Form W-9 (US Person) â Hong Kong ðð°
HK Inland Revenue Department · HK-Thailand DTA 2005
HK Inland Revenue Department only accepts the Form W-9 (US Person) with certified English / Chinese translation and MFA Apostille.
8+ years and 2,400+ cross-border tax engagements, with THB 480M+ in withholding tax reductions secured.
Why Hong Kong insists on this document: Territorial system + Significant Controllers Register + FSIE regime 2023.
FATCA IGA: Model 2 · CRS: participating · Treaty: HK-Thailand DTA 2005.
End-to-end: prepare Form W-9 (US Person) at US Person / Green Card holder (1-2 days) â English / Chinese translation â MFA â Apostille â HK Inland Revenue Department.
First-pass acceptance: 97-99%.
Coverage
How it works
- 1
Destination checklist
Map HK Inland Revenue Department requirements against income / accounts / entity structure.
- 2
Prepare Form W-9 (US Person)
Filed at US Person / Green Card holder (1-2 working days).
- 3
English / Chinese translation
Registrar-listed translator with FATCA/CRS/UBO glossary.
- 4
MFA legalisation
Chaeng Wattana â 2-3 working days.
- 5
Apostille
MFA Apostille route.
- 6
File with HK Inland Revenue Department
Online portal, DHL, or submission at the destination embassy in Bangkok.
Frequently asked questions
Does Hong Kong accept Thai Apostille?
Yes â MFA Apostille suffices.
Which Thai-Hong Kong treaty applies?
HK-Thailand DTA 2005
FATCA IGA Model?
Model 2 â banks report directly to IRS.
CRS participating?
Yes â Thailand AEOI in force since 2023.
Translation language?
English / Chinese, by a translator accepted by the destination authority or the Thai MFA.
Estimated total cost?
1,500-3,000 āļāļēāļ + translation THB 1,000-2,000/page + MFA THB 400 + free Apostille + HK Inland Revenue Department fees.
Timeline?
7-21 working days preparation + 14-60 days for destination approval.