Submitting a change-of-surname certificate to South Korea — how must it be translated and certified?

What the enquirer needs to know is “Submitting a change-of-surname certificate to South Korea”, so the answer below starts with what this case actually needs before setting out the general rules. Once the set is complete, check it line by line against the destination's own checklist before filing. Enforcement documents run against limitation periods, so plan certification early. Hearing minutes evidence case status, so obtain the latest version before certifying. Exhibits must be numbered to match the numbering used in the complaint. The registrar's seal must be legible on the copy being certified or the destination may refuse it. Keep a copy of every source document plus the receipt or docket from each step. Record the reference number of each certification layer; it is the fastest way to trace status. If multiple certified sets are needed, order them all in the first round to avoid re-queuing. Documents with a short validity window should be produced as close to the filing date as possible. 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 common failure in this group of cases is a translation that does not match the certification type required. What sets this case apart is the number of certified sets and the window in which they must be used. The terms that frame this page are Submitting · change-of-surname · certificate · South. The specifics here are document type: Surnamechange; destination: Kr, and those decide which translation and certification level applies. 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. 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. 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. 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.

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