29337900HSN · tariff item18%
HSN code 29337900: Heterocyclic compounds with nitrogen heteroatom( s) only - lactams : Other lactams
Heterocyclic compounds with nitrogen heteroatom( s) only - lactams : Other lactams
Official text
HETEROCYCLIC COMPOUNDS WITH NITROGEN HETEROATOM( S) ONLY - LACTAMS : OTHER LACTAMS
Current GST rate
| gst (igst) | cgst + sgst | what it covers | entry |
|---|---|---|---|
| 18% | 9% + 9% | All organic chemicals other than giberellic acid | Sch II S.No 369/2025-Central Tax (Rate) |
source: 9/2025-Central Tax (Rate) · effective 2025-09-22 · rate inherited from 29 · all codes at 18%
GST calculator, pre-filled with this rate
Example: an intra-state invoice of ₹10,000 at 18% adds CGST ₹900 + SGST ₹900 — total ₹11,800. The same sale inter-state charges IGST ₹1,800 instead.
Closely related codes
All codes in Chapter 29: Organic chemicals →
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compiled from official sources · not tax advice · verify with your tax advisor before filing