Personal Income Tax Filing (PND 90/91) — Expat
ยื่นภาษีเงินได้บุคคล (ภ.ง.ด.90/91) — ชาวต่างชาติ · § Advisory
Quick Answer
Aggregate income · deductions (personal 60k, SSF 9k, LTF/RMF/SSF) · progressive calc · foreign DTA credit.
Timeline: March filing · e-Filing extended to 8 April · refund 30–60 days.
Official fee: No fee · late penalty THB 200 + 1.5%/month surcharge.
Legal Basis
Revenue Code §40–42 · residents (≥180 days/yr) taxed on worldwide income remitted to Thailand · PND 91 (salary) or PND 90 (mixed) by March of following year · progressive 0–35%.
Who Needs This
Foreign employees · LTR/SMART holders · DTV nomads meeting tax residency · condo landlords.
Required Documents
- 50-bis certificate from employer
- Deduction proof (insurance, funds, donations)
- Foreign income + tax credit certificate
- Condo rental records
Common Pitfalls
- Foreign-sourced income (RD Order 162/2566) taxable when remitted in later years.
- LTR Wealthy Pensioner exempt on foreign income · still must file declaration.
- Spouse allowance only for registered marriage (Thai or DTA-recognized).
Typical Use-cases
- MNC expat exec THB 500k/mo
- LTR Highly Skilled Professional 17% flat
- DTV freelancer with multiple sources
FAQ
- Under 180 days — taxed?
- Only Thai-sourced income · no worldwide tax.
- How to use LTR 17% flat?
- HSP category only · file PND 95 · must have Thai employer.
- Foreign remittance taxable?
- Same-year income remitted = taxable · pre-2024 savings = exempt.
Other Legal Services
Request a quote — Call 083-249-4999 · LINE @NYC168 · contact@ilc.ltd






