10 Jun 26 Monthly Return by Tax Deductors for May.

10 Jun 26 Monthly Return by e-commerce operators for May.

11 Jun 26 Monthly Return of Outward Supplies for May.

13 Jun 26 Monthly Return by Non-resident taxable person for May.

13 Jun 26 Monthly Return of Input Service Distributor for May.

13 Jun 26 Optional Upload of B2B invoices, Dr/Cr notes for May under QRMP scheme.

14 Jun 26 Free update of Aadhar. Update and upload your Proof of Identity & Proof of Address documents.

14 Jun 26 Issue of TDS Certificate for tax deducted u/s 194-IA on payment made for purchase of property in April.

14 Jun 26 Issue of TDS Certificate for tax deducted on rent above 50,000 pm by certain individuals/HUF under Section 194-IB where lease has terminated in April.

14 Jun 26 Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in April.

14 Jun 26 Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in April.

15 Jun 26 E-Payment of PF for May.

15 Jun 26 Payment of ESI for May

15 Jun 26 Deposit of First Instalment of Advance Tax (15%) by all assessees (other than 44AD & 44ADAD cases).

15 Jun 26 Issue of Salary TDS Certificates for FY 25-26.

15 Jun 26 Issue of other TDS Certificates for Q4 of FY 25-26.

15 Jun 26 Details of Deposit of TDS/TCS of May by book entry by an office of the Government.

20 Jun 26 Monthly Return by persons outside India providing online information and data base access or retrieval services, for May.

20 Jun 26 Add/amend particulars (other than GSTIN) in GSTR-1 of May. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B.

20 Jun 26 Summary Return cum Payment of Tax for May by Monthly filers. (other than QRMP).

25 Jun 26 Deposit of GST of May under QRMP scheme.

28 Jun 26 Return for May by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them.

29 Jun 26 Return of Statutory Compliances within 90 days from the close of the first financial year after its incorporation and where applicable,the second financial year.

30 Jun 26 Annual Return of Deposits by Companies other than NBFCs for FY 25-26.

30 Jun 26 "Director’s Disclosure of Interest and Non-disqualification by Companies. Discloses Director’s interest in the Companies, Firms, Body Corporates and Association of Individuals. "

30 Jun 26 "Yearly Disclosure of Non- Disqualification by Directors of all companies. Discloses Director’s interest only in Companies. "

30 Jun 26 Holding of Board Meeting by Companies for Q1 .

30 Jun 26 Online annual updation of IEC details . If no changes, confirm same online. Else IEC will be deactivated.

30 Jun 26 Summary of Outward & Inward supplies for FY 25-26 by Composition taxpayer.

30 Jun 26 Quarterly return of non-deduction at source by banks from interest on time deposit for January-March quarter.

30 Jun 26 Deposit of TDS u/s 194-IA on payment made for purchase of property in May.

30 Jun 26 Deposit of TDS u/s 194-IB @ 5% on total payment of Rent more than 50,000 pm by individual or HUF (not liable to tax audit) during FY 25-26, where lease has terminated in May. (Else TDS is to be deposited on annual basis by 30 April of next year.)

30 Jun 26 Deposit of TDS on certain payments made by individual/HUF u/s 194M for May.

30 Jun 26 Deposit of TDS on Virtual Digital Assets u/s 194S for May.

30 Jun 26 Deposit of TDS on Virtual Digital Assets u/s 194S for May.

30 Jun 26 Annual Return of Securities Transaction Tax by Listed Cos/Mutual Funds for FY 2025-26 .