Compliance Calendar – September 2025 (Checklist & Deadlines)

September 2025 Compliance Calendar for Startups, Businesses and Individuals 

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Staying on top of compliance deadlines is crucial for any business. The Treelife Compliance Calendar for September 2025 provides a clear overview of key dates to ensure you meet all your financial and legal obligations. Here are the important filings and payments for the month:

Key Events for September 2025 Compliance

September 7, 2025 (Sunday)

TDS/TCS Deposit for August 2025:

• TDS (Tax Deducted at Source) is income tax that an employer or entity deducts from payments like salaries, commissions, rent, and professional fees. The deducted tax is then deposited with the government.
• TCS (Tax Collected at Source) is the tax collected by a seller from a buyer on specific goods.

September 10, 2025 (Wednesday)

GST Returns (GSTR-7 & GSTR-8) for August 2025:

• GSTR-7 is a monthly return filed by entities that deduct TDS under the GST system. This is primarily for government departments, local authorities, and government agencies.
• GSTR-8 is a monthly return filed by e-commerce operators who collect TCS on behalf of sellers on their platforms.

September 11, 2025 (Thursday)

GSTR-1 Filing (Monthly) for August 2025:

• GSTR-1 is a statement of outward supplies (sales) that all regular registered GST taxpayers must file. It details all sales, including those to registered and unregistered persons.

September 13, 2025 (Saturday)

GSTR-1 IFF, GSTR-5, GSTR-6 Filing for August 2025:

• GSTR-1 IFF (Invoice Furnishing Facility) is an optional facility for taxpayers under the QRMP (Quarterly Return Monthly Payment) scheme. It allows them to upload B2B invoices on a monthly basis to enable their buyers to claim an Input Tax Credit (ITC).
• GSTR-5 is a return for Non-Resident Taxable Persons.
• GSTR-6 is a monthly return filed by an Input Service Distributor (ISD).

September 15, 2025 (Monday)

Issuance of TDS Certificates (Form 16A & 27D) for June-July 2025:

• Form 16A is a TDS certificate for tax deducted on income other than salary, such as professional fees, rent, or interest.
• Form 27D is a TCS certificate for tax collected on the sale of specified goods.

Professional Tax Payment/Return for August 2025:

• Professional Tax is a state-level tax on income earned by salaried employees and professionals. The rates and due dates vary by state.

PF & ESI Payments/Return for August 2025:

• Provident Fund (PF) and Employee State Insurance (ESI) are social security schemes for employees. Both employers and employees contribute to these funds. PF is a retirement savings scheme, while ESI provides medical benefits.

September 20, 2025 (Saturday)

GSTR-3B Filing (Monthly) for August 2025:

• GSTR-3B is a simplified summary return filed by regular taxpayers to declare their GST liabilities and settle their tax payments. It provides a consolidated view of outward supplies, input tax credit, and tax liabilities.

GSTR-5A Filing for August 2025:

• GSTR-5A is a return for Online Information and Database Access or Retrieval (OIDAR) service providers.

September 29, 2025 (Monday)

Furnishing Challan-cum-Statement for TDS u/s 194-IA, 194-IB, 194M, 194S for August 2025:

• This refers to the submission of specific forms for TDS on certain transactions:
  • Form 26QB (Section 194-IA): TDS on the sale of immovable property.
  • Form 26QC (Section 194-IB): TDS on rent payments.
  • Form 26QD (Section 194M): TDS on payments made to contractors and professionals by individuals or Hindu Undivided Families (HUFs) for personal use.
  • Form 26QE (Section 194S): TDS on virtual digital assets.

September 30, 2025 (Tuesday)

DIR-3 KYC / DIR-3 KYC (Web):

• DIR-3 KYC is a form that every director or designated partner with a Director Identification Number (DIN) or Designated Partner Identification Number (DPIN) must file to update their KYC (Know Your Customer) information with the Ministry of Corporate Affairs (MCA).

Annual General Meeting (AGM) & FLA Form:

• Annual General Meeting (AGM): Companies are required to hold their AGM to approve and adopt their Audited Financial Statements for the fiscal year.
• FLA (Foreign Liabilities and Assets) Form: This annual return must be filed by companies that have received Foreign Direct Investment (FDI) or made overseas investments in any previous year.

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Need Assistance?

Navigating compliance can be complex. If you have any queries or require assistance with your September 2025 compliances, don’t hesitate to contact Treelife:

• Phone: +91 22 68525768 | +91 9930156000
• Email: support@treelife.in
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