| Due Date | Compliance Category | Form / Return | Period / Ending | Description of Compliance |
| June 7, 2026 | Direct Tax | Challan ITNS 281 | May-26 | Payment of TDS/TCS deducted/collected during May 2026. |
| June 11, 2026 | Indirect Tax (GST) | GSTR-1 | May-26 | Monthly return of outward supplies for taxpayers with turnover > ₹5 Crores or those who haven't opted for QRMP scheme. |
| June 13, 2026 | Indirect Tax (GST) | IFF (Invoice Furnishing Facility) | May-26 | Optional filing of outward invoices for QRMP taxpayers (Quarter 1). |
| June 15, 2026 | Direct Tax | Advance Tax | Q1 (FY 2026-27) | First Installment (15%) of Advance Tax for both corporate and non-corporate assessees. |
| June 15, 2026 | Direct Tax | Form 16B / 16C / 16D | Apr-26 | Certificate of TDS for tax deducted under section 194-IA, 194-IB, and 194-M. |
| June 15, 2026 | PF & ESI | ECR Filing | May-26 | Monthly contribution and return filing for Provident Fund (PF) and Electronic State Insurance (ESI). |
| June 20, 2026 | Indirect Tax (GST) | GSTR-3B | May-26 | Monthly summary return and tax payment for regular taxpayers. |
| June 20, 2026 | Indirect Tax (GST) | GSTR-5 & GSTR-5A | May-26 | Return for Non-Resident Foreign Taxpayers and OIDAR service providers. |
| June 25, 2026 | Indirect Tax (GST) | PMT-06 | May-26 | Tax payment challan for QRMP taxpayers for the second month of the quarter. |
| June 30, 2026 | Direct Tax | Form 26QB / 26QC / 26QD | May-26 | Challan-cum-statement for TDS on property sale (194-IA), rent (194-IB), and payment to contractors (194-M). |
| June 30, 2026 | Direct Tax | Form 16 | AY 2026-27 | Crucial Deadline: Issuance of Form 16 (TDS certificate for Salary) to employees for FY 2025-26. |
| June 30, 2026 | Corporate Laws (MCA) | Form PAS-6 | Half-Year ended Mar 31, 2026 | Reconciliation of Share Capital Audit Report (Half-yearly) for unlisted public companies. |
| June 30, 2026 | Corporate Laws (MCA) | Form DPT-3 | FY 2025-26 | Annual Return of Deposits or particulars of transactions not considered as deposit. |
Keep Documents Ready: Gather all bank statements, purchase/sales registers, and expense vouchers by the 5th of the month.
Avoid Last-Minute Rush: Filing GST and TDS returns at least 2 days before the due date prevents portal glitches and late fees.
📍 Agarwal R C & Co. S-40, Express Zone, Malad East, Mumbai - 400 063 | 📧 mail@caagarwalrc.com | 📞 +91 7208358784
Disclaimer: This calendar contains general statutory due dates. Specific extensions by authorities, if any, will be communicated separately.
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