A birth certificate — what should you know about the translation and legalisation sequence for overseas use?

The case under review is “A birth certificate”, so it covers both the requirements attached to this document set and the order the steps must follow. Litigation powers of attorney must list the granted powers item by item. Keep certified copies, because registry documents are usually requested again at the next stage. Before starting, verify the source document is still within any validity window the recipient applies, then count the number of certified sets needed before work starts, because extra sets restart the certification steps, then confirm with the receiving body whether it wants an original, a certified copy or a certified translation. The biggest risk in cases like this is doing the certification steps out of order, which forces a restart. The common failure in this group of cases is a translation that does not match the certification type required. The terms that frame this page are birth · certificate · know · translation. The specifics here are document type: Birth, and those decide which translation and certification level applies. If an entry has been amended, request the certificate of amendment and file it alongside. Romanised spelling follows the passport so the destination office does not read two different people. High-resolution photos of seals and signatures help when the destination asks for re-verification. Note who signed each certification and on what date for later reference. With a fixed filing date, count backwards from it and book each certification step in reverse. Plan the schedule with room for at least one review cycle at the receiving office. Once the set is complete, check it line by line against the destination's own checklist before filing. A Thai civil registration document for overseas use is normally translated into the language the destination requires, then legalised by the Legalisation Division, Department of Consular Affairs, Ministry of Foreign Affairs, and where required further legalised by the destination country's embassy or consulate. Thailand deposited its instrument of accession to the Hague Apostille Convention on 30 June 2026, but the Convention is not yet in force for Thailand, so consular legalisation through the Ministry of Foreign Affairs and the relevant embassy remains the working route; confirm the current requirement with the receiving authority before filing. Most receiving authorities want a registrar-certified copy of the register rather than a photocopy made by the holder, because the certified copy carries the registrar's signature and seal that the Ministry of Foreign Affairs can verify; obtain a freshly issued certified copy before starting the translation and legalisation steps. ILC handles document work only — translation, certification of the translation, notarial signature certification and the legalisation run at the Ministry of Foreign Affairs and embassies. ILC is not a registrar, cannot amend a register entry and cannot guarantee the receiving authority's decision. Cost and lead time depend on the number of documents, the language pair and the certification steps the receiving authority requires, so every file is quoted before work starts. Send a scan of the documents together with the receiving authority's own instructions via LINE @NAATI, call +66 80-557-8887 or email ilc@thainotary.co.th.

ปรึกษาฟรี — LINE @NAATI · โทร 080-5578887 · อีเมล ilc@thainotary.co.th