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Tariff referenceChapter 99 › 9902.03.81

HTS 9902.03.81 — 1,3-Benzenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10)

The current US import duty for 1,3-Benzenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10) (HTS 9902.03.81) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.

1,3-Benzenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10)

Current US duty rate

Column 1 (General / MFN)4.0%
Special (FTA programs)No change
Column 2 (other)No change

Additional duties may apply, depending on country of origin: 9902.03.80.

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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=9902.03.81&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).