When you are getting married in Thailand you need to obtain a letter of affirmation also called a letter of no-impediment. Each embassy has its own timeline and cost. You cannot get married in Thailand unless you have this letter from your embassy.The affirmation at the embassy is a form which needs to be completed. They need all your basic information and your passport.
If you are divorced or your wife has died you will need a death certificate or a divorce decree before they issue the letter. Once the form is completed you need to sign the affirmation application in the presence of the consular official at your embassy. The affirmation or Affirmation of Freedom to Marry for each embassy has been listed below.
Current Embassy Timelines:
US Embassy: The embassy can issue the affirmation letter the same day or overnight.
UK Embassy: The embassy can issue the letter the same day or overnight.
Australian Embassy: The embassy can issue the letter the same day or overnight.
Canadian Embassy: The embassy can issue the letter the same day or overnight.
Italian Embassy: The embassy needs you to contact them 2 weeks in advance. Same day issue.
French Embassy: The embassy in Bangkok needs 2 weeks to issue you the letter of affirmation.
Swedish Embassy: The embassy normally takes 2-3 weeks to issue the letter of affirmation.
Philippine Embassy: The embassy requires 10 days to issue the letter.
Vietnamese Embassy: The embassy needs 3 days to issue the letter of affirmation.
Current Embassy Fees:
British National – THB 3,600 per affidavit
Australian National – THB 630 per affidavit
New Zealand National – THB 850 per affidavit
American National – USD $30 per affidavit
Canadian National- CAD $50
Malaysian National– THB 200
Irish National- THB 1,160
If you are a foreigner and you are getting married to a foreigner then both of you need to go to your respective embassies in Bangkok and obtain your letter of affirmation before you register you marriage in Thailand.