Free calculator
GST Late Fee Calculator
Estimate GST late fees and interest after the return-specific formula is confirmed.
GST Late Fee Calculator
Estimate combined CGST and SGST/UTGST late fee for delayed GSTR-3B filing.
Dates automatically update this value; it can also be entered manually.
Formula: Nil return ₹20 per day combined, capped at ₹500. Non-nil return ₹50 per day combined, capped at ₹2,000 / ₹5,000 / ₹10,000 according to turnover.
Based on CBIC Notification 19/2021–Central Tax for GSTR-3B from specified periods. Waivers, amnesty schemes, tax period, portal computation or later notifications may change the amount. The GST portal figure prevails.
Rules reviewed: 20 August 2026.
Estimated total late fee
₹0
Daily rate₹0
Maximum cap₹0
CGST portion₹0
SGST/UTGST portion₹0
Interest on unpaid taxNot included
Late fee only—not interest, tax, penalty or other portal liabilities.