

To get married in Thailand legally, you register your marriage at a local district office, called an Amphur. A beach or temple ceremony on its own isn't a legal marriage. Before you register, you usually get a document from your embassy about your marital status, such as a sworn affidavit for US citizens or a Certificate of No Impediment for Australians, then have it translated into Thai and legalized by Thailand's Ministry of Foreign Affairs.
The process can take several days, according to the U.S. Embassy in Thailand, so build it into your trip before the celebration.
The Australian Embassy in Thailand.pdf) says a marriage must be registered with Thai authorities to be valid under Thai law, and that you aren't legally married if you only hold a wedding ceremony or a religious service. Embassies can't perform or register marriages either, according to the U.S. Embassy. The Amphur registration is the legal step, so plan your venue celebration around it.
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The U.S. Embassy says most Amphurs require a notarized marriage/divorce affidavit, which is a sworn statement, not a certificate of single status. You complete it at your appointment, and there are no walk-in services.
Back home, the embassy notes that most US states recognize marriages legally registered in Thailand. Marriage is a state-specific responsibility, so to register it in the US, contact the Attorney General in your state of residence.
The Australian Embassy says Thai authorities only accept a Certificate of No Impediment issued by the embassy in Bangkok or the consulate in Phuket, and won't accept a "Single Status Certificate" from an Australian births, deaths and marriages registry. Both partners apply if both are Australian, and you bring original photo ID for both of you, plus any divorce or death certificate from a previous marriage.
The certificate is issued at your appointment along with a certified copy of your passport, and Thai authorities accept it for up to 3 months. Under Australian law, a legal marriage performed overseas since 1 January 1995 is recognized in Australia if it would have been legal had it taken place there, according to the embassy.
If you're marrying at a resort, the Australian Embassy says your wedding planner can advise you on the nearest Amphur. If you're still deciding where, our guide to a Phuket or Koh Samui wedding compares the two islands, and our Mexico vs Thailand wedding cost guide covers package prices. For a destination with a different legal process, see getting married in Scotland as a foreigner.
Wedded Concierge can help you plan the celebration, and our travel team can arrange stays for you and your guests.
Written by

Senior SEO Specialist, Wedded Wonderland
Mark Tuason is the Senior SEO Specialist at Wedded Wonderland, where he writes and refreshes the brand's guides to destination weddings and cultural wedding traditions. He starts with the questions couples search for, checks the answers against trusted sources, and shapes each guide to help them plan, compare and book with confidence. Based in the Philippines, he specialises in content strategy and on-page SEO.
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