Persons 50 years of age and older may apply for the Thailand Retirement visa. This makes your stay in Thailand hassle-free.The retirement visa to Thailand itself is typically valid for one year. However, it comes with the option to renew it annually in Thailand. For example, you will need to provide proof of address, copies of a bank statement and pictures of every page of your passport. Americans who retire overseas still have tax obligations. Typically, you will have to file a tax return with both the US government and your new host country. Married non-Thai couples looking to retire in Thailand who are both 50 years or older are eligible for the Thai retirement visa. Learn how to retire online, how your supplemental retirement account can help in retirement and sign up for a retirement planning conference. Reach age 50 and complete 20 years of creditable service; Reach age 60 and complete five years of membership service.