Tariff reference › Chapter 99 › 9902.09.97
HTS 9902.09.97 — (RS)-N,N-Diethyl-2-(1-naphthyloxy)propionamide formulations (Napropamide) (CAS No. 15299-99-7) (provided for in subheading 3808.93.15)
(RS)-N,N-Diethyl-2-(1-naphthyloxy)propionamide formulations (Napropamide) (CAS No. 15299-99-7) (provided for in subheading 3808.93.15)
Current US duty rate
| Column 1 (General / MFN) | Free |
|---|---|
| Special (FTA programs) | No change |
| Column 2 (other) | No change |
No Chapter 99 (Section 301/232/122) cross-reference on this line; origin-specific surcharges may still apply — check the calculator.
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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=9902.09.97&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).
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