
Key Takeaways
- Verify controlled goods requirements before transaction, not after packaging or booking shipping space.
- Identify the responsible issuing agency and understand the application lead time.
- File import/export permits alongside customs clearance documents for every shipment.
- Consult an experienced customs broker before sourcing new types of goods.
Difference Between Prohibited and Restricted Goods
Prohibited Goods are items for which import or export is strictly banned by law under all circumstances, such as narcotics, pornography, unauthorized firearms, and counterfeit brand-name goods. Attempting to smuggle these items carries severe criminal penalties.
Restricted Goods (also known as Controlled or Licensed Goods) are products that can be legally imported or exported, but only if the importer or exporter obtains authorization or permits from the governing agency before customs clearance.
Why Verify Licenses Before Booking Cargo Space
If a product requires a permit but the documents are not ready when it arrives, customs cannot clear the cargo. This leads to costly daily warehouse storage fees, customs fines, and risks of forced re-export or destruction. Checking regulations during the quoting phase ensures landed costs and logistics timelines remain realistic.
In practice, cargo should be categorized into three groups: (1) Free to import/export, (2) Permits required in advance, and (3) Complex items requiring deeper compliance study. This allows the logistics team to prepare properly from day one.
- Food and Drugs (Thai FDA)
- Cosmetics (Thai FDA)
- Chemicals and Hazardous Substances (Department of Industrial Works)
- Electrical Appliances (TISI / TIS Mark)
- Agricultural and Livestock Products (Department of Agriculture / Department of Livestock Development)
- Mandatory Industrial Standard Products (Thai Industrial Standards Institute)
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Contact Our Experts NowGovernment Agencies Issuing Permits
There is no single central department that issues permits for all types of goods. Different agencies control different sectors based on the Harmonized System (HS) code classification. For instance, the FDA regulates health-related goods, the Livestock Department controls animal products, the Agriculture Department oversees plants, and TISI governs industrial safety standards.
Customs officers act as gatekeepers at the port to check that all necessary licenses and permits match the declared goods. They do not issue the licenses themselves. Establishing contact with the correct authority early on is critical.
Pros and Cons of Importing New Products for Market Testing
While importing new items helps businesses test local demand quickly, failing to check required permits beforehand can turn a test batch into a complete loss. It is crucial to review regulations and request document templates from the supplier before cargo dispatch.
Even with small sample quantities, you must check whether the sample's HS code is subject to controls, as some regulatory rules apply to samples with no exceptions for commercial value or weight.
Official Reference Agencies and Regulations
- Thai Customs Department: Electronic paperless declaration entry guidelines and customs clearance procedures.
- Ministry of Commerce & DFT: Regulations on preferential Certificates of Origin (Form CO) and targeted import-export control lists.
Certain products cannot be imported or exported freely, or can only do so with proper permits or licenses from the relevant government agencies. Examples include controlled substances, food, drugs, cosmetics, chemicals, or goods with mandatory safety standards. Businesses should verify these restrictions during the sourcing phase rather than waiting until the cargo arrives at the customs checkpoint.
Frequently Asked Questions
Q: Do commercial sample goods require an import permit?
A: Yes, certain regulatory agencies do not exempt samples. The requirements depend on the product's HS Code and the rules of the governing agency. It is best to check before scheduling the shipment.
Q: Which department is responsible for issuing product licenses?
A: It depends on the item category. For instance, food and drugs are licensed by the FDA, while industrial products are licensed by TISI. Customs officers only verify these documents at the port of entry; they do not issue them.
Q: What happens if cargo arrives without the required import license?
A: The cargo will be detained by customs at the port. Importers will face daily warehouse storage and container demurrage charges. You may also face fines, and the cargo might be subject to forced re-export or destruction.
Q: Do we need to apply for a new license for repeat imports of the same goods?
A: It depends on the license type. Some permits are transaction-specific (valid for a single shipment), while others are annual or multi-year licenses that allow multiple shipments. You must monitor expiration dates and conditions closely.


