About HSN Code 840510
HSN Code 840510 covers Producer Gas or Water Gas Generators, with or Without Their Purifiers, Acetylene Gas Generators and Similar Water Process Gas Generators, with or Without Their Purifiers : and attracts a GST rate of 18%. For intra-state supplies, this is split as 9% CGST + 9% SGST. For inter-state supplies, 18% IGST is charged. This code falls under the Machinery & Electronics sector (IT equipment, electrical, industrial machinery).
How to Use HSN Code 840510 on GST Invoices
- Include the HSN code 840510 on every GST invoice for producer gas or water gas generators, with or without their purifiers, acetylene gas generators and similar water process gas generators, with or without their purifiers :
- Businesses with turnover above ₹5 crore must use 6-digit HSN codes
- Turnover between ₹1.5–5 crore: 4-digit codes are sufficient
- The HSN code must match the product/service description on your invoice
- Incorrect HSN codes can lead to GST notices and ITC mismatches
Related HSN Codes
- 84051010 — Producer Gas or Water Gas Generators
- 84051020 — Acetylene Gas Generators
- 84051090 — Other
- 840590 — Parts
- 84059000 — Parts
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Last verified: 2026-06-26 · Source: CBIC Master Tariff