GST Rate for HSN 3812
Specific items under 3812
| HSN Code | Description | GST Rate |
|---|---|---|
| 381210 | PREPARED RUBBER ACCELERATORS | 18% |
| 381220 | COMPOUND PLASTICISERS FOR RUBBER OR PLASTICS: | 18% |
| 381230 | Anti-oxidising preparations and other compound stabilisers for rubber or plastics | 18% |
| 381231 | MIXTURES OF OLIGOMERS OF 2, 2, 4-TRIMETHYL-1, 2 DIHYDROQUINOLINE (TMQ) | 18% |
| 381239 | OTHER: | 18% |
| 38121000 | PREPARED RUBBER ACCELERATORS | 18% |
| 38122010 | PHTHALATE PLASTICISERS | 18% |
| 38122090 | OTHER | 18% |
| 38123010 | PREPARED RUBBER ACCELERATORS; COMPOUND PLASTICISERS FOR RUBBER OR PLASTICS, NOT ELSEWHERE SPECIFIED OR INCLUDED; ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS: ANTI-OXIDANTS FOR RUBBER | 18% |
| 38123020 | PREPARED RUBBER ACCELERATORS; COMPOUND PLASTICISERS FOR RUBBER OR PLASTICS, NOT ELSEWHERE SPECIFIED OR INCLUDED; ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS: SOFTENERS FOR RUBBER | 18% |
| 38123030 | PREPARED RUBBER ACCELERATORS; COMPOUND PLASTICISERS FOR RUBBER OR PLASTICS, NOT ELSEWHERE SPECIFIED OR INCLUDED; ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS: VULCANISING AGENTS FOR RUBBER | 18% |
| 38123090 | PREPARED RUBBER ACCELERATORS; COMPOUND PLASTICISERS FOR RUBBER OR PLASTICS, NOT ELSEWHERE SPECIFIED OR INCLUDED; ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS ANTI-OXIDISING PREPARATIONS AND OTHER COMPOUND STABILISERS FOR RUBBER OR PLASTICS: OTHER | 18% |
| 38123100 | Mixtures of oligomers of 2, 2, 4-trimethyl-1, 2-dihydroquinoline (TMQ) | 18% |
| 38123910 | Anti-oxidants for rubber | 18% |
| 38123920 | Softeners for rubber | 18% |
| 38123930 | Vulcanizing agents for rubber | 18% |
| 38123990 | Other | 18% |
Tax calculator for HSN 3812
Enter a taxable value to calculate GST. You can use this for a quick invoice estimate.
Invoice example (₹1,000 taxable value)
Compliance pointers (ITC / RCM / classification)
Input Tax Credit depends on usage conditions, restrictions, and supplier eligibility. Treat this as a quick hint — verify for edge 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.
- •Compare adjacent headings within Chapter 38 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 3812
What is the GST rate for HSN 3812?▾
GST rate for HSN 3812 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 3812 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
General GST guidance, return filing references, and updates.
Rates, exemptions, and clarifications may change via notifications/circulars.
Use chapter notes/headings to avoid misclassification.
How we update pages + what “Last reviewed” means. Last reviewed: 22 Jan 2026.
Next steps after choosing HSN 3812
Use global search to compare descriptions and avoid wrong classification.
Check inclusions/exclusions and common confusions for Chapter 38.
Decide whether IGST or CGST+SGST applies based on POS rules.
Related tools & next actions
Common next actions: verify POS (tax type), check RCM risk, or compare similar HSN codes.