GST Rate for HSN 7318
Specific items under 7318
| HSN Code | Description | GST Rate |
|---|---|---|
| 731811 | COACH SCREWS : | 18% |
| 731812 | OTHER WOOD SCREWS | 18% |
| 731813 | SCREW HOOKS AND SCREW RINGS | 18% |
| 731814 | SELF-TAPPING SCREWS | 18% |
| 731815 | OTHER SCREWS AND BOLTS, WHETHER OR NOT WITH THEIR NUTS OR WASHERS | 18% |
| 731816 | NUTS | 18% |
| 731819 | OTHER | 18% |
| 731821 | SPRING WASHERS AND OTHER LOCK WASHERS | 18% |
| 731822 | OTHER WASHERS | 18% |
| 731823 | RIVETS | 18% |
| 731824 | COTTERS AND COTTER-PINS | 18% |
| 731829 | OTHER : | 18% |
| 73181110 | MACHINE SCREWS | 18% |
| 73181190 | OTHER | 18% |
| 73181200 | OTHER WOOD SCREWS | 18% |
| 73181300 | SCREW HOOKS AND SCREW RINGS | 18% |
| 73181400 | SELF-TAPPING SCREWS | 18% |
| 73181500 | OTHER SCREWS AND BOLTS, WHETHER OR NOT WITH THEIR NUTS OR WASHERS | 18% |
| 73181600 | NUTS | 18% |
| 73181900 | OTHER | 18% |
| 73182100 | SPRING WASHERS AND OTHER LOCK WASHERS | 18% |
| 73182200 | OTHER WASHERS | 18% |
| 73182300 | RIVETS | 18% |
| 73182400 | COTTERS AND COTTER-PINS | 18% |
| 73182910 | CIRCLIPS | 18% |
| 73182990 | OTHER | 18% |
Tax calculator for HSN 7318
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 73 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 7318
What is the GST rate for HSN 7318?▾
GST rate for HSN 7318 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 7318 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 7318
Use global search to compare descriptions and avoid wrong classification.
Check inclusions/exclusions and common confusions for Chapter 73.
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.