| 01/08/2026 | Goods and Services Tax | - | Mandatory capture of the "Ship To GSTIN" in Bill-to/Ship-to transactions and the Voluntary Closure of E-Way Bill functionality. |
| 07/08/2026 | Income Tax | Challan No. ITNS-281 | "Payment of TDS/TCS of July. In case of government offices where TDS/TCS is paid by book entry, same shall be paid on the same day on which tax is deducted or collected. " |
| 07/08/2026 | Income Tax | Form 127 (27C) Part B | "E-filing details of declarations received in July, from buyers for non-deduction of TCS at income tax efiling portal with TAN login. " |
| 07/08/2026 | FEMA | ECB-2 | Return of External Commercial Borrowings for July. |
| 10/08/2026 | Goods and Services Tax | GSTR-7 | Monthly Return by Tax Deductors for July. |
| 10/08/2026 | Goods and Services Tax | GSTR-8 | Monthly Return by e-commerce operators for July. |
| 11/08/2026 | Goods and Services Tax | GSTR-1 | Monthly Return of Outward Supplies for July. |
| 13/08/2026 | Goods and Services Tax | GSTR-6 | Monthly Return of Input Service Distributor for July. |
| 13/08/2026 | Goods and Services Tax | IFF | Optional Upload of B2B invoices, Dr/Cr notes under QRMP scheme for July. |
| 13/08/2026 | Goods and Services Tax | GSTR-5 | Monthly Return by Non-resident taxable person for July. |
| 14/08/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | Issue of TDS Certificate for TDS deducted on Purchase of Property in June. |
| 14/08/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | 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 June. |
| 14/08/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | Issue of TDS Certificate for tax deducted on certain payments by individual/HUF in June. |
| 14/08/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | Issue of TDS Certificate for tax deducted on Virtual Digital Assets in June. |
| 15/08/2026 | Income Tax | Form 131 (16A) | Issue of TDS certificates for Q1 of TY 2026-27. |
| 15/08/2026 | Income Tax | Form 133 (27D) | Issue of TCS certificates for Q1 of TY 2026-27. |
| 15/08/2026 | Income Tax | Form 137 (Form 24G) | Details of Deposit of TDS/TCS of July by book entry by an office of the Government. |
| 15/08/2026 | Provident Fund | Electronic Challan cum Return (ECR) | E-Payment of PF for July. |
| 15/08/2026 | ESI | ESI Challan | Payment of ESI for July |
| 20/08/2026 | Goods and Services Tax | GSTR-1A | To add/amend particulars (other than GSTIN) in GSTR-1 of July. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B. If incorrect values are auto-populated in Table 3.2 of GSTR-3B, correct the values by making amendments through Form GSTR-1A . |
| 20/08/2026 | Goods and Services Tax | GSTR-3B | Summary Return cum Payment of Tax for July by Monthly filers. (other than QRMP). Auto-populated values in Table 3.2 of GSTR-3B for inter-state supplies made to unregistered persons, composition taxpayers, and UIN holders are now non-editable. |
| 20/08/2026 | Goods and Services Tax | GSTR-5A | Monthly Return by persons outside India providing online information and data base access or retrieval services, for July. |
| 25/08/2026 | Goods and Services Tax | PMT-06 | Deposit of GST under QRMP scheme for July . |
| 28/08/2026 | Goods and Services Tax | GSTR-11 | Return for July by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them. |
| 30/08/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE, 26QF) | Deposit of TDS on payment made for purchase of property in July. |
| 30/08/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE, 26QF) | Deposit of TDS @ 5% on total payment of Rent more than 50,000 pm by individual or HUF (not liable to tax audit) during FY 24-25, where lease has terminated in July. (Else TDS is to be deposited on annual basis by 30 April of next year.) |
| 30/08/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE, 26QF) | Deposit of TDS on certain payments made by individual/HUF for July. |
| 30/08/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE, 26QF) | Deposit of TDS on Virtual Digital Assets for July. |
| 31/08/2026 | Income Tax | Form 9A | Application for exercising option under Explanation to section 11(1) to apply income of previous year in the next year or in future, if ITR due date is October 31. |
| 31/08/2026 | Income Tax | Form 10 | Statement in to be furnished to accumulate income for future application u/s 10(21) or 11(1), if ITR due date is October 31. |
| 31/08/2026 | Companies Act | - | Regularise pending MCA annual filings under CCFS 2026 Scheme without penalty but at concessional fees. Parallel route for inactive or defunct companies to opt for dormancy or strike-off. |
| 31/08/2026 | Income Tax | Form 10-IEA | Exercise option to opt for old regime for AY 26-27 if due date is 31 Aug. |
| 31/08/2026 | Income Tax | ITR forms | Filing ITR by business assessees without audit for AY 26-27. |