Meta Pixel tracking image
Section 50 and Section 47 Tool

GST Interest Calculator

Estimate interest on delayed GST tax payment and separate late-fee liability. Interest is generally simple interest under Section 50, while late fees are governed by Section 47 and may vary by return type and notifications.

gst-interest-calculator

Input Details

Rs.
%
Rs.
Rs.

Please enter valid non-negative values for all inputs.

Assumption Note: Regular non-Nil returns commonly use 18% interest and Rs. 50 per day late fee. Nil return late fee is commonly Rs. 20 per day. Caps and waivers can vary.

Liability Breakdown

Total Payable

Rs. 1,02,979.45

Interest Under Section 50

Rs. 1,479.45

Late Fee Under Section 47

Rs. 1,500.00

Delay Period

30 Days

Rate Applied

18% p.a.

Payment Composition

Tax: Rs. 1,00,000.00
Tax (97.1%) Interest (1.4%) Late Fee (1.5%)

Calculation Logic

Interest = Tax Amount x Interest Rate x Delay Days / 36500

Late Fee = Delay Days x Late Fee Per Day, capped by Maximum Late-Fee Limit

Total Payable = Tax Amount + Interest + Late Fee

Section 50

Interest is generally calculated as simple interest for the delay period.

Section 47

Late fee is separate and depends on return type and applicable notifications.

Editable Caps

Change rates, daily fee, and maximum limit when waivers or caps apply.