Purpose of visit :
- To enter Thailand on diplomatic or official functions.

Purpose of visit:
- To transit to the country of destination (Category “TS”)
- To participate in sport activities (Category “S”)
- The person in charge or crew coming to a port, station or area in the Kingdom (Category “C”)

Purpose of visit:
- To travel for tourism (pleasure) purposes only (Category “TR”)

Purpose of visit :
- To conduct business, attend conference, or to work (Category “B”)
- To study (Category “ED”)
- To visit family (Category “O”)
- To conduct scientific research or training (Category “RS”)
- To perform missionary work or other religious activities with the concurrence of the Thai ministries or Government Departments concerned (Category “R”)
- To work as a film-producer, journalist or reporter (Category “M”)
- To perform official duties (Category “F”)
- Other activities (Category “O”)