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Let's finish it all in one volume: a practical manual on accounting, human resources, and management support.
Let's finish it all in one volume: a practical manual on accounting, human resources, and management support.
Description
Book Introduction
The fastest and most accurate
Easily solve your work problems
In my hands
Business Encyclopedia

This book consists of 11 chapters, and is designed to cover everything from accounting and taxes to human resources and the four major insurances, all in one book.
Chapter 1: Establish a Startup Work System!
We've organized the company's work and organized the most common tasks by topic.

Chapter 2: Accounting that Gets You in the Head
Eliminate all unnecessary accounting.
There is only accounting used in practical work.
This is a page that was designed to contain only the most essential information in the easiest way possible.
If the accounting is right, the rest will be right too.
Chapter 3: How to Prepare Accounting Ledgers
I am explaining only the most commonly used and necessary ledgers.

Chapter 4: Accounting Settlement and Preparation of Financial Statements
We teach you the essential points from closing to preparing financial statements.
Chapter 5: Managing Evidence Without Problems Even During Tax Audits
It explains, case by case, how to manage supporting documents without any problems even during tax audits.
Chapter 6 Payroll Tax and Withholding Tax
When you hire employees or hire part-time workers, you start to get confused when you suddenly have to worry about withholding taxes every month or when you suddenly have to pay bonuses. But now, with this chapter, you don't have to worry anymore.

Chapter 7 Value Added Tax in One Day
Anyone can easily file a value-added tax using Hometax, but we will also teach you the most important know-how for filing a value-added tax.
Chapter 8: Taxes for Individual Business Owners and Freelancers
This chapter explains how to report comprehensive income tax and how to handle expenses.
Chapter 9 Corporate Tax and Easy Expense Management
We teach you the know-how of corporate expense management and tax adjustment methods for expenses with a set limit.
Chapter 10: Personnel Management from Hiring to Resignation
It provides basic information on the most sensitive payroll calculations and teaches you how to prepare for potential disputes between labor and management.
Chapter 11: Four Major Insurances from Hiring to Retirement
I'm always confused about the four major insurance policies while working, so I get annoyed every time I do it, and I explain the four major insurance policies in detail.
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index
Chapter 1: Establish a Startup Work System!

■ Establish a small startup accounting system!
1.
Gather supporting documents
2.
Accounting and Bookkeeping
3.
Understanding financial status
4.
Tax Filing (Tax Schedule)
5.
3-piece tax filing solution set
■ Documents to be submitted when requesting a captain
1.
Documents required when using the tax accountant agency service
2.
National Tax Service Hometax Agreement
3.
Submission of value-added tax return materials
4.
Submission of comprehensive income tax return documents
5.
Submission of corporate tax return documents
6.
Additional submission documents
■ Processing work when a new employee joins the company
1.
Job Overview for New Employees
[Example] Application documents must be returned.
2.
Monthly salary calculation for new and retired employees
Monthly salary calculation for new and retired employees
If the calculated salary for the day is less than the minimum wage
3.
4 major insurances
Four major insurances deducted from salary
[Case] ​​Acquisition of the four major insurances for employees hired before the start of business
Monthly salary report
[Case] ​​Reporting a trainee's monthly salary
■ Processing work when a person resigns
1.
Job Overview for Retired Employees
[Example] Annual leave allowance and year-end tax settlement when leaving the company on December 31st
2.
The effect of resignation and the effect of withholding the resignation letter
[Case] ​​Do I have to pay salary no matter how many days I work?
3.
Annual leave (annual leave allowance) for employees who have resigned
4.
Monthly salary calculation and weekly holiday allowance for employees who quit during the month
5.
Four major insurance retirement settlements in case of retirement
6.
Submission of employment confirmation and unemployment benefits
[Case] ​​Relationship between date of transfer, date of resignation, and date of loss of qualification
7.
Year-end salary settlement for employees who resign mid-term
8.
Payment of retirement allowance (retirement pension) and retirement income tax
9.
Issuance of career certificate
■ Weekly holiday allowance for those who join during the week and leave during the week
1.
If holiday pay is not paid during the week of employment
2.
If holiday pay is paid during the week of employment
[Example] Formula for calculating weekly holiday pay when joining and leaving during the week
■ When corporate registration is required
■ Corporate seal and user seal
1.
Corporate seal
2.
Seal of use
3.
Purpose of corporate seal and employee seal
■ Types of business registration certificates and
■ Classification of business entities under tax law
■ Find out what taxes your company has to pay.

Chapter 2 Accounting that Gets You in the Head

■ One-year accounting cycle
■ Transactions in daily life and accounting transactions
[Case] ​​Difference between advance payment and advance payment
■ Beginning of double-entry bookkeeping Names of debit and credit transactions Account subjects
■ How much is the company's assets? (Assets, Liabilities, Capital)
[Case] ​​Accounting Meaning of Assets, Liabilities, and Equity
■ How much does the company earn? (Revenue, Costs, Profit, Loss)
[Case] ​​Accounting Meaning of Revenue and Expenses
■Distinction between debit and credit account subjects (double-entry bookkeeping method)
1.
Duality of Transactions and the Principle of Balance-Order Average
2.
Method of accounting (method of recording account items)
3.
Accounting standards applied when resentment occurs
4.
Key Contents of Small and Medium Enterprise Accounting Standards
■ If you find it bothersome to memorize account titles, don't do accounting.
1.
Explanation of financial statement account items
2.
Explanation of Income Statement Accounts
3.
Explanation of cost item account subjects
[Example] There are cases where either of the two account subjects can be used.
[Case] ​​Difference between office supplies and consumables
[Case] ​​Handling of supplies and consumables, asset handling, and repair costs
[Case] ​​Difference between advance payment and advance payment
[Case] ​​Account subject to final accounting
[Case] ​​Understanding Asset Classification
[Case] ​​Accounting and Tax Common Sense for Accrued Payments
■ In practice, resentment is expressed in the voucher.
1.
Issuing vouchers using the program
Purchase and sales voucher
General voucher
Comparison of Purchase and Sales Vouchers and General Vouchers
2.
Manual issuance of vouchers
How to write a replacement (indignation) voucher
How to write a deposit slip
How to write a withdrawal slip
How to write a substitute voucher
How to write a purchase/sales voucher
■ I want to see transaction details at a glance
[Example] The voucher (journal) and general ledger are sometimes referred to together as the main ledger.
[Example] Types of auxiliary entries
1.
General ledger where vouchers are collected by account subject
2.
A balance sheet that summarizes transaction details
■ How to end an accounting day
3.
What about transactions without supporting documentation?
4.
Keep daily transaction records
5.
Things to do at the end of the day
6.
Things to do at the end of the month
■ Matters to be handed over when an accounting employee leaves the company

Chapter 3: How to Prepare Accounting Ledgers

■ Flow of accounting ledger
■ Things a company must know when managing its books
[Example] There are several factors that cause the cash flow in accounting to be negative.
■ A common ledger used by everyone in all companies
■ Bookkeeping Management Essential for Financial Managers
1.
Accounting Management
2.
Management of major subsidiary ledgers and ledgers by account subject
3.
Rules and regulations that a corporation must have
■ Tax matters to check before closing the books
1.
Things to consider regarding sales
2.
Things to consider regarding cost of sales
3.
Things to consider regarding cost
4.
Other areas to review
■ Cash Management for Small and Medium Enterprises
1.
Parties responsible for managing income and expenditure
2.
The usefulness of income and expenditure management
3.
Income and expenditure management through the accountant
■ The secret to efficient money management
[Case] ​​Separation of Accounting and Finance

Chapter 4: Accounting Settlement and Preparation of Financial Statements

■ Year-end financial statements
1.
Account subject settlement
Settlement of accrued income
Settlement of unpaid expenses
Player earnings settlement
Prepaid expenses settlement
Settlement of unused consumables
2.
Order of settlement
3.
Corporate tax adjustment
Differences between settlement adjustments and reporting adjustments
Settlement adjustments
Report adjustments
4.
Procedure for settling accounts through a program
[Case] ​​Inventory calculation method
[Case] ​​Differences between Cash and Accrual Accounting
■ Preparation and use of financial statements
1.
Other types of financial statements required by regulations or laws
2.
Interrelationships between financial statements and users of financial statements
3.
financial statements
4.
Income statement
5.
Retained Earnings Disposition Statement (or Deficit Disposition Statement)
6.
Cash flow statement
7.
Statement of changes in equity
8.
Notes and appendices
[Case] ​​Consolidated Financial Statements, Separate Financial Statements, Individual Financial Statements
[Case] ​​Things to Consider When Viewing K-IFRS Financial Statements
[Case] ​​What you can learn from looking at the (comprehensive) income statement
[Case] ​​Interrelationships in Financial Statements

Chapter 5: Managing Evidence Without Problems Even During Tax Audits

■ Small business owners and corporations to whom tax law documentation requirements do not apply
1.
small business owners
2.
Corporations to which the statutory expenditure documentation regulations do not apply
■ If you don't know anything about taxes, get your supporting documents first.
■ There are transactions that do not require legal documentation of expenditures.
1.
Transactions with non-business persons
2.
Transactions not considered as supplies of goods or services
3.
Transactions exempt from receipt of statutory expenditure certificates regardless of payment method
Transactions that do not require legal proof of expenditure
Transactions that require submission of remittance statements for expenses, etc.
■ Legal expense documentation that must be provided for each expense case
1.
Proof of legal expenditure for various personnel expenses
2.
Proof of legal expenditure for travel expenses paid to employees
3.
Statutory expenditure proof for entertainment expenses
4.
Proof of legal expenditures for taxes, public charges, and telecommunications-related expenses
5.
If purchasing a gift certificate, proof of legal expenditure is required.
6.
Other case-by-case legal expenditure evidence
■ Cost processing and documentation management of condolence money (200,000 won per invitation)
1.
Condolence money for employees shall be paid in accordance with company regulations.
2.
Be sure to attach supporting documentation when paying condolence money to business partners.
[Example] When two expenditures are considered as one
3.
Treatment of entertainment expenses in invitations
In the case of wedding gifts
[Example] When a congratulatory gift and wreath are given at the same time
In case of condolence money
■ Employee card usage amounts are also eligible for purchase tax deduction.
1.
Check the required information on the receipt
2.
Personal card payments are deposited into your bank account.
3.
Be careful when entering the voucher.
4.
Personal credit card spending is excluded from year-end tax settlement.
5.
Use a corporate card (business card) in the employee's name.
[Example] Types of corporate cards
■ Reasons for using a corporate card when making expenses
1.
Tasks involved when using an employee's personal card
Receiving personal card receipts and verifying required information
Expense settlement, manual voucher entry
The cost of the flag may increase.
2.
Things to keep in mind when using employee personal cards for year-end tax settlement
3.
Why we recommend using a corporate card (business card)
■ Things to keep in mind when using a corporate card
1.
Create usage rules for corporate cards.
[Case] ​​Examples of Industries Where Corporate Card Use Should Be Restricted
[Example] Examples of items for which corporate card use is restricted
2.
They do not unconditionally accept corporate cards.
[Example] When proof of corporate card use is required
[Example] If you do not receive expense recognition after using a corporate card
3.
Personal expenses from corporate cards should not be processed as expenses.
4.
Beware of fraudulent use of corporate cards
Dismissal due to fraudulent use of corporate credit card
Unauthorized use of corporate cards for food, transportation, gas, etc.
Unauthorized use of corporate cards at restricted establishments such as entertainment establishments
Unauthorized purchase of corporate card gift certificates and suspected card fraud, etc.
Unauthorized use of corporate individual cards
■ Proof of legal expenditure of (joint) management fees
1.
If the landlord (building owner) is a general taxpayer
2.
If the landlord (building owner) is a simplified taxpayer (tax-exempt business)
■ Transactions that do not require issuance of a tax invoice
1.
Cases where tax invoice issuance is exempted
2.
When issuing tax invoices is prohibited
■ The expenditure resolution is not a legally recognized document.
■ Can I scan and keep the cumbersome evidence?
■ Not all supporting documents are submitted when filing taxes.

Chapter 6 Payroll Tax and Withholding Tax

■ Payroll tasks to be managed by accounting staff
■ Calculation and workflow of payroll tax
■ Determination of taxability and non-taxability of earned income
■ Tax-exempt wages from earned income as prescribed by law
1.
Tax exemption on self-driving subsidies (vehicle maintenance costs)
[Case] ​​Various Cases for Tax-Free Treatment of Self-Driving Subsidies
2.
Tax exemption on meal expenses
[Case] ​​Points to note regarding tax exemption on food expenses and value-added tax input tax deduction
[Example] Meal expenses that are additionally tax-exempt in addition to the meal exemption
[Example] Tax exemption for meals when using the cafeteria
3.
Tax exemption for childbirth and childcare (family allowance)
4.
Tax exemption for research grants and research activity expenses
5.
Tax exemption on daily and night shift allowances
6.
Tax exemption of childcare leave benefits
7.
Tax exemption on student loans
[Case] ​​Tax Treatment of Subsidies for Tuition and Book Purchases
8.
Tax exemption on overtime pay for production workers
9.
Tax exemption on overseas earned income
[Case] ​​Tax Treatment of Vacation Allowances Provided to Employees
[Case] ​​Tax Treatment of Gift Expenses for Holidays, Birthdays, and Anniversaries
[Example] Inclusion of overseas earned income in the monthly health insurance payment exemption
[Case] ​​Tax treatment of hospital expenses incurred in the event of an employee's work-related accident
[Case] ​​Tax Treatment of Optional Welfare Systems
[Case] ​​Things to check when processing mobile phone subsidy expenses
■ Business trip expenses and income tax exemption
1.
Tax treatment of business trip expenses
2.
Labor processing of business trip expenses
■ How to deduct taxes from a regular worker's salary
1.
Monthly salary
2.
Number of eligible families
[Case] ​​Precautions when handling executive personnel expenses
[Example] Providing the company's products to employees at a lower price than the market price
[Case] ​​Reporting Dual Earned Income and Processing Dual Earned Income Data
[Example] When requesting a refund of local income tax for special collection
■ How to deduct taxes from daily workers
[Example] Legally required work for daily workers for one year
[Case] ​​Determination of 3-month employment for daily workers and conversion of daily workers to regular workers
[Case] ​​Considerations during Tax Investigations on Daily Worker Wages
■ How to deduct taxes from foreign workers
■ How to deduct taxes in the month in which bonuses are paid
■ In case of prepayment of the worker's four major insurances and income tax (net annual salary)
1.
Whether average wages are included in the calculation of retirement benefits for the four major insurance premiums
2.
What is “net salary”?
3.
Problems that arise when signing a net salary contract
If the company pays the employee's share of income tax and the four major insurance premiums
Advance payment and year-end settlement
4.
Practical work processing when signing a net annual salary contract
Withholding tax and year-end settlement for advance payments
Indignation and tax reporting
[Case] ​​Payroll Tax Reporting for 3.3% of Freelance Contract Workers
■ Income tax reduction for young people employed in small and medium-sized enterprises
1.
Applicable target
2.
Exclusions
3.
Reasons for military service excluding the period from age calculation
[Case] ​​Income Tax Reduction for Industrial Functional Personnel with Special Military Service Status Employed at Small and Medium-Sized Enterprises
4.
Reduction period
[Example] What is the deduction period if I change jobs after getting a job? (If I didn't apply for deduction at my previous company)
5.
Tax reduction
6.
How to apply for a reduction and process payroll work
7.
How to search
■ Can I transfer my salary to an account in the name of a family member (someone else)?
1.
Can I receive it in a family member's (someone else's) account?
2.
Problems that arise when sending money in someone else's name
■ How to deduct year-end tax from employees who quit their jobs midway
1.
Year-end tax settlement when resigning midway after reemployment
2.
If you are not reemployed and only have a current job
3.
Year-end tax settlement for those who quit mid-career. Check the payment statement from your previous employer.
4.
How to write a report on withholding tax compliance for those who resigned mid-term
[Case] ​​When an employee who retired in the middle of the year does not find employment
[Case] ​​Automatic calculation of year-end tax settlement for employees who leave the company mid-term when there is no program
5.
How to submit a statement of payment for those who have resigned mid-term
6.
Year-end tax settlement amendment report for those who quit mid-year
■ External service fee is not a business income or other income on a tax invoice
1.
Withholding tax on business income
2.
Withholding tax on other income
[Case] ​​Taxation due to early termination of small business and small merchant deductions
[Example] Interview expense support for overseas employment is treated as miscellaneous income for tax purposes.
■ Withholding tax performance report and payment statement submission
[Example] Even if the withholding tax is 0 won, you must report it.
[Example] Ghost employees get caught if they report labor costs.
■ Small business owners can use semi-annual withholding tax payments.
■ Management of daily worker wage report data (notice of daily worker exceeding maximum working days)
■ Tax issues when reporting 3.3% of wage earners
1.
The meaning and reason for the 3.3% report
2.
The National Tax Service seems to acknowledge it to some extent.
■ 3.3% When reporting, retroactive collection of 4 major insurances and disadvantages to the company and employees
1.
Recognition of workers due to complaints from the Ministry of Employment and Labor
2.
If recognized as a worker, the four major insurances will be collected
If the employee resigns at the time of retroactive enrollment
Disadvantages to the company and employees when applying retroactively
■ Withholding tax on retirement pay and retirement pension
1.
Severance pay payment
2.
Severance pay? Tax deferral
3.
Defined Benefit Pension Plan (DB)
4.
Defined Contribution Pension Plan (DC)
If there is no amount paid directly to the worker at the workplace
If there is an amount paid directly to the worker at the workplace
If there is a subscriber contribution
5.
Taxation of pension income from tax-deferred retirement pension
[Example] Withholding tax receipts can replace statutory documentation.
[Case] ​​Determination of retirement income related to personnel appointments
[Case] ​​Calculating retirement income tax when additional retirement pay is paid due to a calculation error
■ Retirement Income Tax Reporting and Payment
1.
Retirement Income Tax Calculation
2.
Withholding tax on retirement income
3.
Issuance of withholding tax receipt and submission of payment statement
4.
Tax settlement on retirement income
5.
Retirement Income Tax Base Confirmation Report
[Case] ​​Special Case of Retirement Decision
Why does my company deduct taxes from my income? 435
■ Surcharge for failure to withhold tax 437
[Case] ​​Small Amount Withholding Tax on Personal Services 438

Chapter 7 Value Added Tax in One Day

■ How to report value-added tax
1.
Value-added tax calculation structure
2.
Documents to prepare for VAT reporting
3.
Check VAT reporting data for online sales
4.
Directly report value-added tax through Hometax
[Example] Disadvantages of not filing VAT due to lack of sales
■ Value-added tax is the basis for all taxes.
1.
The more subtractions you have, the less value-added tax you pay.
2.
All documentation follows the transaction.
3.
Tax invoice = credit card sales slip = cash receipt for expenditure verification
4.
How to save value-added tax
■ Value-added tax at a glance in the form (How to fill out the value-added tax report form)
1.
Tax base and sales tax amount
[Case] ​​How to Use Investigation Reports for Bad Debt Handling
[Case] ​​Timing of Bad Debt Tax Deduction for Bankruptcy/Closure Decision
[Case] ​​Bad debt processing and bad debt tax deduction before the statute of limitations expires
[Case] ​​Bad debt and voluntary abandonment of accounts receivable due to business closure of a business partner
2.
Value-added tax purchase tax
Purchase tax on tax invoice
Missing portion of scheduled report
Purchaser-issued tax invoice
Other deductions for purchase tax
Those who submit receipt statements such as credit card sales receipts
Agenda purchase tax deduction
Tax credit for purchase of recycled waste resources
Taxable business conversion purchase tax amount
Inventory purchase tax
Bad debt tax amount
Purchase tax that cannot be deducted
Common input tax exemption business division
Bad debt tax deduction
3.
Tax reduction/deduction amount
Electronic filing tax deduction
Credit card sales receipt issuance tax deduction, etc.
[Case] ​​Why is the credit card issuance tax deduction 0 won (credit card issuance tax deduction limit)?
4.
Unrefunded value-added tax return
5.
Value-added tax advance notice amount
6.
Value-added tax surcharge
Surcharge for non-registration of business
Surcharge for non-issuance of tax invoice
Surcharge for non-transmission of electronic tax invoice
Failure to submit a summary tax invoice
Late filing surcharge
Late Payment Surcharge
Surcharge for failure to report the standard for small business tax
Dishonesty surcharge on credit card sales receipts, etc.
Surcharge for failure to submit cash sales statement
7.
National Tax Refund Account Report
8.
Business closure report
9.
Tax base statement
[Case] ​​If my business does not include real estate rentals, how do I report value-added tax on real estate rental income?
[Case] ​​How to prepare a value-added tax return excluding income from the sale of fixed assets
10.
tax agent
11.
Duty-free business income amount
[Example] Even if there is no actual value added tax, it must be reported as such.
[Case] ​​Request for Correction of Early Refund Amendment Report
[Case] ​​Transaction types and countermeasures that may cause suspicion (fabricated or disguised) of purchase tax invoices
■ Value-added tax reporting data that must be managed separately even if the captain is entrusted
1.
Card sales approval details
[Case] ​​Example of a Value-Added Tax Inquiry Menu by Card Company Site
2.
Open market/social commerce sales details
[Case] ​​Example of a Value-Added Tax Inquiry Menu for Open Market/Social Commerce Sites
3.
Cash sales details
4.
Overseas sales details
[Case] ​​Checking Google App Store Sales
[Example] Checking Apple App Store Sales
5.
Manual tax invoice/invoice
6.
Personal credit card usage
7.
Purchase tax before business registration
8.
Business credit card usage
■ Purchase tax not deductible even if a tax invoice is received
1.
In case of failure to submit or inaccurate entry of the total tax invoice by purchaser
2.
In case of non-receipt or incorrect entry of tax invoice
3.
Purchase tax on expenditures not directly related to business
4.
Purchase tax on the purchase and maintenance of small passenger cars for non-commercial use
Non-commercial small passenger cars are not allowed, but trucks are allowed.
Diesel cars are okay, but gasoline cars are not?
Purchase tax deduction is not available, but expenses are treated as such.
There are places where toll gate fees are deducted and places where they are not.
5.
Purchase tax related to expenditures for entertainment and similar expenses
6.
Purchase tax on value-added tax-exempt goods and land
7.
Purchase tax before business registration
8.
Other purchase tax deductions
[Case] ​​Classification of cases where purchase tax deductions for various expenditures are not deductible
9.
In cases where purchase tax is not deductible other than items for which purchase tax is not deductible
When purchase tax deduction is not allowed
Whether or not purchase tax is deducted when using a credit card in someone else's name
■ Everything about electronic tax invoices
1.
Businesses that must issue electronic tax invoices
2.
Electronic tax invoice issuance deadline
3.
Surcharges related to electronic tax invoices
[Example] Timing of issuing tax invoice for advance payment
■ How to issue a revised electronic tax invoice
1.
Modifications that are unavoidable due to changes
2.
Correction of errors due to author's mistake
3.
VAT filing
■ Issuance of purchase confirmation tax invoice
■ VAT installment payment, extension of payment deadline and deferral of collection
1.
Extension via card
2.
Extension of value-added tax payment deadline, etc.

Chapter 8: Taxes for Individual Business Owners and Freelancers

■ Tax management for self-employed individuals
■ Comprehensive taxation (comprehensive income tax) and separate taxation (withholding tax)
1.
Cases where you do not need to file a comprehensive income tax return
2.
Comprehensive income tax period
3.
Comprehensive income tax filing and payment
4.
Comprehensive income tax payment location
5.
Comprehensive income tax calculation flow
■ How to file and pay comprehensive income tax
1.
Comprehensive Income Tax Return Guide
[Example] It is not a bad idea to have an expert report the length of the report and to self-report the estimated report.
2.
Comprehensive income tax installment payment method
Comprehensive income tax installment payment (installment)
Extension of the deadline for payment of comprehensive income tax
■ Comprehensive income tax when keeping ledgers (comprehensive income tax report and payment by ledger)
1.
Total income calculation items
2.
Items not included in total income amount
3.
Items included in necessary expenses
4.
Items not included in necessary expenses
[Case] ​​Tax Accounting for Household-Related Expenses
■ Comprehensive income tax when ledgers are not kept (comprehensive income tax report and payment based on estimate)
[Case] ​​Confusing Terms When Filing Electronically on Hometax
1.
How to distinguish between those subject to the standard rate and the simple rate
2.
Method of calculating income amount based on standard expense ratio
Scope of major expenses
Receipt and storage of supporting documents from those reporting the standard rate
3.
Income calculation method using simple expense ratio
4.
Payment of additional tax on weapons of mass destruction by prospective taxpayers
■ Interim advance payment of income tax
■ Report on status of value-added tax exempt business establishments
■ Principles for handling expenses for self-employed individuals
1.
Principles of cost processing and common sense you should know
2.
Business common sense that self-employed people must know
3.
How to Prevent Misappropriation of Public Funds for the Self-Employed
■ Checkpoints for self-employed expense processing
■ Expense processing for self-employed vehicles
■ Expense processing for household and business vehicles
1.
For vehicles, purchase a compact car, a vehicle for 9 or more people, or a truck.
2.
Depreciation and fuel cost recognition for another person's vehicle
■ Processing of meal expenses for one-person companies and corporations with no employees
[Case] ​​Expense processing of meal expenses for a one-person corporation
[Case] ​​Expense treatment of meal expenses for a one-person sole proprietorship president
[Case] ​​Expenses for Meals for Daily Workers in a Business Without Subscribers to the Four Major Insurances
■ Processing work when hiring family members as employees
■ Self-employed (individual business owner) Comprehensive income tax expense treatment of the four major insurance premiums

Chapter 9 Corporate Tax and Easy Expense Management

■ How to report and pay corporate tax
1.
Income for each fiscal year
2.
Corporate tax payer
3.
The corporation's fiscal year and tax period
4.
Corporate tax is calculated, reported, and paid by the individual.
Corporate tax is calculated based on the income amount per fiscal year.
Corporate tax form flow chart and calculation method
Corporate tax requires knowledge of tax adjustments.
[Case] ​​Even if there is no tax to pay, tax adjustment is thorough.
5.
Corporate tax calculation amount
6.
Corporate tax payment amount
[Example] Submit a tax deduction application even if there is no calculated tax amount.
7.
Corporate tax filing deadline
8.
Documents that must be submitted when filing corporate tax returns
9.
Application for deduction/reduction
10.
Electronic reporting method
11.
Method of payment of corporate tax
■ Calculation of corporate income for the fiscal year (inclusion of profit and exclusion of deductions, inclusion of deductions and exclusion of profit and exclusion of deductions)
1.
Inclusion and exclusion of income
2.
Deduction and exclusion of expenses
■ Matters to note when handling corporate business
■ Know what is recognized as an expense! Pay less tax.

1.
Material cost
2.
salary
Withholding tax for daily workers
Salaries of private company presidents and corporate CEOs
3.
severance pay
4.
Welfare expenses
5.
Office supplies and consumables
6.
Depreciation expense
7.
Lease fee
8.
Payment of rent
9.
Travel and transportation expenses
10.
Telecommunications, electricity, and water bills
11.
Taxes and charges
12.
Vehicle maintenance costs
13.
premium
14.
entertainment expenses
15.
Advertising and promotional expenses
16.
interest expense
17.
donations
18.
Scholarship amount
Employees' own tuition fees
Tuition for employees' children
19.
Travel expense subsidy amount
20.
Department-specific dinner expenses
If the company dinner fee is paid with an employee's personal card
Expenses to watch out for: company dinners
21.
Meal allowance
22.
Expense processing of various compensations
Settlement amount for withdrawal of wage arrears complaint
Settlement for wrongful dismissal
Compensation for industrial accidents and death settlements
Processing of evidence related to compensation or indemnity
23.
Health checkup fees, physical training fees
Health checkup fee
Expense treatment of company-borne portion of physical training expenses
24.
Other expenses
■ Expenses for which limits are set by tax law
1.
Labor cost processing and limit calculation
[Case] ​​Executive Salaries, Bonuses, etc. Expense Recognition Conditions
[Case] ​​Calculating the limit on executive severance pay and its relationship to retirement income under the Income Tax Act
[Case] ​​Tax Treatment of Severance Pay in Cases of Unrealistic Retirement
[Example] Expense processing when a loan is received from a bank in the name of the CEO
[Example] Tax treatment when acquiring corporate assets under the name of an executive officer
2.
Tax and utility bill processing and limit calculation
Taxes that are and are not recognized as expenses
Cost treatment of value-added tax
[Case] ​​Treatment of Customs Duties and Customs Refunds as Expenses under the Corporate Tax Act
[Case] ​​Treatment of registration license tax as expense under the Corporate Tax Act
Utility bills that are recognized as expenses and those that are not recognized as expenses
Fines that are recognized as expenses and fines that are not recognized as expenses
[Case] ​​How to handle payment of fines imposed on employees
Union fee? Association fee
3.
Business vehicle expense processing and limit calculation
Sign up for employee-only car insurance
Preparation and storage of vehicle operation logs
Processing of vehicle-related expenses for corporations and individual business owners
4.
Entertainment expense processing and limit calculation
First condition (must have legal proof of expenditure)
Second condition (expenses recognized only within the entertainment expense limit)
[Example] Entertainment expenses of less than 50,000 won per year (excluding items priced less than 30,000 won per item)
[Example] Condolence money and condolence gift from a person with a personal relationship with the CEO
5.
Donation expense processing and limit calculation
6.
Depreciation expense processing and limit calculation
depreciable assets
Depreciation range and depreciation method
Salvage value
Useful life and depreciation rate
Depreciation range of used assets, etc.
Depreciation agenda
The agenda of immediate depreciation
7.
Interest payment expense processing and limit calculation
[Case] ​​Disadvantages of Unpaid Wages and Solutions
8.
Severance pay reserve expense processing and limit calculation
Retirement benefit reserve deduction limit
Defined contribution (DC) retirement pension
Defined Benefit (DB) retirement pension
9.
Allowance for bad debt expense processing and calculation of limit amount
bad debts
bad debt reserve
■ Tax management and processing of the four major insurance policies for family (relative) (false) employees
1.
4 major insurances
2.
Family labor cost tax
If you are caught evading taxes by registering a false employee
■ Tax treatment method for special relationships and transactions
1.
Denial of deductions related to unrelated payments, etc.
2.
Tax adjustment for transactions between special related parties, etc.
3.
Tax adjustment if the executive retirement allowance payment standard is exceeded
■ Things to keep in mind when receiving gift certificates
Proof and required documents when paying entertainment expenses with gift certificates
■ Confirmation when a corporation borrows money from an individual (or another corporation)
■ How to respond to a tax audit if selected as a target of a tax audit
1.
Distinction between regular and irregular surveys
2.
How to prepare for a tax audit
■ Essential items that must be known during tax audits
1.
Whether to include labor costs for processing relatives
2.
Whether or not the appropriate receipt and payment of qualified evidence is made
3.
Identifying transactions between special related parties
4.
Payment to the representative
5.
Gift certificate purchase information
6.
Credit card usage history
[Case] ​​The most frequently detected case by the National Tax Service
■ Instructions for submitting explanatory materials
■ Processing after tax audit
1.
Tax investigation completed
2.
Tax audit, income disposition, and tax adjustment
3.
Income disposal
Income Amount Change Notice
How to report withholding tax when receiving a notice of change in income amount
[Case] ​​How to Report Withholding Tax on the Amount Disposed of as a Bonus for Omitted Sales

Chapter 10: Personnel Management from Hiring to Resignation

■ What should and should not be included in an employment contract
1.
Do I need to write an employment contract every year?
2.
Employment contract and annual salary contract
3.
Preservation documents for employment contracts
[Case] ​​Cases where freelancers are considered workers
[Case] ​​Priority of the Labor Standards Act, Employment Rules, and Employment Contracts
■ Working hours - Paid: Break time - Unpaid (fake break time)
1.
Working hours stipulated by law
2.
Break time
3.
fake break time
■ How to calculate the monthly salary of mid-career hires and mid-career leavers by date
1.
Monthly salary calculation for new and retired employees
2.
If the calculated salary for the day is less than the minimum wage
3.
Salary calculation for each case
Calculating the hourly wage (daily wage) of weekend (Sat, Sun) workers (part-time workers, part-time workers)
When calculating work hours, do you also deduct Saturday wages?
Do I need to pay holiday pay when calculating working hours?
Calculating salary when annual leave is used
Calculate daily salary when taking sick leave
[Example] When calculating work based solely on paid work days
[Example] Calculating work hours based on monthly working days
[Example] How to calculate salary when taking a full week off
■ Average wage and regular wage
1.
average wage
Wages included in average wages
Wages excluded from calculating average wages
Periods and wages excluded from the three months used to calculate average wages
2.
Normal wage
Calculation method of regular wages
Determining whether various allowances are included in regular wages
■ It is not a wage determined by the Comprehensive Wage System Act.
1.
Requirements for recognition as comprehensive wages
2.
Wages that cannot be included in comprehensive wages
3.
Conversion of regular wages and overtime pay from comprehensive wages
■ Do you know how to calculate the minimum wage?
[Case] ​​Application of minimum wage to trainee workers
[Case] ​​Can 80% or 90% of salary be paid during the training period?
■ Not all holidays are the same (statutory holidays and contractual holidays).
■ Weekly holidays and weekly holiday allowance
1.
Application of public holidays
2.
Requirements for payment of holiday pay
3.
Automatic calculation of holiday pay
[Case] ​​Calculating Holiday Allowance for Part-Time Workers
[Example] Payment of weekly holiday allowance when hired during the week
[Example] Payment of holiday pay in case of resignation during the week
[Example] Holiday pay when a public holiday falls during the week
[Example] Weekly holidays for businesses with less than 5 employees
[Example] Working only 5 days a week and receiving holiday pay upon retirement
[Example] Weekly holiday allowance when annual leave is used during the week
[Example] Weekly holiday allowance (including family care) in case of (unpaid, paid) leave
4.
Weekly holiday allowance for monthly salaried workers and part-time workers
How many hours per month is the salary based on?
Daily regular wages that serve as the basis for calculating holiday pay
[Example] Non-payment of holiday pay is a violation of the Minimum Wage Act and is subject to criminal punishment.
5.
Weekly holiday allowance for daily workers
Overtime pay (overtime pay)
1.
Overtime requirements
2.
Overtime pay
3.
Additional wages
4.
Overtime work
[Example] When a contract for 20 hours of regular work per week is signed and 30 hours are worked
5.
night work
[Example] Night shift allowance for short work hours only at night
6.
Holiday work
[Case] ​​Payment of holiday work allowance on Labor Day
7.
Formula for calculating overtime pay
8.
Exceptions to the application of additional wages
[Example] Holiday work allowance when working on a red-light day (holiday, national holiday, election day)
■ Eligibility and granting of annual paid leave
1.
Eligibility for annual paid leave
2.
Granting of annual paid leave
Calculation of annual paid leave days (attendance rate, number of regular working days)
Addition of annual paid vacation days
Granting and using paid leave for new employees
[Example] Number of days of annual paid leave for employees returning to work after parental leave
[Example] Number of days of annual paid leave in case of absence from work due to occupational disease
[Example] Number of days of annual paid leave for part-time workers
3.
When annual leave is not used
4.
Promotion of use of annual leave
[Example] Red days are not currently considered days off, so they are deducted from annual leave.
■ Monthly annual leave (annual leave equivalent to less than 1 year)
■ Annual leave (annual leave equivalent to one year or more)
Requirements for annual leave
Calculation of annual leave by year
How to calculate annual leave based on the date of employment (principle)
How to Calculate Annual Leave by Fiscal Year (Exceptions)
Calculation of annual leave days for employees who have resigned
3.
Annual leave for employees who work less than 80% of the year
4.
Promoting the use of annual leave
5.
Carryover of annual leave
■ Calculation of annual leave allowance
1.
Accrual of annual leave allowance
2.
Calculation of annual leave allowance
Annual leave allowance for monthly annual leave
Annual leave allowance for annual leave
3.
Payment period of annual leave allowance
Monthly annual leave allowance
Annual leave allowance
■ Please calculate the severance pay.
1.
User-attributable reasons
2.
Some businesses are closed and receive leave allowances.
3.
Payment of severance pay
4.
Calculation method of severance pay
5.
Calculating vacation days and annual leave
[Example] Severance pay in case of early departure from work
[Example] Weekly holiday allowance and holiday allowance in case of partial or full closure of business during a week
6.
Employment maintenance support during business closure
■ Calculation of retirement pay and interim settlement of retirement pay
1.
Applicable subjects of retirement allowance
2.
Calculation of retirement benefits
3.
Severance pay payment deadline
4.
Interim settlement of retirement pay
■ Defined Benefit Pension (DB) Salary Payment
1.
Defined benefit pension subscription period
2.
Payment of defined benefit pension contributions
3.
Salary payment upon retirement
■ Defined contribution pension (DC) benefit payment
1.
Defined contribution pension subscription period
2.
Payment of defined contribution pension contributions
3.
Salary payment upon retirement
■ Introduction of Individual Retirement Pension Systems (IRPs) in Small Businesses
■ Preparation and storage of payroll ledger
1.
Payroll must be filled out.
2.
Items that must be recorded in the payroll register
3.
How to prepare and store a payroll ledger

Chapter 11: Four Major Insurances from Hiring to Retirement

■ Can I not sign up for the 4 major insurances?
1.
Workers who are not required to enroll in the four major insurances
2.
Daily workers vary depending on the applicable laws.
■ Application of the four major insurances to daily workers
1.
National Pension and Health Insurance
2.
Employment Insurance
3.
Date of acquisition and loss of qualification
4.
Daily worker insurance premium calculation, payment, and settlement process
[Case] ​​Correction report in case of error in confirmation of work details (correction report for daily workers)
■ Application of the four major insurances to executives and outside directors
1.
Four major insurance policies for registered executives
2.
Four major insurance policies for non-registered executives
[Case] ​​Four Major Insurances for Unpaid CEOs
[Example] When working at a family-owned company, the four major insurance policies apply to spouses, etc.
■ Application of the four major insurances to foreign workers
■ Application of the four major insurances to field trainees
■ Standards for imposing the four major insurance policies upon joining and leaving the company
1.
Determining whether the four major insurance deductions are applicable
2.
Determination of the standard amount of the four major insurance policies
■ In case of joining in the same month and leaving in the same month, 4 major insurances are processed
1.
When paying wages, four major insurance policies are applied
2.
Cancellation of acquisition of the four major insurances
■ Four major insurance premiums deducted from salary
■ Dual acquisition of the four major insurances
■ National Pension Payment Exception Health Insurance Payment Deferral
■ Four major insurance policies for maternity leave and childcare leave
■ 4 major insurances in case of salary changes
■ Calculation of 180 days required for unemployment benefits
■ Additional collection of health insurance premiums

Startup/Subject-Specific FAQs

[Question] Is it possible to see my work schedule for the year at a glance?
[Question] Self-Employed Tax Filing Calendar
[Question] 4 Major Insurance Reporting Calendar
[Question] I joined a company with no system and I don't know what to do first.
[Question] I would like the CEO to receive the report.
Do you have any samples to reference?
[Question] Even if I entrust my documents to a captain, they are not automatically checked, so I always have to be careful and prepare the documents.
[Question] Work checkpoints when a new employee joins the company
[Question] Can I keep my application form at the company?
[Question] How do you calculate the salary of a new employee hired in the middle of the month?
[Question] A trainee has joined the company. How much should I report as his/her monthly salary?
[Question] Work checkpoints when a person leaves the company
[Question] Annual leave allowance and year-end tax settlement for those hired on January 2nd and leaving on December 31st
[Question] Does the date of submission of resignation become the date of retirement?
[Question] A new employee suddenly stopped showing up during the two-day handover.
Do I have to pay a salary?
[Question] When a person retires, do I have to settle the four major insurance policies?
[Question] 4 major insurance policies for employees who joined the company in the same month and left the company in the same month
[Question] A part-time worker who started working on Wednesday and quit the following Thursday is asking for holiday pay. Should I give it to him?
[Question] Is there an easy and simple way to calculate holiday pay?
[Question] One director was reappointed.
Do I need to register?
[Question] The CEO has moved.
Do I need to register?
[Question] Please distinguish between cases where a corporate seal should be used and cases where a personal seal should be used.
[Question] Distinction between general taxation, simplified taxation, and tax-exempt businesses
[Question] What taxes do I have to pay when doing business in Korea?

Accounting/Bookkeeping FAQs

[Question] Can you teach me the flow of accounting for one year?
[Question] What is the difference between transactions in daily life and accounting in the workplace?
[Question] Exchange trading, profit and loss trading, and mixed trading
[Question] Assets, Liabilities, and Capital
[Question] Revenue, Expenses, Profit, and Loss
[Question] Double-entry bookkeeping method
[Question] How to record credit and debit separately when entering an account item
[Question] Korean International Financial Reporting Standards, General Corporate Accounting Standards, and Small and Medium Enterprise Accounting Standards
[Question] Asset-related accounting settlement matters
[Question] Accounting settlement matters related to debt and capital
[Question] Surplus Handling Matters
[Question] Distinction between current and non-current
[Question] How to handle overdue payments
[Question] The Relationship Between Issuing a Voucher and Providing Supporting Documents
[Question] How to select each item in the purchase/sales voucher
[Question] How to select each item in the general voucher
[Question] How to close accounting work
[Question] What to hand over when leaving the company
[Question] The Relationship Between Accounting and Tax Reporting at a Glance
[Question] Commonly used ledgers in accounting
[Question] Document management by account subject
[Question] Is there any special secret to managing your books?
[Question] Sequential flow of accounting settlement
[Question] Please explain the interrelationships between financial statements.
[Question] What is a balance sheet?
[Question] What is an income statement?
[Question] What is a retained earnings statement?
[Question] What is a cash flow statement?
[Question] What is the statement of changes in equity?
[Question] Differences Between Consolidated Financial Statements, Separate Financial Statements, and Individual Financial Statements
[Question] Things to Consider When Viewing K-IFRS Financial Statements
[Question] What can I learn from looking at the (comprehensive) income statement?

Evidence Management FAQ

[Question] Are the documentation management regulations applicable to all businesses?
[Question] I don't know anything about taxes. Please tell me what I should do first.

[Question] I am a simplified taxpayer. What kind of documentation do I need to provide?
[Question] Is there a limit to the amount of documentation required for entertainment expenses and other expenses?
[Question] Proof of payment for personal services such as salary, retirement pay, etc.
[Question] Proof of payment of wages to daily workers
[Question] Proof of payment of welfare expenses
[Question] Proof of payment of travel expenses for non-executive directors and outside directors attending board meetings
[Question] Proof of expenditure for outsourcing services
[Question] Proof of payment for housekeeping and cleaning services
[Question] Proof of payment for city transportation and business trip expenses
[Question] Proof of payment for rental car expenses
[Question] Proof of expenses for accompanying a business partner's employee on a business trip (when paying transportation expenses to a person without an employment relationship)
[Question] Proof of payment for paid parking
[Question] Proof of payment for highway tolls
[Question] Proof of payment for travel expenses of affiliated company employees
[Question] How are entertainment expenses handled without supporting documentation?
[Question] Proof of payment for water bills, taxes, utility bills, electricity bills, and gas bills
[Question] Proof of payment for telephone charges, dedicated line usage fees, internet usage fees, and information usage fees
[Question] Proof of purchase when purchasing a gift certificate
[Question] Proof of purchase when purchasing various admission tickets
[Question] Proof of purchase when purchasing goods through the Internet, TV home shopping, mail order, etc.
[Question] Proof of payment for credit card merchant fees, lease fees, discounts, interest expenses, and insurance premiums
[Question] Proof of payment of deposits, damages, sales incentives, donations, and association fees
[Question] Proof of payment of deposit and security deposit
[Question] Proof of payment for radio wave usage fees
[Question] Proof of expenditure for advertising fees for alumni newsletters, event materials, etc.
[Question] Proof of transaction with unregistered business (individual)
[Question] Proof of advertising model fee
[Question] Proof of purchase when purchasing a used vehicle
[Question] Proof of shared office space, electricity, and water bills
[Question] Proof of purchase when purchasing a vehicle from an individual
[Question] Proof of transaction with simplified taxpayers (annual sales of less than 48 million won)
[Question] Proof of transaction with travel agency
[Question] Proof of payment for land surveying fees
[Question] Proof of payment for designated driving service
[Question] Street vendor, peddler, vending machine, and city bus fare receipt
[Question] Proof of retail food service, lodging, hair salon, and passenger transportation services
[Question] Proof of purchase when paying for goods purchase + quick service fee together
[Question] Proof of receipt when there is no seal on the electronic tax invoice
[Question] Proof of Cost for Delivery of Commercial Documents (DHL, UPS)
[Question] Proof of loans, borrowings, loans, etc. (interest income)
[Question] Proof of capital contribution, share capital, and dividend income
[Question] Proof of income payment to foreigners
[Question] Proof of purchase of goods or provision of services directly from farmers and fishermen
[Question] Proof of expenses incurred as event sponsor
[Question] Proof of expenses for attending overseas exhibitions
[Question] Proof of disposal of inventory assets, etc.
[Question] Proof of disposal of tangible assets, etc.
[Question] If two people each spend 200,000 won on condolence money for a business partner, can each be recognized?
[Question] What are the standards for handling expenses when a wreath is sent to a business partner in the name of the CEO and a separate condolence fee of 200,000 won is paid?
[Question] How do I provide documentation for a congratulatory gift?
[Question] How should I process the condolence money as proof?
[Question] Can the amount used on an employee's personal card be deducted from income at the end of the year after being processed as a company expense?
[Question] Is there a special payment method for employee personal card usage?
[Question] My boss bought golf clubs with his corporate card. Is this expense recognized?
[Question] If I spend money with a corporate card, will it always be recognized as an expense?
[Question] If there are any standards for using corporate cards, please let me know.
[Question] Management fees are consolidated and notified under the landlord’s name.
How do I get proof?
[Question] The building owner is a simplified taxpayer. How do I process the documentation?
[Question] I heard there are transactions that do not require a separate tax invoice. Can you tell me about them?
[Question] Is it enough to just have an expenditure resolution without supporting documentation?
[Question] Will it be accepted if I scan the documents with a copier and keep them?
[Question] Do I need to submit all the supporting documents I have collected when filing my tax return?

Payroll/Withholding FAQs

[Question] Please tell me what accounting professionals must check when managing payroll.
[Question] What do I need to report to the National Tax Service regarding my salary for the past year?
[Question] If the company processes welfare expenses, are they always tax-exempt?
[Question] Please tell me the tax-exempt requirements for the self-driving subsidy (vehicle maintenance expenses)?
[Question] Please tell me the tax-exempt requirements for food expenses?
[Question] Is it tax-exempt if I sell food through a consignment contract at an in-house cafeteria?
[Question] Is the company subsidy for the maintenance costs of the cafeteria operated by the employee group recognized as an expense?
[Question] How to handle cases where the employee pays part of the meal expenses and the company pays part of the meal expenses
[Question] How is age calculated when applying the tax exemption for childbirth and childcare (family allowance)?
[Question] What are the tax-exempt requirements and amounts for research allowances?
[Question] When a company invites instructors, etc. for work-related purposes, how do I obtain supporting documentation?
[Question] How is the monthly salary calculated?
[Question] How do I handle the daily travel allowance paid to sales representatives?
[Question] Are travel expenses included in regular wages when calculating allowances?
[Question] Please tell me how to apply the simplified tax table.

[Question] Differences between daily workers under tax law and those subject to the four major insurance policies
[Question] How to calculate taxes for daily workers
[Question] Submission of a daily worker's work details confirmation report
[Question] Wage Payment and Supporting Documents for Daily Workers
[Question] How to determine whether a daily worker has worked for more than 3 months
[Question] How to handle the conversion of daily workers to regular workers
[Question] Income deductions and tax credits for foreign workers filing year-end tax returns
[Question] Example of calculating withholding tax for the month in which bonuses are paid
[Question] Does the income tax reduction for young people employed at small and medium-sized enterprises also apply to foreigners?
[Question] Does the youth income tax reduction apply to seniors, people with disabilities, and women on career breaks who work at small and medium-sized enterprises?
[Question] An employee with bad credit asks for his salary to be transferred to his mother's bank account.
[Question] When filing year-end tax settlement for someone who quits mid-year, do I have to only report the basic deduction and standard deduction?
[Question] Items deductible only for the period of service during year-end tax settlement and items deductible regardless of the period of service
[Question] When can I check my former employer's withholding tax receipt on Hometax?
[Question] Please tell me how to fill out the withholding tax compliance report for those who resigned mid-term.

[Question] What is the difference between miscellaneous income and business income?
[Question] How much is the necessary expense for other income?
[Question] Which is more advantageous: withholding tax on miscellaneous income or comprehensive taxation?
[Question] When is the deadline for submitting a payment statement?
[Question] I am a small business owner. Do I have to withhold taxes every month?
[Question] Things to keep in mind when hiring day laborers at a human resources agency (service provider)
[Question] Are freelancers employees or business owners?
[Question] Is there a disadvantage to the company if employees are reported as freelancers rather than wage earners?
[Question] Withholding Tax for Defined Benefit Pension Plans (DB Plans)
[Question] Withholding Tax for Defined Contribution Pension Plans (DC Plans)
[Question] If you receive retirement income from two or more people
[Question] Why does my company arbitrarily deduct taxes from my salary?
[Question] What happens to the surcharge if withholding tax is late?
[Question] Cases in which withholding tax does not need to be paid

Value Added Tax FAQs

[Question] What is value-added tax?
[Question] What is the difference between sales and sales tax?
[Question] How to calculate value-added tax
[Question] Documents to prepare for VAT reporting
[Question] Inquiry on VAT reporting data for Baedal Minjok and other services
[Question] Filing Value Added Tax Directly Through Hometax
[Question] Disadvantages of not filing a VAT return due to lack of sales
[Question] Value-added tax also affects the four major insurances.
[Question] Why are tax invoices important for value-added tax?
[Question] Tax invoices and credit card sales receipts have the same function.

[Question] How to fill out a value-added tax return
[Question] Surcharge for missing value-added tax advance report
[Question] In order to determine a debt as bad debt, it must be proven through objective data that the debt is uncollectible.

[Question] Bad debt tax deduction before the statute of limitations expires
[Question] Requirements for writing off accounts receivable due to business closure of a business partner
[Question] How to handle entertainment expenses when a business partner's trade receivables are arbitrarily abandoned
[Question] Tax benefits increase with credit card use and cash receipt issuance
[Question] Why does the credit card issuance tax deduction appear as 0 won when filing value-added tax?
[Question] Even if I entrust the captain, what documents and ledgers should I keep separately?
[Question] Expenses for which purchase tax is not deductible even if a tax invoice is received
[Question] Why can't I get a value-added tax deduction for my company's car?
[Question] Trucks are allowed, but passenger cars are not.

[Question] Why can't I get a VAT deduction for my car purchase?
[Question] Is it okay for diesel cars but not gasoline cars?
[Question] Instead of receiving a purchase tax deduction, an expense is recognized.

[Question] Korea Expressway Corporation does not pay, but private expressways do.

[Question] Please help me clearly distinguish between expenses eligible for VAT deduction and those not eligible.
[Question] Are all businesses required to issue electronic tax invoices?
[Question] I made a mistake when issuing the electronic tax invoice.

[Question] Issuance of purchase confirmation tax invoice
[Question] Is it possible to extend the tax payment period?

Comprehensive Income Tax FAQ

[Question] I started a business as a sole proprietor. How do I manage my taxes?
[Question] Differences between comprehensive taxation, separate taxation (withholding tax), and classified taxation
[Question] When is it not necessary to file a comprehensive income tax return?
[Question] Comprehensive Income Tax Calculation Structure
[Question] Reporting by captain and reporting by estimate
[Question] Am I required to keep double-entry bookkeeping or am I required to keep simple bookkeeping?
[Question] Am I subject to the standard rate or the simple rate?
[Question] How to interpret the comprehensive income tax notice
[Question] Comprehensive Income Tax Return by Captain
[Question] Reflection of income tax on cashback or mileage paid for purchase card payments made by pharmacy business owners
[Question] Reflection of Credit Card Terminal Incentives in Income Tax
[Question] Reflection of the Employment Promotion Fund for Persons with Disabilities in Income Tax
[Question] Reflection of Employment Promotion Incentives in Income Tax
[Question] Reflection of sales incentives received by dealership employees from manufacturers on income tax
[Question] Income tax reflection of disaster relief funds, local government disaster basic income, and emergency living expenses support programs
[Question] Reflection of the employment maintenance support fund, which provides a certain amount of leave or severance pay, and the employment stability support fund, which is received by businesses such as special employment workers, in income tax
[Question] Reflection of government subsidies (national subsidies) in income tax
[Question] Comprehensive income tax return based on estimates
[Question] How to calculate the weapon surtax
[Question] Principles for Processing Expenses for Self-Employed Businesses
[Question] Principles of Recognition of Security Expenses
[Question] Business common sense that self-employed people must know
[Question] Checkpoints for Self-Employed Expense Processing
[Question] If a household vehicle is used for business purposes and treated as an expense for tax purposes
[Question] Self-employed (individual business owner) Comprehensive income tax expense treatment of the four major insurance premiums

Corporate Tax FAQs

[Question] Corporate tax calculation structure
[Question] Settlement adjustment items
[Question] Report adjustment items
[Question] Even if there is no tax to pay, is tax adjustment thorough?
[Question] Documents to be submitted when filing corporate tax returns
[Question] Income tax deduction and deduction exclusion, income tax deduction and deduction exclusion
[Question] Matters to consider when handling corporate business
[Question] Salary of the CEO of a private company and the CEO of a corporation
[Question] When advertising and promotional expenses paid to a specific person are not considered entertainment expenses
[Question] Expense processing for employee scholarship support
[Question] If the company dinner fee is paid with an employee's personal card
[Question] Expenses to watch out for when it comes to company dinners
[Question] Withholding tax on income resulting from unpaid wages or unfair dismissal
[Question] Withholding tax on compensation received due to industrial accident (injury)
[Question] Expense processing for employee gym registration fees paid by the corporation
[Question] Expenses subject to limits in tax law
[Question] What is included in an executive's salary?
[Question] Scope of Executives
[Question] Taxes that are and are not recognized as expenses
[Question] Cost treatment of value-added tax
[Question] Entertainment expense limit
[Question] Depreciation range for used assets, etc.
[Question] The agenda of immediate depreciation
[Question] Capital Expenditures and Revenue Expenditures
[Question] Immediate expense processing for small assets under 1 million won
[Question] Disadvantages of unpaid wages and how to resolve unpaid wages
[Question] Accounting for Defined Contribution (DC) Pension Plans
[Question] Defined Benefit (DB) Pension
[Question] Receivables subject to write-off
[Question] Non-deductible receivables
[Question] If you are caught evading taxes by registering a false employee
[Question] What are the most common cases detected by the National Tax Service?

Human Resources FAQ

[Question] What is the legal break time required for an 8-hour workday?
[Question] If the working hours are 8 hours and the time spent at the company is 12 hours
[Question] How to calculate salary by day
[Question] How to calculate weekend part-time wages
[Question] When deducting the salary of an employee who has been absent for a week, is Saturday's salary also deducted?
[Question] How is salary calculated when absent due to sick leave?
[Question] When to apply average wage
[Question] What wages are included and excluded from the average wage?
[Question] When to apply standard wages
[Question] What wages are included and excluded from regular wages?
[Question] Whether bonuses are considered regular wages
[Question] Determining whether various allowances are considered regular wages
[Question] Wages that cannot be included in comprehensive wages
[Question] Conversion of regular wages and overtime pay from comprehensive wages
[Question] Wages not included in the minimum wage
[Question] Statutory holidays, contractual holidays, statutory holidays
[Question] Formula for calculating overtime pay
[Question] When will the civilian application of the red day be implemented?
[Question] How to calculate attendance rate
[Question] Formula for calculating annual leave days
[Question] How to Apply the Revised Annual Leave Act
[Question] Payment Principles for Annual Leave Allowances
[Question] Calculation Example of Severance Pay
[Question] Requirements for Interim Settlement of Severance Pay
[Question] Can I make an interim settlement of my retirement allowance twice?
[Question] Minimum retirement pension savings ratio
[Question] Total wages for defined contribution pensions
[Question] Delayed interest on the payment of the defined contribution pension contribution itself
[Question] What must be recorded in the payroll register?

4 Major Insurance FAQs

[Question] Four Major Insurances for Daily and Part-Time Workers
[Question] Differences in the scope of daily workers under tax law and the four major insurance policies
[Question] Application of the four major insurances to daily workers
[Question] Application of the four major insurance policies to executives and outside directors
[Question] How to prove unpaid representative status (submitting supporting documents)
[Question] Application period for standard amounts for the four major insurances
[Question] 4 major insurance policies for those who leave the company within the same month of joining
[Question] 4 major insurance policies for those who quit the same month as joining the company on the 2nd
[Question] 4 major insurance rates
[Question] National Pension Calculation Example for Dual Acquisition of Four Major Insurances
[Question] When dually acquiring the four major insurances, what is the order of application for employment insurance?
[Question] How is Saturday handled when calculating the 180-day unemployment benefit requirement?
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Into the book
③ March
The insurance premium for February is paid when it is notified.
For health insurance, you must report your total compensation for the previous year by March 10th, and for industrial accident insurance, you must report your total compensation for the previous year by March 15th.
The National Pension Service checks whether income is properly reported by comparing it with the earned income payment statement, so the company (employer) does not need to report separately.
④ April
The insurance premium for March is paid when it is notified.
--- [From the 4 major insurance business schedule]

There is no major problem if the salary during the training period is paid at least 90% of the minimum wage, excluding simple labor positions.
Therefore, companies can pay a certain percentage of regular employees' salaries, but there are often cases where they are confused about reporting the four major insurances.
When first hired, the standard monthly income is determined based on the income reported by the workplace.
At this time, you can choose from the following two methods for reporting.
1.
If you are converted to a regular employee after reporting as a probationary employee, use the method of reporting a change in salary through the Employment and Industrial Accident Compensation Insurance Portal or the Health Insurance EDI.
2.
At the workplace, the average monthly salary is reported, taking into account all income agreed to be paid at the time of employment contract, including various allowances (including overtime pay), vacation pay, annual bonuses, etc. (excluding non-taxable income).
--- [Recruitment work] Among

In conclusion, if you leave a company midway through your career, you can file a year-end tax settlement at your previous company, but an accurate year-end tax settlement is not possible.
In other words, it is difficult to make an accurate settlement because not all of the year-end tax settlement income deduction data has been submitted, so the employee receives a provisional settlement and resigns.
So, if you resign on December 31st, the problem becomes where to receive your year-end tax settlement.
The conclusion is that, unfortunately, you will not receive a year-end tax settlement from either your previous company or the company you will transfer to next year.
In this case, you must file your year-end tax settlement directly on the National Tax Service Hometax website in May of the following year to receive the unclaimed deduction.
The company you were previously working for will process you as a former employee as of December 31st, and your responsibility will end when they issue a withholding tax receipt for earned income after the year-end tax settlement (temporary settlement) for those who resigned midway.
In some cases, companies that report different dates for attribution and payment will pay December's salary in January. In this case, withholding tax is reported by February 10th. Therefore, if you gather all the year-end tax settlement documents and submit them by February 10th, you will be able to receive a proper year-end tax settlement. In that case, you do not need to file a separate final report in May.
--- [Year-end tax settlement when resigning on December 31st during resignation]

When joining or leaving the same month, national pension and health insurance are not levied, but only employment insurance and industrial accident insurance are levied.
Employment and industrial accident insurance premiums are calculated and levied on a pro rata basis.

--- [From the month of joining to the day of leaving]

If the employee is not granted one paid holiday every seven days based on the date of employment when resigning, additional weekly holiday allowance must be paid.
For example, if you join the company on Thursday, November 5th and leave the company on Thursday, November 12th, the Ministry of Employment and Labor interprets that this does not mean that you do not receive holiday pay because you did not attend work during the week you joined and did not attend work during the week you left, but that you should be paid a total of 8 days ÷ 7 = 1 day of holiday pay.
Of course, this must be based on the assumption that you have attended work during that period.
Holiday pay is calculated by multiplying the total working hours from Monday to Friday by 5 days = hours.
For example, 40 hours a week = 40 hours/5 days = 8 hours
If the total working hours for 5 days is 20 hours, 20 hours / 5 = 4 hours
--- [From the formula for starting work during the week, leaving work during the week, and paying holiday pay]

Looking at my assets, I have an apartment I bought five years ago with a 200 million won loan, some savings, home appliances I bought when I got married 10 years ago, and a car that barely runs...
A list of personal assets like this can be considered an asset by the company.

And the company calls the 200 million won apartment mortgage loan debt.
In other words, the total assets of my house that I currently own are called assets by the company, and the parts that are borrowed from others and must be repaid or given back at some point are called liabilities.
Capital refers to the net company money after subtracting liabilities from assets.
For example, when you sell an apartment, various deposits, and various items, the total assets (assets) you can receive minus the loan (debt) that needs to be repaid can be considered as capital, which is your net assets.
So, if I start a business with 1 million won and all of that 1 million won is my money, my total assets (assets) = net assets (capital) = 1 million won.
On the other hand, if you borrow 200,000 won out of 1 million won from a friend and only own 800,000 won, your assets will be 1 million won, your liabilities will be 200,000 won, and your capital will be 800,000 won, so 1 million won (asset) = 200,000 won borrowed from others (liabilities) + 800,000 won of your net worth (capital).

--- [How much is the company's assets?]

?You must write down your cash deposits and withdrawals every day to match the current balance.
For this, you must create a cash receipt and disbursement ledger.
? You must create a purchase and sales ledger.

If purchase and sales ledgers are not prepared separately, at least sales tax invoices and purchase tax invoices must be classified and filed.
In other words, these are basic data that tax agents use when reporting value-added tax or paying accounts receivable or unpaid amounts, so the distinction between them must be made clearly.
You need to prepare data that shows at a glance the current financial status of your company, including details of daily expenses and transaction receipts.
To do this, a daily cash flow statement and cash flow report are prepared.
--- [Accounting Ledger]

The amount paid on a personal card for the company must be refunded from the company account to the employee's personal account.
You must return the amount to the employee by one of several methods, such as depositing it whenever an amount to be refunded arises, depositing the total amount used over a set period of time, or including it in the employee's salary.
During this process, it may be necessary to organize employee personal card usage details in Excel or other formats for management purposes.
So the workload increases.
--- [Settlement of personal card usage expenses]

? Annual salary table receipt and computer input
? Basic deduction data summary
? Organizing personnel orders: Confirm and calculate the issuance date and position change of personnel orders for new appointments, promotions, raises, retirements, leaves of absence, sick leave, research, etc.
? Receive and organize deduction documents such as dependent family allowance and tuition assistance application forms.
? Check National Pension, Health Insurance, and Employment Insurance contributions
? Confirm new members and withdrawals from social group membership
? Computerized entry of parking fees, personal phone calls, fax transmission fees, etc.: Salary change data organization
? Salary Account Management: Enter, edit, and confirm salary change information.
? Check salary change data such as personal change data and deduction details.
--- [Accounting tasks to be performed by accounting practitioners]
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Publisher's Review
I organized it with the idea that I could finish all my work with just this one book.
Chapter 1: Establish a Startup Work System!
I'm a beginner myself, but I often hear people say that it's difficult to join a newly established company because there's no system.
I've simply organized the tasks by topic so that you can move through them without any problems while building your knowledge at a beginner level.

Chapter 2: Accounting that Gets You in the Head
Eliminate all unnecessary accounting.
There is only accounting used in practical work.
This is a page that was designed to contain only the most essential information in the easiest way possible.
If the accounting is right, the rest will be right too.
Chapter 3: How to Prepare Accounting Ledgers
Keeping accounting books may seem like a big deal, but ultimately it's just a matter of creating the necessary forms and managing them.
Since there are no special formats or legal regulations, practitioners can create and use it according to their convenience.
Only the most commonly used formats are explained, so practitioners can create and use them as needed.
Chapter 4: Accounting Settlement and Preparation of Financial Statements
This chapter explains how to finalize and settle accounting books and the process of preparing financial statements.
Once the accounting settlement is completed, it moves on to the tax adjustment stage for tax payment, so the settlement data that serves as the basis for tax adjustment is equally important.
Chapter 5: Managing Evidence Without Problems Even During Tax Audits
Ultimately, a tax audit is conducted when a company evades taxes by arbitrarily including expenses that are not recognized as expenses under tax law.
It is a procedure where you pay without knowing and then pay without knowing, thinking, “There’s no way I’ll get caught!” and then get hit in the back of the head later.
Now, we need the wisdom to protect our companies from the risk of tax audits by thoroughly managing our evidence.

Chapter 6 Payroll Tax and Withholding Tax
When you hire employees or hire part-time workers, you start to get confused when variables like withholding taxes that you have to worry about every month or suddenly having to pay bonuses arise, but you don't have to worry anymore.
This is because this chapter explains taxes on labor costs according to all types of employment or payment methods.
Chapter 7 Value Added Tax in One Day
The value-added tax is the tax that anyone can easily report using Hometax. However, value-added tax is in some ways the most important tax for business owners and the tax they worry about.
Because the most basic data for taxes is generated from value added tax.
Therefore, businesses that manage their value-added tax well may be the most successful tax-saving ones.
Chapter 8: Taxes for Individual Business Owners and Freelancers
It is a year's harvest for a self-employed person.
Comprehensive income tax is the tax paid on the money earned, based on how well the business was run.
Ultimately, it is also the result of evidence management.
This chapter teaches you about the important comprehensive income tax.
Chapter 9 Corporate Tax and Easy Expense Management
If the tax on the income of the self-employed is comprehensive income tax, then corporations must pay corporate tax.
Therefore, it is no exaggeration to say that corporate tax is determined by how well the documentation is maintained and how much of the expenses are recognized.

This chapter explores ways to reduce taxes through corporate expense processing and limit calculation.
Chapter 10: Personnel Management from Hiring to Resignation
The importance of labor has grown tremendously in recent years.
This is because it provides workers with the basic information on salary calculations, which are the most sensitive to workers when working, and teaches them how to prepare for potential disputes between labor and management.
Accordingly, this chapter provides an easier explanation of the labor information essential for work.
Chapter 11: Four Major Insurances from Hiring to Retirement
The four major insurance policies that I always get confused about while working and wondering if I did them correctly are annoying, and my tax agent will be even more annoyed.
It's not my field or my job, but the captain asks me questions every day.
This chapter explains the four major insurances that are annoying because you don't know about them and are annoying because they are bothersome.
This book was compiled by referring to legal grounds, regulations, and National Tax Service consultation contents to address the most frequently asked questions, most difficult issues, and most common mistakes made by practitioners while receiving and answering consultations.
The content of this book may be easy for some and difficult for others, but it is a practical topic that continues to arise in the field today.
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GOODS SPECIFICS
- Date of issue: May 30, 2025
- Page count, weight, size: 880 pages | 1,234g | 153*224*40mm
- ISBN13: 9791190819077
- ISBN10: 1190819074

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