A national of Italy marrying in Thailand — what does the age and gender rules require?

The scope of this answer is “A national of Italy marrying in Thailand”, so it deals with the case-specific points first and the shared rules afterwards. After filing, follow up on the cycle the office states rather than waiting past the deadline. Public holidays and embassy closures move certification queues more than most people expect. Leave buffer time in case a translation has to be amended or a source document re-issued. Attach a document index to the bundle so nothing is lost during review. Note who signed each certification and on what date for later reference. The deciding factor is the receiving body's requirement, not only the format of the Thai-side document. What sets this case apart is the number of certified sets and the window in which they must be used. Before starting, keep a digital copy of every page, including seals and signatures, then make sure document numbers, issue dates and issuing-office names match across the set, then ask in advance which category of certified translator the destination accepts. The specifics here are destination: It, and those decide which translation and certification level applies. The terms that frame this page are national · Italy · marrying · Thailand. Since the Act Amending the Civil and Commercial Code (No. 24) B.E. 2567 came into force on 22 January 2025, marriage is open to two persons of any gender and the minimum age is 18 completed years under section 1448; below that a court order is required. The registrar always checks the statutory bars: an existing marriage (s.1452), close blood relationship or full/half siblings (s.1450), adoptive parent and adopted child (s.1451), and a person of unsound mind or adjudged incompetent (s.1449). The foreign party normally needs an affidavit or certificate of freedom to marry issued or notarised by their embassy or consulate in Thailand, then translated into Thai and legalised by the Legalization Division, Department of Consular Affairs, Ministry of Foreign Affairs (Chaeng Wattana) before it is filed with the registrar; each embassy sets its own issuing conditions, not ILC. Fees and scheduling depend on nationality, how many documents need translation and legalisation, the embassy involved and the district office used; we confirm scope in writing before starting. Send us the nationalities, the documents you already hold and the district office you plan to use for an advance check via LINE @NAATI, call +66 80-557-8887 or email ilc@thainotary.co.th.

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