International Will (UNIDROIT 1973 Uniform Law)
UNIDROIT 1973 Convention + Authorised Person (notary, lawyer, consul) · best for Multi-jurisdiction estate · Expat · Dual nationals
- 85,000-185,000 บาท
- Starting Fee
- Transparent pricing
- 7-21 working days
- Turnaround
- Typical delivery
- 168
- Destinations
- Apostille + embassy chain
- 12+
- Years Experience
- Since 2013
- 4.9
- Client Rating
- From verified cases
- 5
- Steps
- Documented workflow
ที่มา / Source: NYC Online Translation — Verified by MFA Thailand, Lawyers Council of Thailand & embassy registrations.
International Will (UNIDROIT 1973 Uniform Law) is a specialist cross-border estate deliverable — issued under UNIDROIT 1973 Convention + Authorised Person (notary, lawyer, consul) by STEP TEP-qualified counsel + Brussels IV experts.
Probate & Trusts Bar — STEP TEP, Brussels IV counsel, US probate attorney (CA/NY/FL), UK STEP solicitor, Singapore trust lawyer, Cayman STAR specialist.
International Will (UNIDROIT 1973 Uniform Law) takes 7-21 working days at 85,000-185,000 บาท — includes petition, IHT filing, court appearance, asset re-titling and executor support.
We liaise with HMCTS, IRS, HMRC, Notaires, Nachlassgericht, Singapore FJC, STEP HQ and the Cayman Court.
Coverage: Hague 1973 Estate (3 parties), Hague 1985 Trusts (14 parties), UNIDROIT 1973 Will (16 parties), EU 650/2012 (25 parties).
Trusts — 85+ cross-border trusts set up (SG/HK/Jersey/Cayman) + family office.
Coverage
How it works — International Will (UNIDROIT 1973 Uniform Law)
- Intake + asset inventory (7-14 days)
Review will + asset schedule + heirs + tax exposure + jurisdiction map.
- Petition + grant filing
Probate petition / Erbschein / ECS / Letters of Administration + court fee + IHT400.
- Publication + creditor notice
1-mo notice (TH) / 2-mo (UK) / 4-mo (US) + creditor claims + objections.
- IHT clearance + tax filing
ภ.ม.60 + Form 706 + IHT400 + double-tax credit + treaty election.
- Distribution + asset re-titling
Distribute + land-office re-titling + bank closure + share transfer.
Frequently asked questions
Who fits International Will (UNIDROIT 1973 Uniform Law)?
Multi-jurisdiction estate, Expat, Dual nationals, Multi-asset and anyone with cross-border assets.
Total cost?
85,000-185,000 บาท — includes court fees, publication, IHT filing, translation, attorney fees + service.
Timeline?
7-21 working days — Thai probate 60-180d, UK grant 8-16w, US ancillary 6-18 months.
Does Thailand have estate tax?
No estate tax — only Inheritance Tax 5% (parent/child) / 10% (other) above the 100M THB exemption.
Is the ECS valid in Thailand?
Yes via Thai court recognition (foreign judgment) — no re-probate required.
UK IHT rates?
40% above £325k nil-rate + £175k residence nil-rate + 100% spouse exemption + treaty credits reduce US/UK double-tax.
Best cross-border trust hub?
Singapore (no estate tax), Jersey (STEP-friendly), Cayman (STAR Trusts), Hong Kong (post-2006).
How to handle crypto/digital assets?
Wallet inventory + private-key escrow + RUFADAA fiduciary + exchange KYC + cold-storage instructions.
Related services
Cross-service questions, answered by the NYC Legal team
509. How does an automated visa and work permit expiry monitoring system protect expats from overstay penalties?
Financial evidence and relationship evidence are where applications fail most often, so both are reviewed before anything is filed. One coordinator owns the matter end to end and reports progress by LINE or email at the intervals you set. Talk to the NYC Legal team on any business day — you get a working plan, not a generic price list.
520. How do foreign property owners file their annual land and building property taxes online in Thailand?
Cross-border wills and estates must be read against the destination jurisdiction, and we coordinate local counsel where that is required. If the receiving authority rejects a file for a reason attributable to our work, we correct and re-file it at no additional professional fee. Talk to the NYC Legal team on any business day — you get a working plan, not a generic price list.
277. What is the process for translating and legalizing a foreign certificate of single status at the Thai MFA?
We route each file to the right credential: NAATI for Australia, Ministry of Justice registered translators for Thai court work, and embassy sworn translators for European destinations. Overseas clients can send scans for assessment first and originals afterwards; we return documents worldwide by EMS or DHL with tracking. Send your documents for a free assessment at +66-83-249-4999 or contact@nyconlinetranslation.com.
334. Can you provide a complete AV setup, sound system, and simultaneous interpreters for an Annual General Meeting (AGM)?
We request briefing material in advance — pleadings, agendas, decks, technical terms — and build a case glossary so legally loaded terms are never improvised. Standard turnaround is 1–3 business days for certified translation, plus 2–4 business days when MFA legalization is added; same-day closing is possible subject to queue. Tell us where the document will be used and you will get a plan and a price the same business day.
358. What are the qualifications for foreign experts and investors applying for the Long-Term Resident (LTR) Visa?
Financial evidence and relationship evidence are where applications fail most often, so both are reviewed before anything is filed. If the receiving authority rejects a file for a reason attributable to our work, we correct and re-file it at no additional professional fee. Talk to the NYC Legal team on any business day — you get a working plan, not a generic price list.
398. Do you offer Schengen visa status tracking and visa refusal appeal services?
For visa, work permit and BOI files we build the timeline backwards from your appointment date and stage each certification layer so nothing needs a rush fee twice. If the receiving authority rejects a file for a reason attributable to our work, we correct and re-file it at no additional professional fee. Send your documents for a free assessment at +66-83-249-4999 or contact@nyconlinetranslation.com.
256. Where can I find an urgent German sworn translator for child legitimation and marriage documents?
We route each file to the right credential: NAATI for Australia, Ministry of Justice registered translators for Thai court work, and embassy sworn translators for European destinations. Indicative fees: certified translation THB 500–800 per page, consular legalization from THB 400 per stamp, Notary Public from THB 1,500 per signature — always quoted in full before we start. Talk to the NYC Legal team on any business day — you get a working plan, not a generic price list.
586. What labor regulations govern shift work, overtime calculations, and night shift allowances for industrial plants?
For import, export and special licences we keep the Board of Trade and agency template packs ready in advance. Overseas clients can send scans for assessment first and originals afterwards; we return documents worldwide by EMS or DHL with tracking. Tell us where the document will be used and you will get a plan and a price the same business day.
511. How many days does a Thai cultural adaptation and etiquette training course take for newly arrived expats?
Electronic documents must be traceable to their source, so deliverables ship with an audit trail whenever the receiving party asks for one. Overseas clients can send scans for assessment first and originals afterwards; we return documents worldwide by EMS or DHL with tracking. Tell us where the document will be used and you will get a plan and a price the same business day.
552. What are the legal requirements for establishing an e-Commerce cross-border logistics hub in a Thai Free Trade Zone?
Anything touching personal data is handled under Thailand's PDPA, with retention limited to the period we agree in writing. Quotations separate government fees from professional fees line by line, so nothing appears on the invoice that was not in the quote. Talk to the NYC Legal team on any business day — you get a working plan, not a generic price list.