@Steve ******
Suggest you follow this link if you need further clarification. A Thai retirement visa is available for foreign nationals over 50 years of age who wish to retire in Thailand. This visa can be applied for in Thailand or while overseas, at a Royal Thai Embassy or Royal Thai Consulate. ... When applied for outside of Thailand it is known as a Non-Immigrant OA-Long Stay Visa.
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%20Thai%20retirement%20visa%20is,Embassy%20or%20Royal%20Thai%20Consulate.&text=When%20applied%20for%20outside%20of,Immigrant%20OA%2DLong%20Stay%20Visa.
Thai Retirement Visa - Immigration Bangkok