Core rule
Employer 5% + employee 5% with capped wage-base logic.
- Employer contribution: 0 THB
- Employee contribution: 0 THB
- Employer payroll cost: 0 THB
Official contribution basis
- Employer rate: 5%
- Employee rate: 5%
- Monthly wage cap: THB 17,500
- Effective date: 2026-01-01
How the payroll estimator works
The payroll estimator applies Social Security contribution assumptions to a monthly gross salary. It is a planning tool for employer cost and does not replace payroll filing, labour-law review or contract drafting.