Withholding Tax Reduction Application (RD Form 17) â Singapore ðļðŽ
Inland Revenue Authority of Singapore (IRAS) · SG-Thailand DTA 1975 (revised 2015)
To claim or comply with tax in Singapore, the Withholding Tax Reduction Application (RD Form 17) must be translated into English and āļŠāļāļēāļāļāļđāļāļŠāļīāļāļāđāļāļĢāđ attested â filed with Inland Revenue Authority of Singapore (IRAS).
End-to-end: bank self-certifications â TRC â DTA claims â UBO disclosure â FinCEN BOI â exit-tax planning.
Why Singapore insists on this document: 183-day rule + ACRA UBO Register mandatory for companies and trusts.
FATCA IGA: Model 1A · CRS: participating · Treaty: SG-Thailand DTA 1975 (revised 2015).
End-to-end: prepare Withholding Tax Reduction Application (RD Form 17) at Revenue Department (21-45 days) â English translation â MFA â āļŠāļāļēāļāļāļđāļāļŠāļīāļāļāđāļāļĢāđ (~THB 1,500-2,200) â Inland Revenue Authority of Singapore (IRAS).
First-pass acceptance: 97-99%.
Coverage
How it works
- 1
Destination checklist
Map Inland Revenue Authority of Singapore (IRAS) requirements against income / accounts / entity structure.
- 2
Prepare Withholding Tax Reduction Application (RD Form 17)
Filed at Revenue Department (21-45 working days).
- 3
English translation
Registrar-listed translator with FATCA/CRS/UBO glossary.
- 4
MFA legalisation
Chaeng Wattana â 2-3 working days.
- 5
āļŠāļāļēāļāļāļđāļāļŠāļīāļāļāđāļāļĢāđ attestation
Embassy fee ~THB 1,500-2,200.
- 6
File with Inland Revenue Authority of Singapore (IRAS)
Online portal, DHL, or submission at the destination embassy in Bangkok.
Frequently asked questions
Does Singapore accept Thai Apostille?
No â āļŠāļāļēāļāļāļđāļāļŠāļīāļāļāđāļāļĢāđ attestation is required.
Which Thai-Singapore treaty applies?
SG-Thailand DTA 1975 (revised 2015)
FATCA IGA Model?
Model 1A â banks report via the Thai Revenue Dept.
CRS participating?
Yes â Thailand AEOI in force since 2023.
Translation language?
English, by a translator accepted by the destination authority or the Thai MFA.
Estimated total cost?
4,500-9,500 āļāļēāļ + translation THB 1,000-2,000/page + MFA THB 400 + embassy THB 1,500-2,200 + Inland Revenue Authority of Singapore (IRAS) fees.
Timeline?
7-21 working days preparation + 14-60 days for destination approval.