Chapter 2621 Tariff Headings
HSN Codes Chapter 26: Ores, slag and ash
Chapter 26 of the GST HSN tariff classifies ores, slag and ash. This chapter contains 21 4-digit tariff headings with applicable GST rates effective 22 September 2025.
Official CBIC Rates (Notification 09/2025 & 10/2025)GST rates as per CBIC Notifications 09/2025 and 10/2025 (Central Tax - Rate), effective 22 September 2025. Last updated: October 2026. Always verify on the official GST portal before filing.. Main active GST slabs across goods are 0%, 5%, 18% and 40%.
4-Digit Tariff Headings in Chapter 26
Select any heading below to view its complete 6-digit and 8-digit sub-codes, item-level rate specifications, and CBIC notification details.
Iron Ores And Concentrates, Including Roasted Iron Pyrites
GST Rate:
18%
Manganese Ores And Concentrates, Including Ferruginous Manganese Ores And Concentrates With A Manganese Content Of 20% Or More, Calculated On The Dry Weight.
GST Rate:
18%
Niobium, Tantalum, Vanadium Or Zirconium Ores And Concentrates
GST Rate:
5%
Granulated Slag (Slag Sand) From The Manufacture Of Iron Or Steel
GST Rate:
5%
Slag, Dross (Other Than Granulated Slag), Scalings And Other Waste From The Manufacture Of Iron Or Steel
GST Rate:
5%
18%
Slag, Ash And Residues (Other Than From The Manufacture Of Iron Or Steel), Containing Arsenic, Metals Or Their Compounds
GST Rate:
18%
Other Slag And Ash, Inlcuding Seaweed Ash (Kelp),Ash And Residues From The Incineration Of Municipal Waste
GST Rate:
5%
18%
How Many HSN Digits Do You Need to Mention?
Under GST Notification 78/2020-Central Tax, businesses must declare HSN codes on tax invoices according to annual aggregate turnover:
| Annual Turnover | B2B Invoices | B2C Invoices |
|---|---|---|
| Up to ₹5 Crore | 4 Digits minimum | Optional (4 Digits recommended) |
| Above ₹5 Crore | 6 Digits mandatory | 6 Digits mandatory |
| Exports / Imports | 8 Digits mandatory | 8 Digits mandatory |