Customs declaration requirements for Thailand
Customs Declare produces the completed Import Declaration (Customs Form 99 / 99/1, Kor Sor Kor 99/1), via e-Customs for Thailand’s own customs authority, from your invoice and supporting documents. You or your broker review and submit it -- nothing leaves your workspace automatically.
Declaration form
Confirmed against the authority’s own published source- Form
- Import Declaration (Customs Form 99 / 99/1, Kor Sor Kor 99/1), via e-Customs
- Issuing authority
- Customs Department, Ministry of Finance
- Accepted languages
- Thai, English
- Last verified
- Aug 30, 2026
- Source
Import requirements & restrictions
Import licensing required
136 product categories (electrical/electronic equipment, medical equipment, civil/construction materials, vehicles, agricultural products, mechanical products, food, and more) require a TISI (Thai Industrial Standards Institute) license and mark before legal sale in Thailand; the TIS standard number and certification number must be displayed on the goods. Non-compliant goods can be held at customs, pulled from shelves, and fined up to THB 500,000.
Thai Industrial Standards Institute (TISI), Ministry of Industry
Duty & tax
- VAT (default rate)
- 7%
- MFN duty rate data
- Available
- Preferential rate
- Available under an applicable trade agreement
- Free duty calculator
- Check a duty rate for Thailand
Quick answers
What customs declaration form does Thailand require?
Thailand’s import declaration is the Import Declaration (Customs Form 99 / 99/1, Kor Sor Kor 99/1), via e-Customs, issued by Customs Department, Ministry of Finance.
Which languages does Thailand accept on a customs declaration?
Thai, English
What is the VAT rate on imports into Thailand?
The default VAT rate on record for Thailand is 7%.