Important dates in May 2026 for compliance under the Goods and Services Tax (GST).
| Due Dates | GSTR Form/Description | Period |
| 10.05.2026 | GSTR – 7: Summary of Tax Deducted at Source (TDS) and deposited under GST laws | April 2026 |
| 10.05.2026 | GSTR – 8: Summary of Tax Collected at Source (TCS) and deposited by e-commerce operators under GST laws | April 2026 |
| 11.05.2026 | GSTR – 1: GST Filing of monthly Statement of Outward Supplies by a registered person with aggregate turnover exceeding INR 5 Crores during the preceding financial year or any registered person has opted to file a monthly return. | April 2026 |
| 13.05.2026 | GSTR – 1 IFF: Details of B2B Supply of a registered person with turnover less than INR 5 Crores during the preceding year and who has opted for quarterly filing of return under QRMP. | April 2026 |
| 13.05.2026 | GSTR – 6: Details of Input Tax Credit (ITC) received and distributed by an Input Service Distributors (ISD). | April 2026 |
| 13.05.2026 | GSTR – 5: Summary of outward taxable supplies and tax payable by a non-resident taxable person. | April 2026 |
| 20.05.2026 | GSTR – 5A: Summary of outward taxable supplies and tax payable by a person supplying OIDAR services. | April 2026 |
| 20.05.2026 | GSTR – 3B: GST Filing of returns by a registered person with aggregate turnover exceeding INR 5 Crores during the preceding financial year. | April 2026 |
| 25.05.2026 | PMT – 06: Payment of GST by Registered person opted to file return under QRMP Scheme. | April 2026 |
| 28.05.2026 | GSTR – 11: Statement of inward supplies received by persons having Unique Identification Number (UIN) | April 2026 |
For a complete Compliance Calendar in PDF Click Here
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