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Comparing cross-border power of attorney routes

Whether the grantor signs in Thailand or abroad changes the certification chain entirely.

Signed in Thailand for use abroad

The grantor is in Thailand

Certifying authority
Notarial services attorney, then Department of Consular Affairs and the destination embassy
Indicative timeline
Variable — commonly days to weeks
Pitfalls / common rejections
Wording that is too broad or too narrow, so the receiving body rejects the scope

Signed abroad at a Thai embassy/consulate

The grantor lives abroad and the document is used in Thailand

Certifying authority
Royal Thai Embassy/Consulate-General
Indicative timeline
Variable, by appointment availability
Pitfalls / common rejections
Using a form other than the Thai receiving agency's own (e.g. Land Department, DBD)

Signed before a foreign notary public, then legalised for Thailand

Travelling to a Thai mission is impractical

Certifying authority
Foreign notary public with that country's legalisation chain and the Thai embassy
Indicative timeline
Variable — usually longer than signing at a Thai mission
Pitfalls / common rejections
Thai agencies almost always also require a certified Thai translation

Note: Timelines above are practical estimates from live casework and can change with each authority's policy; confirm with the receiving authority before booking travel. If you would rather not test routes by trial and error, our advisers can assess which route fits your case.

See the document checklist for this service

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Send document photos and your destination country. We assess which route fits and can run the full process, with regular status updates.

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