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Due date Chart for the month of September 2025

07/09/2025

Due date for deposit of Tax deducted/collected for the month of August 2025.

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10/09/2025

Due date for filing GSTR-8 for E-commerce operator for Tax Collected at Source (TCS) collected for the month of August 2025.

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10/09/2025

Due date to file GSTR-7 for Tax Deducted at Source (TDS) and deposited under GST for the month of August 2025.

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11/09/2025

Due date to file GSTR 1 for the period of August 2025 for the Taxpayers who opted for monthly filing.

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13/09/2025

Due date to file monthly Return of Input Service Distributor (ISD) GSTR-6.

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13/09/2025

Due date for filing IFF (Invoice Furnishing Facility) for August 2025 under the Quarterly Return Monthly Payment (QRMP) scheme.

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13/09/2025

Every Non-resident taxable person file Monthly GSTR-5 Return for the month of August 2025.

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14/09/2025

Due date for issue of TDS Certificate for tax deducted under section 194-IA, 194-IB, 194M, 194S in the month of July, 2025.

15/09/2025

Due date for filing income tax returns for Individuals, Association of Persons (AOPs), Trusts, Limited Liability Partnerships (LLPs) and Firms, where audit is not applicable .

15/09/2025

Due date for payment of Second Installment of Advance Tax.

15/09/2025

Payment of PF and ESIC for the month of August 2025.

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20/09/2025

Due date to file GSTR-3B for the month of August 2025 for the Taxpayers who opted for monthly filing.

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25/09/2025

Due date for payment of tax liability by the person opting for under QRMP – via form GST PMT–06 for August 2025.

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27/09/2025

Due date for filing Financial Statements by One Person Company.

30/09/2025

Due date for Form DIR-3 for Director’s KYC.

30/09/2025

Due date to hold Annual General Meeting (AGM) of companies.

30/09/2025

Due date for filing Foreign Liabilities and Assets (FLA) return on basis of Audited Financial Statements.

30/09/2025

Due date for filing the Tax Audit Report, where Transfer Pricing audit is not applicable.

30/09/2025

Due date for furnishing of challan-cum-statement in respect of tax deducted under section 194-IA, 194-IB, 194M, 194S in the month of August, 2025.

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Important Update

Note: The above due dates can be changed by authorities or if any correction is needed at our end. Therefore, it is advisable for readers to follow our social media handles for real-time updates or follow us on our Telegram Channel.

The above due date list is not exhaustive, it is designed for our clientele hence we might have excluded few compliances due dates that are not relevant for them or in general. In case you need to enquire about any due date, please feel free to reach us.

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