Official Classification

Under the Harmonized System of Nomenclature (HSN), the code 2512 specifically identifies siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined for the purpose of taxation and trade in Bharat. This ensures uniform classification across all Indian states and Union Territories.

Intra-State Split

CGST 2.5% + SGST 2.5%

Inter-State Split

IGST 5%

Compliance Check-list

✓Mention HSN 2512 on all Tax Invoices for siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined
✓Include in HSN-wise summary of GSTR-1 filings
✓Mandatory for E-way bill generation for goods above threshold
✓Ensure Input Tax Credit (ITC) matches this classification

✨ AI Compliance Insight

Expert Advice for 2512

"Classifying siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined correctly is critical to avoid litigation. While the base rate is 5%, always check for anti-dumping duties if importing, especially under the Minerals category. AasanKhata automatically monitors these shifts for you."