HS code 2921.42: Aromatic monoamines and their derivatives; salts thereof, aniline derivatives and their salts
Last updated
Key facts
- HS code
- 2921.42
- Covers
- Aromatic monoamines and their derivatives; salts thereof, aniline derivatives and their salts
- Chapter
- 29: Organic chemicals
- Edition
- HS2022
- Duty in the United States
- See its 11 lines
Summary
HS code 2921.42 covers aromatic monoamines and their derivatives; salts thereof, aniline derivatives and their salts. It sits in heading 29.21 (amine-function compounds) in chapter 29 (organic chemicals). Other goods of heading 29.21 are classified under 2921.11 (acyclic monoamines and their derivatives; salts thereof, methylamine, di- or trimethylamine and their salts), 2921.12 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethylchloride hydrochloride), 2921.13 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Diethylamino)ethylchloride hydrochloride), 2921.14 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Diisopropylamino)ethylchloride hydrochloride) or 13 others. National tariff lines under 2921.42 are live on border.bot for the United States (11 lines, also used by 1 other country).
What this code covers
HS code 2921.42 covers aromatic monoamines and their derivatives; salts thereof, aniline derivatives and their salts.
The legal text of the subheading is “Aromatic monoamines and their derivatives; salts thereof: Aniline derivatives and their salts”, read under “Aromatic monoamines and their derivatives; salts thereof”, in HS2022.
What it doesn’t cover
Other goods of heading 29.21 are classified under 2921.11 (acyclic monoamines and their derivatives; salts thereof, methylamine, di- or trimethylamine and their salts), 2921.12 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethylchloride hydrochloride), 2921.13 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Diethylamino)ethylchloride hydrochloride), 2921.14 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Diisopropylamino)ethylchloride hydrochloride) or 13 others.
- 2921.11Acyclic monoamines and their derivatives; salts thereof: Methylamine, di- or trimethylamine and their salts
- 2921.12Acyclic monoamines and their derivatives; salts thereof: 2-(N,N-Dimethylamino)ethylchloride hydrochloride
- 2921.13Acyclic monoamines and their derivatives; salts thereof: 2-(N,N-Diethylamino)ethylchloride hydrochloride
- 2921.14Acyclic monoamines and their derivatives; salts thereof: 2-(N,N-Diisopropylamino)ethylchloride hydrochloride
- 2921.19Acyclic monoamines and their derivatives; salts thereof: Other
- 2921.21Acyclic polyamines and their derivatives; salts thereof: Ethylenediamine and its salts
- 2921.22Acyclic polyamines and their derivatives; salts thereof: Hexamethylenediamine and its salts
- 2921.29Acyclic polyamines and their derivatives; salts thereof: Other
- 2921.30Cyclanic, cyclenic or cycloterpenic mono- or polyamines, and their derivatives; salts thereof
- 2921.41Aromatic monoamines and their derivatives; salts thereof: Aniline and its salts
- 2921.43Aromatic monoamines and their derivatives; salts thereof: Toluidines and their derivatives; salts thereof
- 2921.44Aromatic monoamines and their derivatives; salts thereof: Diphenylamine and its derivatives; salts thereof
- 2921.45Aromatic monoamines and their derivatives; salts thereof: 1-Naphthylamine (alpha-naphthylamine), 2-naphthylamine (beta- naphthylamine) and their derivatives; salts thereof
- 2921.46Aromatic monoamines and their derivatives; salts thereof: Amfetamine (INN), benzfetamine (INN), dexamfetamine (INN), etilamfetamine (INN), fencamfamin (INN), lefetamine (INN), levamfetamine (INN), mefenorex (INN) and phentermine (INN); salts thereof
- 2921.49Aromatic monoamines and their derivatives; salts thereof: Other
- 2921.51Aromatic polyamines and their derivatives; salts thereof: o-, m-, p-Phenylenediamine, diaminotoluenes, and their derivatives; salts thereof
- 2921.59Aromatic polyamines and their derivatives; salts thereof: Other
How it is structured
2921.42 is a six-digit subheading. Its first two digits, 29, are the chapter; the first four, 2921, are heading 29.21; the last two, 42, identify the subheading within the heading.
Countries add their own digits after these six for their national tariff lines.
- Chapter 29
- Organic chemicals
- Heading 29.21
- Amine-function compounds
- Within the heading
- Aromatic monoamines and their derivatives; salts thereof
- Subheading 2921.42
- Aniline derivatives and their salts
In other countries
National tariff lines under 2921.42 are live on border.bot for the United States (11 lines, also used by 1 other country).
- United States11 lines, used by 1 other country
Frequently asked questions
What does HS code 2921.42 cover?
HS code 2921.42 covers aromatic monoamines and their derivatives; salts thereof, aniline derivatives and their salts.
Which heading and chapter is HS code 2921.42 in?
HS code 2921.42 is in heading 29.21 (amine-function compounds) in chapter 29 (organic chemicals).
Where are goods of heading 29.21 classified when 2921.42 doesn’t fit?
Other goods of heading 29.21 are classified under 2921.11 (acyclic monoamines and their derivatives; salts thereof, methylamine, di- or trimethylamine and their salts), 2921.12 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethylchloride hydrochloride), 2921.13 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Diethylamino)ethylchloride hydrochloride), 2921.14 (acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Diisopropylamino)ethylchloride hydrochloride) or 13 others.
Which countries’ tariffs list national lines under HS code 2921.42?
National tariff lines under 2921.42 are live on border.bot for the United States (11 lines, also used by 1 other country).
Sources and updates
The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.
This page was last updated on 11 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.