Thailand SSO Contribution Calculator
Calculate employee and employer Social Security (SSO) contribution at 5% capped at 750 THB.
Thailand SSO Contribution Rules
- Employee pays 5%.
- Employer pays 5%.
- Maximum deduction per side: 750 THB/month.
- Applies to salary between 1,650 – 15,000 THB.
Formula
SSO = Salary × 5%, capped at 750 THB.
Example
Salary 20,000 → 20,000 × 5% = 1,000 but capped at 750.
Thailand Social Security (SSO) Contribution Rules (2026)
The Thailand Social Security Office (SSO) requires both employees and employers to contribute 5% of the employee’s monthly salary, with a maximum monthly deduction of 750 THB per side. These contributions support benefits such as medical care, maternity leave, unemployment, disability, pension, and compensation schemes.
- Employee pays 5% (capped at 750 THB)
- Employer pays 5% (capped at 750 THB)
- Minimum salary for SSO calculation: 1,650 THB
- Maximum salary for SSO calculation: 15,000 THB
- Maximum deduction per month: 750 THB
Formula for SSO Contribution
SSO = Salary × 5%
If the calculated amount is higher than 750 THB, the contribution is capped at 750 THB.
Example (2026)
Monthly salary: 20,000 THB
Calculation: 20,000 × 5% = 1,000 THB → capped at 750 THB
Both employee and employer pay 750 THB each.
Who should use this Thailand SSO Calculator?
- Thai employees checking their SSO deductions
- Foreigners working in Thailand
- HR and payroll teams preparing salary packages
- Companies estimating employee costs
- Recruiters showing take-home pay components
What is the Social Security (SSO) rate in Thailand?
The employee and employer each contribute 5% of the employee’s monthly salary to the Social Security Office (SSO). The calculation uses the official 5% rate set by the Thai government.
What is the maximum SSO contribution per month?
The maximum SSO contribution is capped at 750 THB per month for employees and 750 THB per month for employers. This cap applies even if the salary is higher.
What salary range is used for SSO calculation?
SSO applies to salaries between 1,650 THB and 15,000 THB. Salaries below or above this range still use the minimum or maximum value to calculate SSO.
Does the employer pay the same SSO as the employee?
Yes. Employers also contribute 5% of the salary, following the same rules and caps. The amount is usually shown separately on payslips.
How do you calculate SSO contribution?
SSO is calculated using the formula: Salary × 5%, capped at 750 THB. Your calculator automatically applies this rule for both employee and employer.
Do foreigners working in Thailand need to pay SSO?
Foreign employees who are officially registered in Thailand and work under a Thai employer typically contribute SSO, unless exempted under specific employment terms or agreements.
What benefits does SSO provide?
SSO provides benefits such as medical treatment, maternity allowance, unemployment benefits, disability assistance, pension support, and death compensation.
Is the SSO calculator updated for 2026?
Yes. The calculator uses the latest Thailand Social Security rules for 2026, including the 5% rate and the 750 THB monthly cap.