Compute ad valorem duty from the dutiable value and the ad valorem rate: T = value × rate.
输入计税价格与从价税率,求从价税。
| Item | Formula / Rule | Source / Standard |
|---|---|---|
| Ad valorem basis | Duty payable = dutiable value × ad valorem rate | WTO Customs Valuation Agreement, GATT Art. VII |
| Dutiable value | Imports use the transaction value plus freight and insurance to the port of entry, on a CIF basis | Regulations of the PRC on Import and Export Duties |
| Compound assessment | Compound duty = dutiable value × rate + quantity × specific amount | WTO Customs Valuation Agreement, Art. 8 |