Free Statutory Penalty & Compliance Calculators
Engineered exclusively for Indian Chartered Accountants, Company Secretaries, and Tax Advocates. Built with statutory formulas from the CGST Act, Income-tax Act 1961, and Companies Act 2013.
GST Late Fee & 18% Interest Calculator
Calculate statutory late fees (₹50/day normal, ₹20/day nil) and 18% per annum interest on delayed GSTR-3B/1 returns.
TDS Late Filing Fee & 1.5% Interest Calculator
Compute ₹200/day late filing fees u/s 234E and 1.5% per month penal interest for delayed TDS deposits and statements.
ITR Late Filing Fee Calculator (Section 234F)
Instantly verify whether ₹1,000 or ₹5,000 late fee applies based on taxable income thresholds and filing delay dates.
Advance Tax Shortfall & Interest Calculator
Calculate instalment deferment interest u/s 234C and default interest u/s 234B for advance tax payments.
DSC Token Expiry & Alert Schedule Planner
Plan proactive client notifications across 45d, 30d, 15d, and 7d thresholds to avoid MCA/GST filing blockages.
Turn Reactive Calculations into Proactive Automated Prevention
Rather than calculating interest after the deadline has passed, let CORS dispatch automated WhatsApp reminders and monitor DSC expiries so returns are always filed on time.