HS code 2921 42 34: Sulphanillic acid (para aminobenzene sulphonic acid para aniline sulphonic acid)

HS code 2921 42 34 covers sulphanillic acid (para aminobenzene sulphonic acid para aniline sulphonic acid) in chapter 29 (organic chemicals). Total import duty is about 27.73% of the import value; DGFT import policy: Free.

Total import dutyabout 27.73%
Basic customs duty7.5%
IGST18%
Import policyFree
Export policyFree
Anti-dumpingNone found

Updated 2026-11-01 from official lists, including Budget 2026 and later customs notifications.

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Key facts

Tariff item (8-digit HS code)2921 42 34
DescriptionSulphanillic acid (para aminobenzene sulphonic acid para aniline sulphonic acid)
Chapter29: Organic chemicals
Heading2921: Aromatic monoamines and their derivatives salts thereof
Unitkg.
Basic customs duty (tariff rate)7.5%
Basic customs duty charged7.5%
Social welfare surcharge10% of BCD
IGST18%
Total import dutyabout 27.73% of the import value
DGFT import policyFree
DGFT export policyFree

Import duty (with Budget 2026 changes)

  • About ₹27,730 duty on every ₹1,00,000 of import value (CIF).

DGFT import and export policy

  • Import: Free.
  • Export: Free.

India's imports and exports

  • India imported 10,511 tonnes in 2025-26 (down 1% on 2024-25) under tariff item 29214234, “Sulphanilic acid(para aminobnzn slphnc acid para aniline sulphonic acid)”.
  • India exported 647 tonnes in 2025-26 (up 582.8% on 2024-25) under tariff item 29214234, “Sulphanilic acid(para aminobnzn slphnc acid para aniline sulphonic acid)”.

Chemicals under HS code 2921 42 34

Sulfanilic acid

Questions about HS code 2921 42 34

What is the import duty on HS code 2921 42 34 in India?

About 27.73% of the import value: basic customs duty 7.5%, social welfare surcharge 10% of BCD and IGST 18%. IGST can usually be claimed back as input tax credit.

Is the import of sulphanillic acid (para aminobenzene sulphonic acid para aniline sulphonic acid) free in India?

DGFT import policy for HS code 2921 42 34 is Free.

Can sulphanillic acid (para aminobenzene sulphonic acid para aniline sulphonic acid) be exported from India?

DGFT export policy for HS code 2921 42 34 is Free.

Which chemicals fall under HS code 2921 42 34?

Sulfanilic acid.

Other lines under heading 2921

2921 11 10: Dimethyl formide2921 11 90: Methylamine, di- or trimethylamine and their salts2921 12 00: 2-(N, N-Dimethylamino)ethylchloride hydrochloride2921 13 00: 2-(N, N-Diethylamino)ethylchloride hydrochloride2921 14 00: 2-(N, N-Diisopropylamino)ethylchloride hydrochlori2921 19 10: 2-Chloro N, N-Diisopropyl ethylamine2921 19 20: 2-Chloro N, N-Dimethyl ethanamine2921 19 90: Acyclic monoamines and their derivatives; salts th2921 21 00: Ethylenediamine and its salts2921 22 00: Hexamethylenediamine and its salts2921 29 10: Hexamethylene tetramine (hexamine) not put up as f2921 29 20: Trimethylene triniframine2921 29 90: Acyclic polyamines and their derivatives; salts th2921 30 10: Cyclohexylamine2921 30 90: Cyclanic, cyclenic or cycloterpenic mono or polyam2921 41 10: Aniline2921 41 20: Aniline hydrochloride2921 41 90: Aniline and its salts: other2921 42 11: Para chloroaniline2921 42 12: Ortho chloro paranitroaniline

Sources: Customs Tariff of India (CBIC) · Notification 45/2025-Customs and Budget 2026 amendments · IGST rates, Notification 9/2025-Integrated Tax (Rate) · DGFT ITC(HS) import and export policy · CBIC Customs (ADD) notifications · Export Import Data Bank (DGCI&S). Guidance from official lists, not legal advice; confirm the classification with your customs broker.