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Coumarin from China

Coumarin is an aromatic lactone compound with a fused benzene ring and α-pyrone ring, classified under HTS 2932.20.4500 as an aromatic heterocyclic lactone with oxygen hetero-atom only. It is commonly used as a fragrance in perfumes and flavoring agent in tobacco products.

Duty Rate — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Provide detailed chemical analysis certificates confirming coumarin structure and purity to avoid misclassification as a mixture

Include Safety Data Sheets (SDS) documenting non-toxicity for fragrance use to prevent hazardous material restrictions

Verify packaging complies with Chapter 29 note (e) for transport safety without rendering suitable for specific use