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Acetylfentanyl from Japan

Acetylfentanyl is a synthetic N-acetyl derivative of fentanyl, classified under HTS 2934.92.00.00 as a chemically defined fentanyl derivative. It fits the chapter's scope for separate organic compounds.

Duty Rate — Japan → United States

15%

Rate breakdown

9903.04.628.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Limit to forensic/research imports with DEA waivers; include spectral analysis

Pitfall: Designer drug status triggers automatic holds