Fill in the fields below to calculate interest on tax defaults

Financial Year

Total Tax Liability (Including Cess)

₹

Total income tax + cess payable for the financial year

TDS Already Deducted

₹

TDS deducted from salary, interest, etc.

Return Filing Date Number of months delay from the due date (31st July / 31st October)

Advance Tax Already Paid

₹

Total advance tax paid during the financial year

Date of Payment (for 234B) Month when the shortfall was paid (approx)

Q1 (15th June) — 15% Paid

₹

Q2 (15th September) — 45% Paid

₹

Q3 (15th December) — 75% Paid

₹

Q4 (15th March) — 100% Paid

₹

Enter your tax details and click "Calculate Interest" to see the interest break-up under Sections 234A, 234B, and 234C.

Section 234A — Late filing interest Section 234B — Default interest Section 234C — Deferment interest Total interest payable

Interest is calculated on the outstanding tax amount

Interest is calculated from the due date till the date of payment

Tax Interest Calculator