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Tetrahydrocannabinolic Acid (THCA) Decarboxylated Form from Japan

Decarboxylated THCA converting to active THC, classified under HTS 2932.95.00.00 as the canonical tetrahydrocannabinol isomer. Qualifies as chemically defined compound with oxygen heterocyclic ring per Chapter 29 note (a).

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Document decarboxylation process to confirm conversion to neutral THC form for classification

Test for residual carboxylic acid content; >1% may affect purity classification standards