About this tool

Late Fee Calculator

Work out late filing fees for income tax returns under Section 234F, belated returns, GST late fee and interest, and late payment fees on invoices.

Pick the late fee, enter due and actual dates and the amount, and see what is owed. This page brings together 5 separate late fee calculator pages (Belated ITR, Freelance payment tracker, GST, Invoice, ITR late fee (234F)) so you can compare them without hunting for the right one.

How to use Late Fee Calculator

1. 1

   Open Late Fee Calculator on AltFTool — it loads instantly in your browser.

2. 2

   Choose your late fee at the top: Belated ITR, Freelance payment tracker, GST, Invoice and 1 more. On a phone it is a drop-down list.

3. 3

   Fill in the late fee calculator for that late fee; each of the 5 options keeps its own rules, data and defaults.

4. 4

   Read the result, then switch late fee to compare. The page link keeps your late fee (?v=belated-itr), so you can bookmark or share it.

Why use Late Fee Calculator

• All 5 in one place

  Belated ITR, Freelance payment tracker, GST and the rest sit behind one picker, so switching late fee takes a tap instead of a new search.

• Built for each option

  Every late fee keeps its own rules, numbers and defaults rather than one generic template.

• Shareable view

  The link remembers the late fee you picked, so a bookmark or a shared link opens straight on it.

Common use cases

• A salaried filer who missed the 31 July deadline checking whether the ₹5,000 or the ₹1,000 fee applies to their income level.
• Preparing to chase a client who is six weeks late, and needing each unpaid invoice paired with the exact contract clause that permits a late fee
• You filed a monthly GSTR-3B twenty-five days after the 20th and want to know whether the ₹50-a-day fee has already hit the cap for your slab
• Price the interest due on an invoice paid 47 days late under 1.5% per month terms.

Frequently asked questions