Q3HSN Code 2935
Sulphonamides
GST rate
| Gibberellic acid | 5% |
| All organic chemicals other than giberellic acid | 18% |
Codes under 2935
| Code | Description | GST rate |
|---|---|---|
| 2935 00 | Sulphonamides | Varies |
| 2935 00 11 | Sulphonamides - sulphonamides: sulphamethoxazole, sulphafurazole, sulphadiazine, sulphadimidine, sulphacetamide: sulphamethoxazole | Varies |
| 2935 00 12 | Sulphonamides - sulphonamides: sulphamethoxazole, sulphafurazole, sulphadiazine, sulphadimidine, sulphacetamide: sulphafurazole | Varies |
| 2935 00 13 | Sulphonamides - sulphonamides: sulphamethoxazole, sulphafurazole, sulphadiazine, sulphadimidine, sulphacetamide: sulphadiazine | Varies |
| 2935 00 14 | Sulphonamides - sulphonamides: sulphamethoxazole, sulphafurazole, sulphadiazine, sulphadimidine, sulphacetamide: sulphadimidine | Varies |
| 2935 00 15 | Sulphonamides - sulphonamides: sulphamethoxazole, sulphafurazole, sulphadiazine, sulphadimidine, sulphacetamide: sulphacetamide | Varies |
| 2935 00 21 | Sulphonamides - sulphonamides:-sulphamethoxypyridarine, sulphamethiazole, sulphamoxole, sulphamide: sulphamethoxypyridarine | Varies |
| 2935 00 22 | Sulphonamides - sulphonamides:-sulphamethoxypyridarine, sulphamethiazole, sulphamoxole, sulphamide: sulphamethiazole | Varies |
| 2935 00 23 | Sulphonamides - sulphonamides:-sulphamethoxypyridarine, sulphamethiazole, sulphamoxole, sulphamide: sulphamoxole | Varies |
| 2935 00 24 | Sulphonamides - sulphonamides:-sulphamethoxypyridarine, sulphamethiazole, sulphamoxole, sulphamide: sulphamide | Varies |
| 2935 00 90 | Sulphonamides - sulphonamides: other | Varies |
| 2935 10 | N-methylperfluorooctane sulphonamide | Varies |
| 2935 20 | N-ethylperfluorooctane sulphonamide | Varies |
| 2935 30 | N-ethyl-n-(2-hydroxyethyl) perfluorooctane sulphonamide | Varies |
| 2935 40 | N-(2-hydroxyethyl)-n-methylperfluorooctane sulphonamide | Varies |
| 2935 50 | Other perfluorooctane sulphonamides — sulphonamides | Varies |
| 2935 50 10 | Flubendiamide (ISO) | Varies |
| 2935 50 20 | Saflufenacil | Varies |
| 2935 90 | Sulphonamides › Other | Varies |
| 2935 90 11 | Sulphamethoxazole | Varies |
| 2935 90 12 | Sulphafurazole | Varies |
| 2935 90 13 | Sulphadiazine | Varies |
| 2935 90 14 | Sulphadimidine | Varies |
| 2935 90 15 | Sulphacetamide | Varies |
| 2935 90 21 | Sulphamethoxypyridarine | Varies |
| 2935 90 22 | Sulphamethiazole | Varies |
| 2935 90 23 | Sulphamoxole | Varies |
| 2935 90 24 | Sulphamide | Varies |
| 2935 90 40 | Amisulbrom, azimsulfuron, bensulfuron methyl, chlorimuron ethyl, cyazofamid, cyzofamide, diclosulam, flucetosulfuron, helosulfuron methyl, mesosulfuron methyl, penoxsulam, pyrazosulfuron ethyl, pyroxsulam, sulfentrazone, sulfosulfuron, triafamone, triasulfuron. | Varies |
← Chapter 29: Organic chemicals and chemical compounds
Related HSN codes
2936Provitamins and vitamins, natural or reproduced2934Nucleic acids and their salts2937Hormones, prostaglandins, thromboxanes and leukotrienes2933Heterocyclic compounds with nitrogen hetero-atom (s) only2938Glycosides, natural or reproduced by synthesis and their2932Heterocyclic compounds with oxygen hetero-atom (s) only
Frequently Asked Questions
What is the HSN code for sulphonamides?
The HSN code for sulphonamides is 2935, under Chapter 29 (Organic chemicals and chemical compounds).
What is the GST rate on sulphonamides?
It depends on the specific item: gibberellic acid is 5%; all organic chemicals other than giberellic acid is 18%.
How many digits of the HSN code go on a GST invoice?
It depends on your turnover in the previous financial year: businesses above ₹5 crore generally show 6 digits (8 for certain specified goods), and smaller businesses show 4 digits on B2B invoices. Check the current e-invoicing/HSN notification for the exact threshold that applies to you.
Rates as per Notification No. 9/2025-Central Tax (Rate), as amended, as of 7 October 2026. For guidance only — verify with your tax advisor.