Tetrahydrocannabinolic Acid (THCA) Decarboxylated Form from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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