II. Prepare Supporting Documents: The second stage is to prepare the following supporting documents:
– Invoice
– Packing List
– Foreign Transaction Form if the FOB value exceeds Baht 500,000
– Export License (if applicable) and
– Other relevant documents (if applicable)
IV. Collect Export Duties and Taxes (if any): The fourth stage is to pay applicable taxes and duties.
In case the exporters utilize the EDI green line process, they will electronically submit the Declaration as mentioned in 3.1 to the Customs Department. The Customs Department then reviews the electronic Declaration through its EDI system. If the Declaration is properly made out and classified as Green Line, the Customs Department will assign Declaration Number to the exporters who will directly proceed to warehouses for cargo inspection and release.
For more detailed information, please see the official Thai Customs Department website