GST calculator

Interest payable

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Days of delay

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Tax plus interest

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Interest at 18% a year runs from the day after the due date to the date of payment. Late fees for returns are separate.

Late fee payable

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Days late

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Rate

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Maximum for this return

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CGST share

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SGST share

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Late fee is paid in cash and cannot be set off against input tax credit. GSTR-9 caps are a percentage of turnover in the state.