Thai Social Security (SSF) Calculator
Calculate monthly SSF contributions for Section 33 (employees), Section 39 (voluntary), and Section 40 (self-employed). Supports per-person or whole-company calculation.
Calculation mode
Which Section Should You Use?
Employees working for a registered employer
5% of salary (capped at ฿15,000) — employee & employer each
Mandatory for employers with 1+ employees
Former Section 33 insured who left employment
Fixed ฿432/month (self-paid)
Must enroll within 6 months of leaving employment
Self-employed, freelancers, informal workers
฿70 / ฿100 / ฿300/month (3 coverage options)
Anyone can enroll — not employer-dependent
Contribution rates are subject to change by SSF announcement. The government may temporarily reduce rates during economic relief periods. Always verify the current rate at ssso.go.th or with your accountant.