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Chemical Intermediates for US Pharma from Mexico

Active pharmaceutical intermediates imported for final synthesis, crystallization, and formulation into US-manufactured prescription drugs.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Include FDA-approved synthesis routes and batch records proving chemical transformation

DEA controls apply to controlled substance intermediates regardless of processing

Finished APIs classify under Chapter 29 or 30 pharmaceutical products