Service group
Accounting, tax and labour
Books, tax, labour and social insurance each have their own deadlines and rules; being clear from the start gives you more peace of mind at year-end settlement.
What you are likely facing
Books and tax reports piling up
Filings and invoices have deadlines; letting them pile up makes review hard and errors likely.
Labour and social insurance files for many staff
Companies with many employees have many contract types, allowances and contribution levels; one missing step affects the whole file.
Rules keep changing
E-invoicing, corporate income tax and social insurance have all changed recently, which is hard to keep up with alone.
Torn between in-house and outsourcing
Unsure whether your company needs in-house accounting or a full-service provider.


- Working out what you actually need
- Connecting specialist providers
- Reviewing labour and social insurance files
Roadmap to resolution with Thái Tín
1Working out what you actually need
Thái Tín reviews your books, tax reports, labour records and social insurance to see which part you need.
2Connecting specialist providers
A suitable accounting and tax provider handles the work regularly each period.
3Reviewing labour and social insurance files
Thái Tín reviews your labour and social insurance records, including when your company has a large workforce.
4Clear progress reports
Thái Tín coordinates and reports progress so you do not have to chase each task.
In-depth guides
These articles explain each topic in this group, with the legal basis and verification date at the end of each article.
- What a Newly Established Enterprise Needs to Do on Tax and AccountingTax and accounting tasks in a new enterprise's first 90 days: capital, e-invoices, accounting regime, tax filing periods and social insurance from 1 July 2026.
- VAT Filing Period, License Fee, Incorrect Invoices: What to KnowBusinesses file VAT monthly or quarterly by a revenue threshold, the business license fee ended in 2026, and incorrect invoices must be handled per the rules.
- E-Invoices for Businesses from 01/7/2026: With or Without Tax Authority Code, Issue Timing and Correcting ErrorsE-invoices with or without a tax authority code, when to issue, how to send data to the tax authority, and how to correct errors under Decree 254/2026/NĐ-CP.
- Deductible Expenses for Corporate Income Tax: Invoices, Vouchers, Non-Cash Payment and Non-Deductible ItemsConditions for deductible CIT expenses: actual expense, invoices and vouchers, non-cash payment from 5 million VND, and non-deductible items.
- CIT Finalization, Financial Statements, Mandatory Audit: DeadlinesDeadlines for annual CIT finalization and financial statements, penalties for late filing, and which businesses must have accounts audited each year.
- Corporate Income Tax 2026: 20%, 17% and 15% Rates, Revenue-Based Exemption, Quarterly Prepayment and FinalizationCIT 2026: 20%, 17% and 15% rates, exemption up to 1 billion VND annual revenue, three-year SME exemption, quarterly prepayment and finalization deadline.
- Outsourcing Full-Service Accounting: What a Business Can Outsource, What the Contract Must Contain, and Who Is ResponsibleOutsourcing accounting and chief accountant services under the Law on Accounting: provider conditions, contract content, legal representative's duties.
- Social, Health and Unemployment Insurance Contributions 2026: Rates, Contribution Wage, Minimum and Maximum2026 employer and employee rates for BHXH, BHYT and BHTN, the contribution wage, minimum and maximum levels, trade union funding, and foreign workers.
- Labor and Social Insurance Records for Enterprises with Many EmployeesLabor and social insurance records for large workforces: labor management book, work rules, salary scale, insurance registration within 30 days and reviews.
- Late or Underpaid BHXH Contributions: 0,03% Daily Late Charge, Penalties and Employer LiabilityLate or underpaid BHXH: when it becomes evasion, how the 0,03% daily charge works, employer penalties under Decree 283/2026/NĐ-CP from 10/9/2026.
- Early termination of labor contracts: procedure, severance, and social insurance book confirmationEarly termination of a labor contract: lawful grounds, notice periods by contract type, severance, payment, and confirming the social insurance book.
- Overtime, 13th-Month Salary, Maternity Leave and Personal Income Tax for CompaniesOvertime limits and 150–300% pay rates, whether the 13th-month salary is mandatory, 6- or 7-month maternity leave, and personal income tax withholding for 2026.
- Household Business Tax from 2026: No Lump-Sum, Thresholds, InvoicesLump-sum tax ends for household businesses from 1 January 2026: exemption threshold now 1 billion VND, tax rates by sector, e-invoices, e-commerce platform tax.
How Thái Tín works
1Review your status and records
Every matter starts by reviewing your current status and records.
2State scope and costs clearly
Before we begin, Thái Tín states clearly what Thái Tín does, what partners do, and what each part costs.
3Coordinate until completion
We connect suitable partners, report progress and follow through until the agreed scope is completed.
Quotes are given after reviewing your records, listing service fees, partner and third-party fees, and state fees if any, separately. This page is general guidance and does not replace advice for a specific case.
Tools for Companies and Household Businesses
See all utilities →- How to Calculate Severance AllowanceHalf a month's salary for each year of work.
- What day is the tax filing due this month?20th of the month · end of the first month of the quarter · finalization at end of March.
- How to Calculate SalaryFrom gross salary to net pay after social insurance and personal income tax.
- Must the employee be enrolled in BHXH?Probation, collaborators, contracts under 1 month.
- Business Household or Company: Which to OpenOne owner, retail, revenue up to VND 1 billion: a business household is usually enough.
- How to Calculate Corporate Income Tax (CIT)20% · up to 50 billion 17% · up to 3 billion 15% · up to 1 billion exempt (prior-year revenue).
- Does your premises need fire-safety (PCCC) compliance?Is it on the management list? Design appraisal or self-acceptance.
- Does a Business Household Have to Use Invoices?Annual revenue over 1 billion VND — e-invoices and cash registers.










