Form W-9 (US Person) â New Zealand ðģðŋ
Inland Revenue Department (IRD) · NZ-Thailand DTA 1998
Inland Revenue Department (IRD) only accepts the Form W-9 (US Person) with certified English translation and MFA Apostille.
8+ years and 2,400+ cross-border tax engagements, with THB 480M+ in withholding tax reductions secured.
Why New Zealand insists on this document: 183-day test + permanent place of abode · 48-month transitional resident exemption.
FATCA IGA: Model 1A · CRS: participating · Treaty: NZ-Thailand DTA 1998.
End-to-end: prepare Form W-9 (US Person) at US Person / Green Card holder (1-2 days) â English translation â MFA â Apostille â Inland Revenue Department (IRD).
First-pass acceptance: 97-99%.
Coverage
How it works
- 1
Destination checklist
Map Inland Revenue Department (IRD) 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 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 Inland Revenue Department (IRD)
Online portal, DHL, or submission at the destination embassy in Bangkok.
Frequently asked questions
Does New Zealand accept Thai Apostille?
Yes â MFA Apostille suffices.
Which Thai-New Zealand treaty applies?
NZ-Thailand DTA 1998
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?
1,500-3,000 āļāļēāļ + translation THB 1,000-2,000/page + MFA THB 400 + free Apostille + Inland Revenue Department (IRD) fees.
Timeline?
7-21 working days preparation + 14-60 days for destination approval.