GST Rate for HSN 3921
Specific items under 3921
| HSN Code | Description | GST Rate |
|---|---|---|
| 392111 | OF POLYMERS OF STYRENE | GST rate requires verification |
| 392112 | OF POLYMERS OF VINYL CHLORIDE | GST rate requires verification |
| 392113 | OF POLYURETHANES: | GST rate requires verification |
| 392114 | OF REGENERATED CELLULOSE | GST rate requires verification |
| 392119 | OF OTHER PLASTICS | GST rate requires verification |
| 392190 | OTHER : | GST rate requires verification |
| 39211100 | OF POLYMERS OF STYRENE | GST rate requires verification |
| 39211200 | OF POLYMERS OF VINYL CHLORIDE | GST rate requires verification |
| 39211310 | FLEXIBLE | GST rate requires verification |
| 39211390 | OTHER | GST rate requires verification |
| 39211400 | OF REGENERATED CELLULOSE | GST rate requires verification |
| 39211900 | OF OTHER PLASTICS | GST rate requires verification |
| 39219010 | THERMOCOL | GST rate requires verification |
| 39219021 | RIGID, LACQUERED | GST rate requires verification |
| 39219022 | FLEXIBLE, LACQUERED | GST rate requires verification |
| 39219023 | RIGID, METALLISED | GST rate requires verification |
| 39219024 | FLEXIBLE, METALLISED | GST rate requires verification |
| 39219025 | RIGID, LAMINATED | GST rate requires verification |
| 39219026 | FLEXIBLE, LAMINATED | GST rate requires verification |
| 39219029 | OTHER | GST rate requires verification |
| 39219031 | RIGID, LACQUERED | GST rate requires verification |
| 39219032 | FLEXIBLE, LACQUERED | GST rate requires verification |
| 39219033 | RIGID, METALLISED | GST rate requires verification |
| 39219034 | FLEXIBLE, METALLISED | GST rate requires verification |
| 39219035 | RIGID, LAMINATED | GST rate requires verification |
| 39219036 | FLEXIBLE, LAMINATED | GST rate requires verification |
| 39219039 | OTHER | GST rate requires verification |
| 39219091 | RIGID, LACQUERED | GST rate requires verification |
| 39219092 | FLEXIBLE, LACQUERED | GST rate requires verification |
| 39219093 | RIGID, METALLISED | GST rate requires verification |
| 39219094 | FLEXIBLE, METALLISED | GST rate requires verification |
| 39219095 | RIGID, LAMINATED | GST rate requires verification |
| 39219096 | FLEXIBLE, LAMINATED | GST rate requires verification |
| 39219099 | OTHER | GST rate requires verification |
Tax Calculator for HSN 3921
Statutory rate is unverified for this code. Enter your confirmed GST rate to simulate tax and generate an invoice estimate.
Enter a taxable amount to begin
The calculator will compute taxable value, CGST/SGST or IGST, and total invoice amounts.
⚠️ Safety notice: This calculation uses a user-entered rate for estimation only. It does not imply that this rate is statutorily verified for HSN 3921.
Rounding: amounts reconcile at paise precision. If an intra-state split contains an odd paise, CGST is rounded to the nearest paise and SGST carries the residual.
Invoice Estimate
Enter a taxable amount and rate in the calculator above to generate a draft invoice estimate.
Invoice Estimate Requires Values
Enter an amount and your confirmed GST rate in the calculator above to view the intra-state (CGST+SGST) and inter-state (IGST) line item breakdowns.
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 39 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 3921
What is the GST rate for HSN 3921?▾
The GST rate for HSN 3921 is not verified in this dataset. Confirm the classification, applicable notification, conditions and effective date before use.
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?▾
This HSN heading contains multiple items with different GST rates. Select a specific 6/8-digit HSN from the table below before using an invoice percentage.
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 3921
Use global search to compare descriptions and avoid wrong classification.
Check inclusions/exclusions and common confusions for Chapter 39.
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.