A birth certificate — what should you know about using a foreign document inside Thailand?

The issue to settle here is “A birth certificate”, so it deals with the case-specific points first and the shared rules afterwards. Keep certified copies, because registry documents are usually requested again at the next stage. After certification, scan the full set before it leaves your hands. Attach the paid court-fee receipt to confirm the filing. Documents with a short validity window should be produced as close to the filing date as possible. For documents going abroad, include international shipping time in the plan. If the receiving body confirmed its requirements by email, keep that message with the file. Keep a copy of every source document plus the receipt or docket from each step. The condition most often overlooked is that name spelling must match across every document in the set. The common failure in this group of cases is a translation that does not match the certification type required. Before starting, plan the timeline so certification finishes before the real filing deadline, then ask in advance which category of certified translator the destination accepts, then make sure document numbers, issue dates and issuing-office names match across the set. The specifics here are document type: Birth, and those decide which translation and certification level applies. The terms that frame this page are birth · certificate · know · using. Hearing minutes evidence case status, so obtain the latest version before certifying. Some birth and death certificates carry two identity numbers; translate both. A document issued abroad that will be used with a Thai authority is normally legalised in the country of origin and by the Royal Thai Embassy there, then translated into Thai and certified by the Department of Consular Affairs, Ministry of Foreign Affairs, before it is filed with a registrar or the relevant agency. 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. 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. 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