International Will (Washington Convention) â Australia ðĶðš
Supreme Court (state) · Probate / Letters of Administration via state Supreme Court
Australia only recognises the International Will (Washington Convention) once it carries certified English (NAATI) translation and āļŠāļāļēāļāļāļđāļāļāļāļŠāđāļāļĢāđāļĨāļĩāļĒ legalisation.
Dedicated runners at the Land Department, Civil Court (Ratchada), MFA Chaeng Wattana, and every Bangkok embassy.
Why Australia insists on this document: NAATI translation + MFA + embassy (non-Hague).
Forced heirship: none · Estate tax: āđāļĄāđāļĄāļĩ Estate Duty (CGT on transfer applies).
End-to-end: prepare International Will (Washington Convention) at Authorised Person (lawyer) (5-14 days) â English (NAATI) translation â MFA â āļŠāļāļēāļāļāļđāļāļāļāļŠāđāļāļĢāđāļĨāļĩāļĒ (~THB 2,400-3,200) â Supreme Court (state).
First-pass acceptance: 94-96%.
Coverage
How it works
- 1
Destination checklist
Compare Supreme Court (state) requirements with the asset/heir map.
- 2
Prepare International Will (Washington Convention)
Filed at Authorised Person (lawyer) (5-14 working days).
- 3
English (NAATI) translation
Registrar-listed translator with estate/tax glossary.
- 4
MFA legalisation
Chaeng Wattana â 2-3 working days.
- 5
āļŠāļāļēāļāļāļđāļāļāļāļŠāđāļāļĢāđāļĨāļĩāļĒ attestation
Embassy fee ~THB 2,400-3,200.
- 6
File with Supreme Court (state)
DHL the original or submit at the destination embassy in Bangkok.
Frequently asked questions
Does Australia accept Thai Apostille?
No â āļŠāļāļēāļāļāļđāļāļāļāļŠāđāļāļĢāđāļĨāļĩāļĒ attestation is required.
Forced heirship?
None â testamentary freedom applies.
Destination estate tax?
āđāļĄāđāļĄāļĩ Estate Duty (CGT on transfer applies)
Probate route?
Probate / Letters of Administration via state Supreme Court
Translation language?
English (NAATI), by a translator accepted by the destination authority or the Thai MFA.
Estimated total cost?
15,000-40,000 āļāļēāļ + translation THB 1,000-2,000/page + MFA THB 400 + embassy THB 2,400-3,200 + destination court fees.
Timeline?
10-21 working days for document preparation + 60-180 days for overseas probate.