Free GST late fee & interest calculator
Calculate GSTR-3B/GSTR-1 late filing fees (₹50/day, ₹20 for nil returns, capped) and 18% interest on unpaid tax.
Annual turnover (previous FY)
0 days late
Late fee (₹50/day, capped at ₹2,000): ₹0
Interest (18% p.a. on unpaid tax): ₹0
Total: ₹0
Per Section 47 & 50 CGST Act and CBIC late-fee cap notifications. Verify current rates for your period; this is an estimate, not tax advice.
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