Payroll and social insurance services
Comprehensive service to help your business process payroll, deduct personal income tax and pay insurance (social insurance, health insurance, unemployment insurance) according to current regulations — saving time, reducing legal risks and keeping employee information confidential.
Learn how to optimize costs & get free advice for your business.
Introduction to payroll and social insurance services
The service provides a complete solution:
from receiving personnel information, timekeeping, calculating salaries, deducting personal income tax (PIT) to paying social insurance (SI), health insurance (HI) and unemployment insurance (UI). The service is suitable for businesses that want to entrust complex administrative tasks while ensuring compliance with legal regulations.
Important role:
helping businesses make payroll transparent, reduce the risk of errors when declaring reports and procedures with management agencies, and free up the HR – accounting department to focus on other strategic work.
Why do businesses need payroll and social insurance services?
- Legal complexity: regulations on labor, social insurance/health insurance/unemployment insurance and personal income tax are constantly updated; businesses can easily make mistakes if they do not closely monitor these regulations.
- Reduce the risk of errors: professional suppliers have control processes, ensuring accuracy when declaring reports to tax and insurance authorities.
- Save time and human resource costs: instead of maintaining specialized staff on payroll, many businesses (especially small and medium enterprises) choose services to optimize operating costs.
- Information security: professional providers have policies to protect employee salary data, minimizing the risk of sensitive information leakage.
Quick practical example:
a company with 10 employees typically spends about 10–15 hours/month processing payroll (calculating salaries, looking up taxes, printing payslips). By outsourcing, the business can cut this time down to 1–2 hours for checking and approving, while reducing monthly operating costs.
If you are a small or medium-sized
Relevant legal basis
- The Labor Law (basic regulations on labor contracts, working hours, leave, and employee benefits) and related guiding decrees — this is the foundation for determining the wage regime and the responsibilities of enterprises when employing labor.
- Law on Social Insurance (SI) and Law on Health Insurance (HI): regulates the subjects of participation, contribution levels, the responsibility of enterprises to pay and the rights of employees to enjoy the regime. When using payroll services, the provider must comply with these regulations to declare and pay correctly and fully to the insurance agency.
- Personal Income Tax (PIT) Law and regulations on deductions and tax declaration: determines how to calculate PIT on wages, tax exemptions/reductions, as well as declaration forms and deadlines. Service providers must update changes in tax schedules, deduction thresholds and declaration information.
- The latest Decrees and Circulars of the Ministry of Labor, Social Insurance and the Ministry of Finance: these documents specify the registration procedures, increase/decrease reports, periodic reports and penalties for violations. Note that businesses should regularly check the "regulations of" the management agency to ensure compliance.
- Special regulations: there are separate regulations for foreign workers (insurance procedures, work permits), people working under seasonal or probationary contracts — service providers need to understand clearly to handle these cases correctly.
Important note:
when compiling a complete article, it is necessary to specifically cite the number and year of issuance of the Laws, Decrees, Circulars (for example: Law on Social Insurance; Guiding Decree; Circular 59/2015/TT-BLDTBXH or updated replacement documents) to ensure accuracy and reliability. In addition, adding a link to the official source of the management agency will help businesses quickly look up changes in insurance policies and labor regulations.
Service work content
Monthly salary calculation
Including determining basic salary, allowances (meals, gas, position...), bonuses, advances and deductions (social insurance, health insurance, unemployment insurance, personal income tax, advances, penalties). The supplier will receive data on attendance/late arrival/early departure, adjust salary increase or decrease according to the decision and return a detailed salary sheet for the business to approve before paying salary.
Deduction and declaration of personal income tax
Accurately calculate personal income tax according to the progressive tax table and deductions (personal, dependent), prepare declarations, post data, guide businesses in preparing documents to prove exemption/reduction (if any) and support year-end personal income tax settlement.
Calculating and paying social insurance, health insurance, unemployment insurance
Determining the contribution level according to current regulations based on the social insurance contribution salary of each employee, creating a list, declaration and instructing the business to pay or pay on behalf of (if there is an agreement). The service also handles reports of increases, decreases, corrections of previous payment errors and supports when the insurance agency requests an explanation.
Payroll, payroll slips, human resource management reports
Provide detailed payroll (excel table or system file), individual payroll slips for employees, and management reports such as total salary expenses by department, personnel costs by project, recruitment fluctuations. These reports support management in decision making and financial reporting.
Register to participate, report increase/decrease of social insurance employees
Process procedures for registering unit codes, reporting new employee increases, reporting decreases when employees quit or transfer jobs, along with instructions for preparing necessary documents (labor contracts, resignation decisions, timesheets). The service ensures that documents are sent in the correct form and within the prescribed time limit.
Support for year-end personal income tax settlement
Summarizing income, deductions, tax refunds (if any), preparing settlement declarations and instructing employees/businesses to prepare relevant documents (form 02/TKKK, list of deduction documents...). The supplier will handle most of the technical work and only require customers to provide original documents when necessary.
Service implementation process
Step 1
Receive personnel information, labor contracts, timesheets (Excel format or system file) and related decisions on salary and allowances.
Step 2
Prepare the expected payroll and send it to the business for confirmation (with a summary of changes compared to the previous period). The business only needs to check and respond within the agreed time limit.
Step 3
After confirmation, proceed with detailed calculations: deduct personal income tax, pay social insurance/health insurance/unemployment insurance based on the salary level, and prepare declaration files (social insurance statement, tax declaration). This is also a quality control step to detect errors before making an official report.
Step 4
Prepare salary report, social insurance statement and personal income tax declaration, send to the business for storage or have the supplier submit on your behalf as authorized.
Step 5
Support in submitting documents and reporting to the management agency, including guidance or direct submission online/offline (depending on the agreement), storing electronic documents and providing receipts/documents upon completion.
Checklist of documents to provide to the supplier (suggested):
- personnel file (full name, ID card/CCCD, tax code, date of entry, labor contract)
- Monthly timesheet
- Salary increase/bonus decision
- Allowance information
- Dependent information for deduction calculation
- Related payment documents.
Benefits of using the service
- Compliance with the law, reducing the risk of being penalized: professional suppliers promptly update regulations on social insurance, personal income tax and related procedures, helping businesses avoid errors in declaration, late payment or underpayment.
- Save time and money for your HR and accounting department: instead of spending hours on payroll, checking payroll and reporting, your HR department can focus on strategic work such as recruiting, training and developing employees.
- Transparency, increased employee trust: clear payroll, individual payslips, and detailed reports help employees understand their pay structure, deductions, and insurance benefits — which contributes to employee morale and satisfaction.
- Cost optimization: comparing the benefits received against the cost of using the service often shows businesses saving on total operating costs (salaries of professional staff, training costs, errors and penalties) — especially for small and medium-sized businesses.
Real life example (short case study):
Company A (10 employees) previously spent an average of 12 hours/month on payroll and filing. After outsourcing, the review time was reduced to 1–2 hours/month, while filing errors were reduced, resulting in an estimated cost savings of 30–40%/month compared to doing it themselves (including personnel costs and error handling costs).
The role of the enterprise's internal human resources/accounting department
- Provide accurate data: the HR department is responsible for sending employee information, labor contracts, timesheets, salary increase/decrease decisions and other employee-related information to the supplier for accurate calculations.
- Coordination of audit: HR/accounting staff checks the expected payroll, confirms the list of social insurance payment and approves before making payment.
- Record keeping and accountability support: the HR department maintains original records as required and coordinates when suppliers need records to explain to regulatory agencies.
Risks if salary and social insurance are not calculated accurately
Loss of employee confidence: errors in payroll or insurance payments can cause employee confusion, affecting morale and performance.
Legal and financial risks: businesses may be fined, have their social insurance/health insurance/unemployment insurance contributions or personal income tax collected, along with late payment interest – this is costly and affects the business’s reputation when working “related to” management agencies and investors.
Processing and collection costs: correcting errors is often time-consuming and costly (inspections, bookkeeping adjustments, additional filings), sometimes affecting core business operations.
Prevention tips: set up a clear information/document checklist between the lessee and the supplier (who provides the contract, who is responsible for storing the original, deadline for sending timesheets…), 2-step control when approving payroll and take advantage of technology to securely manage HR information.
Common administrative penalties
Late payment of social insurance, health insurance, and unemployment insurance: businesses may be subject to administrative fines and have the unpaid amount and late payment interest collected; in serious cases, they may be subject to inspection or handling according to regulations.
Underpayment or wrong payment: for example, declaring the wrong payment level or not paying for employees who are required to pay — leading to collection, fines and requests to adjust insurance records.
Failure to deduct and declare personal income tax on time: if a business fails to deduct personal income tax or declares/files late, it may be subject to penalties according to tax authority regulations, along with collection of tax arrears and late payment fees.
Penalties for each violation: violations will have different penalties (administrative fines, collection, late payment interest), so businesses need to update relevant Decrees/Circulars to know the specific penalties for each violation.
Commitment of the service provider
Expert team
Providing advice by experienced experts in labor, payroll and insurance, supporting the handling of complex issues related to contracts and personnel records.
Data security
Commit to absolute confidentiality of employee salary information according to internal policy; if there are security standards such as ISO or non-disclosure agreement (NDA), it should be clearly stated to increase reliability.
Optimal policy consulting
Proposing salary structure, allowances, and optimal insurance and income tax payment plans for businesses to consider, and providing support when needed to explain to management agencies.
Accompanying explanation
Supporting businesses when there are inspections and checks from insurance agencies or tax authorities, including preparing documents, reports and participating in direct work when necessary.
Payroll and social insurance service costs
- Factors affecting costs: number of employees, complexity of payroll policy (multiple allowances, project-based payroll), need for management reports and frequency of support (monthly/periodic/overtime).
- Transparent pricing policy: suppliers often have packages based on the number of employees (e.g., 1–10 employees, 11–50 employees, >50 employees) or charge a fixed fee + additional fees according to the required report; it is recommended to clearly state the labor/service contract and payment terms in the quote.
- Cost-benefit comparison: businesses are advised to consider the total cost (including internal staff costs, software, risk of error) and the benefits received (time savings, reduced penalties, transparent reporting) before deciding to use the service.
requently Asked Questions (FAQ)
Timekeeping/payroll software is a tool to support data entry and automate some calculations; while payroll service is a complete solution (can use software) with a specialist in charge, ensuring quality control, tax declaration, insurance payment and support when needing to explain to management agencies. For businesses that do not want the burden of specialized personnel, choosing to use the service is often more suitable.
Many small and medium-sized businesses find overall cost savings when outsourcing — reducing the cost of retaining specialized staff, reducing the risk of penalties, and shortening processing times. The decision depends on the size, frequency of employee turnover, and complexity of payroll; service providers can offer small business packages to fit your budget.
According to general regulations, enterprises must participate in social insurance for employees working under fixed-term labor contracts of 1 month or more (need to check specific regulations under the current Labor Law and Social Insurance Law). Some special cases (short-term seasonal workers, freelance contracts) have different regulations; please contact the supplier to check each case.
The process is usually for the business to notify the supplier or do it themselves: prepare documents (decision to terminate the contract, labor contract, final timesheet), make a declaration of reduction and submit it within the prescribed time limit. The service provider will support in preparing documents, submitting online/offline and providing receipts/certificates of reduction notification.
The penalty level depends on the specific behavior and the provisions of the relevant Decree/Circular: the enterprise may be subject to administrative fines, and the unpaid amount and late payment interest may be collected. To know the exact penalty level, it is necessary to refer to current legal documents or ask the supplier for detailed advice.
Yes. Many providers handle foreign workers as well, including checking insurance eligibility, registering for a tax number (if required) and filing foreign worker returns. Please provide your work permit and contract information for accurate assistance.
Prepare an Excel file according to the template (including full name, employee code, ID card/CCCD, tax code, basic salary, allowances, working days, overtime hours, advances/deductions), or grant access to the timekeeping system. The supplier will guide you on the file template and submission deadline (usually 3-5 days before the salary payment date).
The service contract should clearly state: the business is responsible for providing complete information/documents and keeping the original; the supplier is responsible for calculating, preparing reports, submitting them under authorization (if any) and keeping the data confidential. Establishing a responsibility checklist helps avoid disputes when problems arise.
Do you have any other questions about how to use the service for your business, the costs or the process involved in calculating salary and social insurance? Contact us for a free consultation and to receive a sample checklist/contract.
Conclusion & Service Usage Instructions
In short, using payroll and social insurance services helps businesses reduce legal risks, save time for the HR department and ensure the rights of employees. Next step: contact the supplier for free consultation, send sample documents (HR files, timesheets) and request a quote according to the size of the company. With professional support, businesses will be able to focus on core business activities.