@Abdul **************
1. Your passport and:
a. a copy of your data ("picture") page
b. a copy of your most recent visa (if you have one)
c. a copy of your most recent stamp
d. a copy of your departure card
2. *MAYBE* A TM30, filed in the immigration office.
3. The forms (each immigration office may have different forms, and want to use their special forms). You can find the forms for Bangkok Immigration in the "Files" section of the group
4. 1x passport pictures
5. 1,900 THB.