Tariff reference › Chapter 99 › 9902.05.82
HTS 9902.05.82 — N-[1-(4-Isopropoxy-2-methylphenyl)-2-methyl-1-oxopropan- 2-yl]-3-methylthiophene-2-carboxamide (Isofetamid) (CAS No. 875915-78-9) (provided for in subheading 2933.39.21)
The current US import duty for N-[1-(4-Isopropoxy-2-methylphenyl)-2-methyl-1-oxopropan- 2-yl]-3-methylthiophene-2-carboxamide (Isofetamid) (CAS No. 875915-78-9) (provided for in subheading 2933.39.21) (HTS 9902.05.82) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.
N-[1-(4-Isopropoxy-2-methylphenyl)-2-methyl-1-oxopropan- 2-yl]-3-methylthiophene-2-carboxamide (Isofetamid) (CAS No. 875915-78-9) (provided for in subheading 2933.39.21)
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=9902.05.82&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).