Resources
Compliance due dates, document checklists and useful government portals in one place.
Compliance calendar
Key Due Dates
The recurring deadlines most businesses need to track.
Every month
| Due date | What is due |
|---|---|
| 7th | TDS / TCS Deposit tax deducted or collected in the previous month (for March: 30 April). |
| 11th | GST GSTR-1 for monthly filers. |
| 13th | GST IFF (optional) for QRMP taxpayers, for the first two months of a quarter. |
| 15th | PF & ESI PF and ESI contributions and returns for the previous month. |
| 20th | GST GSTR-3B and tax payment for monthly filers. |
| 22nd / 24th | GST GSTR-3B for QRMP taxpayers, after each quarter (22nd for Karnataka). |
| 25th | GST PMT-06 tax payment by QRMP taxpayers for the first two months of a quarter. |
| As per state | Professional Tax PT deducted from salaries, paid as per your state's due date. |
During the year
| Due date | What is due |
|---|---|
| 15 Jun | Income Tax Advance tax: 1st instalment (15%). |
| 31 Jul | Income Tax ITR for individuals not requiring audit (ITR-1 / ITR-2). TDS return for Apr–Jun. |
| 31 Aug | Income Tax ITR for non-audit businesses and professionals (ITR-3 / ITR-4). |
| 15 Sep | Income Tax Advance tax: 2nd instalment (45%). |
| 30 Sep | Income Tax Tax audit report. |
| 31 Oct | Income Tax ITR for audit cases. TDS return for Jul–Sep. |
| 15 Dec | Income Tax Advance tax: 3rd instalment (75%). |
| 31 Dec | GST Annual return GSTR-9 and reconciliation GSTR-9C. |
| 31 Jan | TDS TDS return for Oct–Dec. |
| 15 Mar | Income Tax Advance tax: final instalment (100%). |
| 31 May | TDS TDS return for Jan–Mar. |
Dates are the usual statutory due dates and can change when the government extends a deadline or amends the rules (the new Income-tax Act, 2025 applies from 1 April 2026). Check with us before you file.
Checklists
Documents You Will Need
Keep these ready to speed up your registration.
Private Limited Company Incorporation
- PAN and Aadhaar of all directors and shareholders
- Passport-size photographs
- Latest bank statement or utility bill of each director (address proof)
- Registered office proof: rent agreement or ownership document, plus a recent utility bill
- No-objection certificate from the property owner
- Proposed company names and main business activity
LLP / Partnership Firm Registration
- PAN and Aadhaar of all partners
- Photographs and address proof of partners
- Office address proof with NOC from the owner
- Capital contribution and profit-sharing ratio
- Proposed name and business activity
Proprietorship Setup
- PAN and Aadhaar of the proprietor
- Photograph
- Business address proof (rent agreement or utility bill)
- Bank account details
- Nature of business
GST Registration
- PAN of the business and its promoters
- Aadhaar of promoters / partners / directors
- Proof of business address with NOC (if rented)
- Bank statement or cancelled cheque
- Certificate of incorporation or partnership deed (if applicable)
- Photographs of promoters
Import Export Code (IEC)
- PAN of the business
- Address proof of the business
- Cancelled cheque or bank certificate
- Mobile number and email linked to the applicant
PF & ESI Registration
- PAN and incorporation certificate / deed of the business
- Address proof of the establishment
- Details of employees with Aadhaar and bank accounts
- Digital signature of the authorised signatory
- Date of commencement and employee count
Digital Signature Certificate (DSC)
- PAN and Aadhaar of the applicant
- Photograph
- Mobile number and email for video and OTP verification
MSME / Udyam Registration
- Aadhaar of the proprietor / partner / director
- PAN and GSTIN of the business (where applicable)
- Bank details, business activity (NIC code) and investment & turnover figures
Need help with a deadline?
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