From the Revenue Department website:

Your handy cut out and keep guide to paying taxes in Thailand-tax1-jpg


Your handy cut out and keep guide to paying taxes in Thailand-tax2-jpg


Your handy cut out and keep guide to paying taxes in Thailand-tax3-jpg


Your handy cut out and keep guide to paying taxes in Thailand-tax4-jpg


Your handy cut out and keep guide to paying taxes in Thailand-tax5-jpg


Your handy cut out and keep guide to paying taxes in Thailand-tax6-jpg