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HSN 292118% GSTITC EligibleRCM: Check notificationsLast reviewed: 22 Jan 2026

AMINE-FUNCTION COMPOUNDS

GST rate for HSN 2921 is 18%. Use the calculator, copy invoice-ready details, and verify ITC/RCM hints before filing (FY 2025–26).

Not legal advice • Verify before filing
Quick summary
TypeGoods
Intra-state split9% CGST + 9% SGST
Inter-state18% IGST
Tip: Compare nearby headings and chapter notes to avoid wrong classification.

GST Rate for HSN 2921

18%

Specific items under 2921

HSN CodeDescriptionGST Rate
292111METHYLAMINE, DI- OR TRIMETHYLAMINE AND THEIR SALTS :18%
2921122-(N, N-DIMETHYLAMINO)ETHYLCHLORIDE HYDROCHLORIDE18%
2921132-(N, N-DIETHYLAMINO)ETHYLCHLORIDE HYDROCHLORIDE18%
2921142-(N, N-DIISOPROPYLAMINO)ETHYLCHLORIDE HYDROCHLORIDE18%
292119OTHER:18%
292121ETHYLENEDIAMINE AND ITS SALTS18%
292122HEXAMETHYLENEDIAMINE AND ITS SALTS18%
292129OTHER :18%
292130CYCLANIC, CYCLENIC OR CYCLOTERPENIC MONO OR POLYAMINES, AND THEIR DERIVATIVES, SALTS THEREOF :18%
292141ANILINE AND ITS SALTS :18%
292142ANILINE DERIVATIVES AND THEIR SALTS :18%
292144DIPHENYLAMINE AND ITS DERIVATIVES, SALTS THEREOF :18%
2921451-NAPHTHYLAMINE (ALPHA-NAPHTHYLAMINE), 2 NAPHTHYLAMINE (BETANAPH THYLAMINE) AND THEIR DERIVATIVES, SALTS THEREOF :18%
292146AMFETAMINE (INN), BENZFETAMINE (INN DEXAMFETAMINE (INN), ETILAMFETAMINE (INN FENCAMFAMIN(INN), LEFETAMINE (INN), LEVAMFETAMINE (INN), MEFENOREX (INN) AND PHENTERMINE (INN), SALTS THEREOF18%
292149OTHER :18%
292151O-, M-, P-PHENYLENEDIAMINE, DIAMINOTOLUENES, AND THEIR DERIVATIVES, SALTS THEREOF :18%
292159OTHER :18%
29211110DIMETHYL FORMIDE18%
29211190OTHER18%
292112002-(N, N-DIMETHYLAMINO)ETHYLCHLORIDE HYDROCHLORIDE18%
292113002-(N, N-Diethylamino)ethylchloride hydrochloride18%
292114002-(N, N-Diisopropylamino)ethylchloride hydrochloride18%
29211900AMINE- FUNCTION COMPOUNDS - ACYCLIC MONOAMINES AND THEIR DERIVATIVES; SALTS THEREOF : OTHER18%
292119102-Chloro N, N-Diisopropyl ethylamine18%
292119112-CHLORO N, N-DI-ISOPROPYL ETHYLAMINE18%
292119122-CHLORO N,N-DI-ISOPROPYL ETHYLAMINE AND ETHANAMINE,2-CHLORO-N,N-DIMETHYL N,N-DIETHYL AMINO ETHYL CHLORIDE HYDROCHLORIDE, DI-METHYL AMINO ETHYLCHLORIDE HYDROCHLORIDE - - - -N,N-DIETHYL AMINO ETHYL CHLORIDE HYDROCHLORIDE18%
292119132-CHLORO N,N-DI-ISOPROPYL ETHYLAMINE AND ETHANAMINE,2-CHLORO-N,N-DIMETHYL N,N-DIETHYL AMINO ETHYL CHLORIDE HYDROCHLORIDE, DI-METHYL AMINO ETHYLCHLORIDE HYDROCHLORIDE - - - - DI-METHYL AMINO ETHYL CHLORIDE HYDROCHLORIDE18%
29211914ETHANAMINE, 2-CHLORO-N, N-DIMETHYL18%
292119202-Chloro N, N-Dimethyl ethanamine18%
29211990OTHER18%
29212100ETHYLENEDIAMINE AND ITS SALTS18%
29212200HEXAMETHYLENEDIAMINE AND ITS SALTS18%
29212910HEXAMETHYLENE TETRAMINE (HEXAMINE) NOT PUT UP AS FUEL OR MEDICAMENT18%
29212920TRIMETHYLENE TRINIFRAMINE18%
29212940Tetradecene18%
29212990OTHER18%
29213010CYCLOHEXYLAMINE18%
29213090OTHER18%
29214110ANILINE18%
29214120ANILINE HYDROCHLORIDE18%
29214190OTHER18%
29214211PARA CHLOROANILINE18%
29214212ORTHO CHLORO PARANITROANILINE18%
29214213DICHLOROANILINE18%
292142142, 6-DICHLORO PARANITROANILINE18%
292142151 - 4 - 5 TRICHLOROANILINE18%
29214221N-BENZYL-N-ETHYLANILINE18%
29214222N,N-DIETHYLANILINE18%
29214223N,N-DIMETHYLANILINE18%
29214224N-ETHYL ANILINE18%
29214225META NITROANILINE18%
29214226PARA NITROANILINE18%
292142312-AMINO 3, 5 XYLNE SULPHONIC ACID18%
29214232BENZYL ETHYL ANILINE SULPHONIC ACID18%
29214233METANILLIC ACID (META AMINO BENZENE SULPHONIC ACID)18%
29214234SULPHANILLIC ACID (PARA AMINOBENZENE SULPHONIC ACID PARA ANILINE SULPHONIC ACID)18%
29214235ETHYL HYDROXY ETHYLANILINE18%
29214236METHYL DOPA (1-ALPHA METHYL-3, 4- DIHYDROXYPHENYLANILINE)18%
29214290OTHER18%
29214310N,N-DIETHYL TOLUIDINE18%
29214320N,N-DIMETHYL TOLUIDINE18%
29214330ORTHO TOLUIDINE18%
29214340META TOLUIDINE18%
29214350PARA TOLUIDINE18%
292143602-CHLORO-5-TOLUIDINE-4-SULPHONIC ACID18%
292143702-CHLORO-4-TOLUIDINE-5-SULPHONIC ACID (SODIUM SALT)18%
292143804-TOLUIDINE-3-SULPHONIC ACID18%
29214390OTHER18%
29214410DIPHENYLAMINE18%
29214490OTHER18%
29214511ALPHA NAPHTHYLAMINE18%
29214512PHENYL ALPHA NAPHTHYLAMINE18%
29214513PHENYL BETA NAPHTHYLAMINE18%
29214514AMINO F-ACID18%
29214515AMINOLINELI-R-ACID18%
29214516SODIUM NAPHTHIONATE18%
29214521BRONNER’S ACID (2-NAPHTHYLAMINE-6-SULPHONIC ACID)18%
29214522CLEVE’S ACID (1-NAPHTHYLAMINE-6-SULPHONIC ACID)18%
29214523EPSILON ACID (1-NAPHTHYLAMINE-3,8-DISULPHONIC ACID)18%
29214524KOCH’S ACID (1-NAPHTHYLAMINE-3,6,8-TRISULPHONIC ACID)18%
29214525LAURENT’S ACID (1-NAPHTHYLAMINE-5-SULPHONIC ACID)18%
29214526TOBIAS ACID (2-NAPHTHYLAMINE-1-SULPHONIC ACID)18%
29214531NAPHTHIONIC ACID (1-NAPHTHYLAMINE-4-SULPHONIC ACID)18%
29214532PARA TOLYL PERI ACID (PARA TOLYL-1-NAPHTHYLAMINE- 8-SULPHONIC ACID)18%
29214533PHENYL PERI ACID (PHENYL-1-NAPHTHYLAMINE- 8-SULPHONIC ACID)18%
29214590OTHER18%
29214600AMFETAMINE (INN), BENZFETAMINE (INN) DEXAMFETAMINE (INN), ETILAMFETAMINE (INN) FENCAMFAMIN(INN), LEFETAMINE (INN), LEVAMFETAMINE (INN), MEFENOREX (INN) AND PHENTERMINE (INN), SALTS THEREOF18%
29214910XYLIDINES18%
29214920Para cumidine18%
29214990OTHER18%
29215110O-PHENYLENEDIAMINE18%
29215120M-PHENYLENEDIAMINE (M-DI AMINOBENZENE)18%
29215130P-PHENYLENEDIAMINE18%
29215140O-DIAMINOTOLUENE18%
29215150M-DIAMINOTOLUENE18%
29215160P-DIAMINOTOLUENE18%
29215170PARA-AMINO ACETANILIDE18%
29215180META TOLUYLENE DIAMINE18%
29215190OTHER18%
29215910BENZIDINE18%
29215920BENZIDINE DIHYDROCHLORIDE18%
292159303, 3 DICHLOROBENZIDINE DIHYDROCHLORIDE SULPHATE18%
29215940DIAMINOSTILBENE 2,2-DISULPHONIC ACID (DASDA)18%
29215990OTHER18%

Tax calculator for HSN 2921

Enter a taxable value to calculate GST. You can use this for a quick invoice estimate.

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Not legal advice • Verify before filing • For services (99), place-of-supply rules can change tax type.

Invoice example (₹1,000 taxable value)

Intra-state (CGST + SGST)
Taxable value₹1,000
CGST (9%)90.00
SGST (9%)90.00
Total invoice1180.00
Inter-state (IGST)
Taxable value₹1,000
IGST (18%)180.00
Total invoice1180.00
Chapter note
Organic Chemicals. Hydrocarbons, Alcohols, Ethers. Mostly 18%.

Compliance pointers (ITC / RCM / classification)

ITC hint

Input Tax Credit depends on usage conditions, restrictions, and supplier eligibility. Treat this as a quick hint — verify for edge cases.

ITC Eligible
RCM / special cases

Reverse Charge is notification-based and can depend on supplier status and transaction type. If you see a warning, double-check notifications and your invoice terms.

No chapter-level RCM note found. Still verify based on notification + supplier category.
Classification checks
  • Compare adjacent headings within Chapter 29 before finalizing.
  • Use chapter notes to avoid common confusions (materials vs finished goods, kits, etc.).
  • For services (99), place-of-supply can change whether IGST/CGST+SGST applies.

FAQs for HSN 2921

What is the GST rate for HSN 2921?

GST rate for HSN 2921 is 18%. Always verify the latest CBIC/GST notifications for changes.

Is HSN mandatory on invoices?

HSN is generally required on B2B invoices; the number of digits depends on turnover and the nature of supply. Exports/imports typically use more detailed codes.

How do I use this code on an invoice?

Add HSN 2921 in the line item and apply GST @ 18%. For intra-state supplies: 9% CGST + 9% SGST. For inter-state supplies: 18% IGST.

Does ITC apply for this HSN?

ITC depends on conditions and restrictions under GST law, plus the nature of usage and supplier eligibility. Use the ITC badge as a hint and verify with your CA for edge cases.

Can Reverse Charge (RCM) apply here?

RCM is notification-based and depends on the supply category, supplier status, and transaction type. If you see an RCM note, treat it as a “verify” signal.

What if I pick the wrong HSN?

Wrong classification can cause rate mismatch, notices, interest/penalty exposure, and reconciliation issues. Compare nearby headings and chapter notes before finalizing.

Sources & accuracy

Not legal advice • Always verify before filing • Page URL uses your deployed site base (no localhost leaks).

Next steps after choosing HSN 2921