Request or change of visa type – to work in a company, limited company (Code B)

Request or change of visa type – to be a teacher or lecturer (Code B)

Request or change of visa type – to perform duties or missions in the family of an alien who performs duties in a company or limited company (code O)

Request or change of visa type – to perform duties or missions in the family of an alien who is a teacher/professor in the Kingdom of Thailand (Code O)

Request or change of visa type – for study (ED code)

Request or change of visa type – to provide or receive support from a Thai national or a resident of the Kingdom (in case of marriage) (Code O)

Request or change of visa type – to provide or receive support from a Thai national (Thai national child) (Code O)

Request or change the type of visa to a senior citizen for retirement, age 50 years (Code O)

Request for or change of visa type for investment not less than 10 million baht (Code B)

Request for or change of visa type to perform media duties (Code M)