BEGIN:VCALENDAR VERSION:2.0 PRODID:-//1936 AI//GST and TDS due dates 2026-27//EN X-WR-CALNAME:GST and TDS due dates 2026-27 (1936 AI) X-WR-TIMEZONE:Asia/Kolkata BEGIN:VEVENT SUMMARY:GSTR-1 for March (monthly filers) DTSTART;VALUE=DATE:20260411 DTEND;VALUE=DATE:20260412 DTSTAMP:20261020T000000Z UID:2026-04-11-0@1936ai.com DESCRIPTION:File GSTR-1\, sales for March. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensi ons. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026 -27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for March (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for March generated DTSTART;VALUE=DATE:20260414 DTEND;VALUE=DATE:20260415 DTSTAMP:20261020T000000Z UID:2026-04-14-1@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for March generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for March (monthly filers) DTSTART;VALUE=DATE:20260420 DTEND;VALUE=DATE:20260421 DTSTAMP:20261020T000000Z UID:2026-04-20-2@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for March. Source: GST portal (gst.go v.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for ex tensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates -2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for March (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for April DTSTART;VALUE=DATE:20260507 DTEND;VALUE=DATE:20260508 DTSTAMP:20261020T000000Z UID:2026-05-07-3@1936ai.com DESCRIPTION:Deposit TDS deducted in April by the 7th. Source: Income Tax D epartment (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; che ck for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds- due-dates-2026-27 (last checked 20 October 2026). General information\, no t advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for April TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for April (monthly filers) DTSTART;VALUE=DATE:20260511 DTEND;VALUE=DATE:20260512 DTSTAMP:20261020T000000Z UID:2026-05-11-4@1936ai.com DESCRIPTION:File GSTR-1\, sales for April. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensi ons. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026 -27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for April (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for April generated DTSTART;VALUE=DATE:20260514 DTEND;VALUE=DATE:20260515 DTSTAMP:20261020T000000Z UID:2026-05-14-5@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for April generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for April (monthly filers) DTSTART;VALUE=DATE:20260520 DTEND;VALUE=DATE:20260521 DTSTAMP:20261020T000000Z UID:2026-05-20-6@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for April. Source: GST portal (gst.go v.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for ex tensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates -2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for April (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for May DTSTART;VALUE=DATE:20260607 DTEND;VALUE=DATE:20260608 DTSTAMP:20261020T000000Z UID:2026-06-07-7@1936ai.com DESCRIPTION:Deposit TDS deducted in May by the 7th. Source: Income Tax Dep artment (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-du e-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for May TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for May (monthly filers) DTSTART;VALUE=DATE:20260611 DTEND;VALUE=DATE:20260612 DTSTAMP:20261020T000000Z UID:2026-06-11-8@1936ai.com DESCRIPTION:File GSTR-1\, sales for May. Source: GST portal (gst.gov.in) a nd CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extension s. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-2 7 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for May (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for May generated DTSTART;VALUE=DATE:20260614 DTEND;VALUE=DATE:20260615 DTSTAMP:20261020T000000Z UID:2026-06-14-9@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for May generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Advance tax: first instalment (15%) DTSTART;VALUE=DATE:20260615 DTEND;VALUE=DATE:20260616 DTSTAMP:20261020T000000Z UID:2026-06-15-10@1936ai.com DESCRIPTION:Cumulative 15% of the year's tax\, if the company expects to o we ₹10\,000 or more. Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 193 6 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Advance tax: first instalment (15%) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Form 16 to employees for 2025-26 DTSTART;VALUE=DATE:20260615 DTEND;VALUE=DATE:20260616 DTSTAMP:20261020T000000Z UID:2026-06-15-11@1936ai.com DESCRIPTION:Issued under the old Act\, since that year ended before the ch ange. Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https: //1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026) . General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Form 16 to employees for 2025-26 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for May (monthly filers) DTSTART;VALUE=DATE:20260620 DTEND;VALUE=DATE:20260621 DTSTAMP:20261020T000000Z UID:2026-06-20-12@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for May. Source: GST portal (gst.gov. in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for exte nsions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2 026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for May (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:DPT-3: return of deposits and outstanding loans DTSTART;VALUE=DATE:20260630 DTEND;VALUE=DATE:20260701 DTSTAMP:20261020T000000Z UID:2026-06-30-13@1936ai.com DESCRIPTION:Yearly return with the Registrar of Companies (MCA). From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last chec ked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: DPT-3: return of deposits and outstanding loans TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for June DTSTART;VALUE=DATE:20260707 DTEND;VALUE=DATE:20260708 DTSTAMP:20261020T000000Z UID:2026-07-07-14@1936ai.com DESCRIPTION:Deposit TDS deducted in June by the 7th. Source: Income Tax De partment (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; chec k for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-d ue-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for June TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for June (monthly filers) DTSTART;VALUE=DATE:20260711 DTEND;VALUE=DATE:20260712 DTSTAMP:20261020T000000Z UID:2026-07-11-15@1936ai.com DESCRIPTION:File GSTR-1\, sales for June. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensio ns. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026- 27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for June (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for June generated DTSTART;VALUE=DATE:20260714 DTEND;VALUE=DATE:20260715 DTSTAMP:20261020T000000Z UID:2026-07-14-16@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for June generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for June (monthly filers) DTSTART;VALUE=DATE:20260720 DTEND;VALUE=DATE:20260721 DTSTAMP:20261020T000000Z UID:2026-07-20-17@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for June. Source: GST portal (gst.gov .in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for ext ensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates- 2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for June (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS returns for Q1 (April to June 2026) DTSTART;VALUE=DATE:20260731 DTEND;VALUE=DATE:20260801 DTSTAMP:20261020T000000Z UID:2026-07-31-18@1936ai.com DESCRIPTION:Form 138 (salary\, was 24Q)\, Form 140 (other residents\, was 26Q)\, Form 144 (non-residents\, was 27Q). Late return: ₹200 a day. Sour ce: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Stat utory date\; check for extensions. From the 1936 AI blog: https://1936ai.c om/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS returns for Q1 (April to June 2026) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for July DTSTART;VALUE=DATE:20260807 DTEND;VALUE=DATE:20260808 DTSTAMP:20261020T000000Z UID:2026-08-07-19@1936ai.com DESCRIPTION:Deposit TDS deducted in July by the 7th. Source: Income Tax De partment (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; chec k for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-d ue-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for July TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for July (monthly filers) DTSTART;VALUE=DATE:20260811 DTEND;VALUE=DATE:20260812 DTSTAMP:20261020T000000Z UID:2026-08-11-20@1936ai.com DESCRIPTION:File GSTR-1\, sales for July. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensio ns. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026- 27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for July (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for July generated DTSTART;VALUE=DATE:20260814 DTEND;VALUE=DATE:20260815 DTSTAMP:20261020T000000Z UID:2026-08-14-21@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for July generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS certificates (Form 131) for Q1 DTSTART;VALUE=DATE:20260815 DTEND;VALUE=DATE:20260816 DTSTAMP:20261020T000000Z UID:2026-08-15-22@1936ai.com DESCRIPTION:Form 131 replaced Form 16A. Source: Income Tax Department (inc ometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensi ons. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026 -27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS certificates (Form 131) for Q1 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for July (monthly filers) DTSTART;VALUE=DATE:20260820 DTEND;VALUE=DATE:20260821 DTSTAMP:20261020T000000Z UID:2026-08-20-23@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for July. Source: GST portal (gst.gov .in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for ext ensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates- 2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for July (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for August DTSTART;VALUE=DATE:20260907 DTEND;VALUE=DATE:20260908 DTSTAMP:20261020T000000Z UID:2026-09-07-24@1936ai.com DESCRIPTION:Deposit TDS deducted in August by the 7th. Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; ch eck for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds -due-dates-2026-27 (last checked 20 October 2026). General information\, n ot advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for August TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for August (monthly filers) DTSTART;VALUE=DATE:20260911 DTEND;VALUE=DATE:20260912 DTSTAMP:20261020T000000Z UID:2026-09-11-25@1936ai.com DESCRIPTION:File GSTR-1\, sales for August. Source: GST portal (gst.gov.in ) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extens ions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-202 6-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for August (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for August generated DTSTART;VALUE=DATE:20260914 DTEND;VALUE=DATE:20260915 DTSTAMP:20261020T000000Z UID:2026-09-14-26@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for August generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Advance tax: second instalment (45%) DTSTART;VALUE=DATE:20260915 DTEND;VALUE=DATE:20260916 DTSTAMP:20261020T000000Z UID:2026-09-15-27@1936ai.com DESCRIPTION:Cumulative 45% of the year's tax. Source: Income Tax Departmen t (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for e xtensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-date s-2026-27 (last checked 20 October 2026). General information\, not advice . TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Advance tax: second instalment (45%) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for August (monthly filers) DTSTART;VALUE=DATE:20260920 DTEND;VALUE=DATE:20260921 DTSTAMP:20261020T000000Z UID:2026-09-20-28@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for August. Source: GST portal (gst.g ov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for e xtensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-date s-2026-27 (last checked 20 October 2026). General information\, not advice . TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for August (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for September DTSTART;VALUE=DATE:20261007 DTEND;VALUE=DATE:20261008 DTSTAMP:20261020T000000Z UID:2026-10-07-29@1936ai.com DESCRIPTION:Deposit TDS deducted in September by the 7th. Source: Income T ax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst- tds-due-dates-2026-27 (last checked 20 October 2026). General information \, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for September TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for September (monthly filers) DTSTART;VALUE=DATE:20261011 DTEND;VALUE=DATE:20261012 DTSTAMP:20261020T000000Z UID:2026-10-11-30@1936ai.com DESCRIPTION:File GSTR-1\, sales for September. Source: GST portal (gst.gov .in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for ext ensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates- 2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for September (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for September generated DTSTART;VALUE=DATE:20261014 DTEND;VALUE=DATE:20261015 DTSTAMP:20261020T000000Z UID:2026-10-14-31@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for September generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for September (monthly filers) DTSTART;VALUE=DATE:20261020 DTEND;VALUE=DATE:20261021 DTSTAMP:20261020T000000Z UID:2026-10-20-32@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for September. Source: GST portal (gs t.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal fo r extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-d ates-2026-27 (last checked 20 October 2026). General information\, not adv ice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for September (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS returns for Q2 (July to September 2026) DTSTART;VALUE=DATE:20261031 DTEND;VALUE=DATE:20261101 DTSTAMP:20261020T000000Z UID:2026-10-31-33@1936ai.com DESCRIPTION:Forms 138\, 140\, 144. Late return: ₹200 a day. Source: Inco me Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory da te\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/ gst-tds-due-dates-2026-27 (last checked 20 October 2026). General informat ion\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS returns for Q2 (July to September 2026) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Company income tax return for 2025-26 (statutory date) DTSTART;VALUE=DATE:20261031 DTEND;VALUE=DATE:20261101 DTSTAMP:20261020T000000Z UID:2026-10-31-34@1936ai.com DESCRIPTION:Extended to 21 November 2026 for audit cases this year. Source : Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statut ory date\; check for extensions. From the 1936 AI blog: https://1936ai.com /blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General in formation\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Company income tax return for 2025-26 (statutor y date) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for October DTSTART;VALUE=DATE:20261107 DTEND;VALUE=DATE:20261108 DTSTAMP:20261020T000000Z UID:2026-11-07-35@1936ai.com DESCRIPTION:Deposit TDS deducted in October by the 7th. Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; c heck for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-td s-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for October TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for October (monthly filers) DTSTART;VALUE=DATE:20261111 DTEND;VALUE=DATE:20261112 DTSTAMP:20261020T000000Z UID:2026-11-11-36@1936ai.com DESCRIPTION:File GSTR-1\, sales for October. Source: GST portal (gst.gov.i n) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for exten sions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-20 26-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for October (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for October generated DTSTART;VALUE=DATE:20261114 DTEND;VALUE=DATE:20261115 DTSTAMP:20261020T000000Z UID:2026-11-14-37@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for October generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS certificates (Form 131) for Q2 DTSTART;VALUE=DATE:20261115 DTEND;VALUE=DATE:20261116 DTSTAMP:20261020T000000Z UID:2026-11-15-38@1936ai.com DESCRIPTION:Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS certificates (Form 131) for Q2 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for October (monthly filers) DTSTART;VALUE=DATE:20261120 DTEND;VALUE=DATE:20261121 DTSTAMP:20261020T000000Z UID:2026-11-20-39@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for October. Source: GST portal (gst. gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dat es-2026-27 (last checked 20 October 2026). General information\, not advic e. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for October (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Company income tax return for 2025-26\, extended date for audit ca ses DTSTART;VALUE=DATE:20261121 DTEND;VALUE=DATE:20261122 DTSTAMP:20261020T000000Z UID:2026-11-21-40@1936ai.com DESCRIPTION:CBDT extension for audit cases. Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for ext ensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates- 2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Company income tax return for 2025-26\, extende d date for audit cases TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for November DTSTART;VALUE=DATE:20261207 DTEND;VALUE=DATE:20261208 DTSTAMP:20261020T000000Z UID:2026-12-07-41@1936ai.com DESCRIPTION:Deposit TDS deducted in November by the 7th. Source: Income Ta x Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-t ds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for November TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for November (monthly filers) DTSTART;VALUE=DATE:20261211 DTEND;VALUE=DATE:20261212 DTSTAMP:20261020T000000Z UID:2026-12-11-42@1936ai.com DESCRIPTION:File GSTR-1\, sales for November. Source: GST portal (gst.gov. in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for exte nsions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2 026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for November (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for November generated DTSTART;VALUE=DATE:20261214 DTEND;VALUE=DATE:20261215 DTSTAMP:20261020T000000Z UID:2026-12-14-43@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for November generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Advance tax: third instalment (75%) DTSTART;VALUE=DATE:20261215 DTEND;VALUE=DATE:20261216 DTSTAMP:20261020T000000Z UID:2026-12-15-44@1936ai.com DESCRIPTION:Cumulative 75% of the year's tax. Source: Income Tax Departmen t (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for e xtensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-date s-2026-27 (last checked 20 October 2026). General information\, not advice . TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Advance tax: third instalment (75%) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for November (monthly filers) DTSTART;VALUE=DATE:20261220 DTEND;VALUE=DATE:20261221 DTSTAMP:20261020T000000Z UID:2026-12-20-45@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for November. Source: GST portal (gst .gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-da tes-2026-27 (last checked 20 October 2026). General information\, not advi ce. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for November (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-9 annual return and GSTR-9C for 2025-26 DTSTART;VALUE=DATE:20261231 DTEND;VALUE=DATE:20270101 DTSTAMP:20261020T000000Z UID:2026-12-31-46@1936ai.com DESCRIPTION:GSTR-9 optional below ₹2 crore turnover\; GSTR-9C needed abo ve ₹5 crore. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-9 annual return and GSTR-9C for 2025-26 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for December DTSTART;VALUE=DATE:20270107 DTEND;VALUE=DATE:20270108 DTSTAMP:20261020T000000Z UID:2027-01-07-47@1936ai.com DESCRIPTION:Deposit TDS deducted in December by the 7th. Source: Income Ta x Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-t ds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for December TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for December (monthly filers) DTSTART;VALUE=DATE:20270111 DTEND;VALUE=DATE:20270112 DTSTAMP:20261020T000000Z UID:2027-01-11-48@1936ai.com DESCRIPTION:File GSTR-1\, sales for December. Source: GST portal (gst.gov. in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for exte nsions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2 026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for December (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for December generated DTSTART;VALUE=DATE:20270114 DTEND;VALUE=DATE:20270115 DTSTAMP:20261020T000000Z UID:2027-01-14-49@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for December generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for December (monthly filers) DTSTART;VALUE=DATE:20270120 DTEND;VALUE=DATE:20270121 DTSTAMP:20261020T000000Z UID:2027-01-20-50@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for December. Source: GST portal (gst .gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-da tes-2026-27 (last checked 20 October 2026). General information\, not advi ce. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for December (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS returns for Q3 (October to December 2026) DTSTART;VALUE=DATE:20270131 DTEND;VALUE=DATE:20270201 DTSTAMP:20261020T000000Z UID:2027-01-31-51@1936ai.com DESCRIPTION:Forms 138\, 140\, 144. Late return: ₹200 a day. Source: Inco me Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory da te\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/ gst-tds-due-dates-2026-27 (last checked 20 October 2026). General informat ion\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS returns for Q3 (October to December 2026) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for January DTSTART;VALUE=DATE:20270207 DTEND;VALUE=DATE:20270208 DTSTAMP:20261020T000000Z UID:2027-02-07-52@1936ai.com DESCRIPTION:Deposit TDS deducted in January by the 7th. Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; c heck for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-td s-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for January TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for January (monthly filers) DTSTART;VALUE=DATE:20270211 DTEND;VALUE=DATE:20270212 DTSTAMP:20261020T000000Z UID:2027-02-11-53@1936ai.com DESCRIPTION:File GSTR-1\, sales for January. Source: GST portal (gst.gov.i n) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for exten sions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-20 26-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for January (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for January generated DTSTART;VALUE=DATE:20270214 DTEND;VALUE=DATE:20270215 DTSTAMP:20261020T000000Z UID:2027-02-14-54@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for January generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS certificates (Form 131) for Q3 DTSTART;VALUE=DATE:20270215 DTEND;VALUE=DATE:20270216 DTSTAMP:20261020T000000Z UID:2027-02-15-55@1936ai.com DESCRIPTION:Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS certificates (Form 131) for Q3 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for January (monthly filers) DTSTART;VALUE=DATE:20270220 DTEND;VALUE=DATE:20270221 DTSTAMP:20261020T000000Z UID:2027-02-20-56@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for January. Source: GST portal (gst. gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dat es-2026-27 (last checked 20 October 2026). General information\, not advic e. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for January (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for February DTSTART;VALUE=DATE:20270307 DTEND;VALUE=DATE:20270308 DTSTAMP:20261020T000000Z UID:2027-03-07-57@1936ai.com DESCRIPTION:Deposit TDS deducted in February by the 7th. Source: Income Ta x Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-t ds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for February TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-1 for February (monthly filers) DTSTART;VALUE=DATE:20270311 DTEND;VALUE=DATE:20270312 DTSTAMP:20261020T000000Z UID:2027-03-11-58@1936ai.com DESCRIPTION:File GSTR-1\, sales for February. Source: GST portal (gst.gov. in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for exte nsions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2 026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-1 for February (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-2B for February generated DTSTART;VALUE=DATE:20270314 DTEND;VALUE=DATE:20270315 DTSTAMP:20261020T000000Z UID:2027-03-14-59@1936ai.com DESCRIPTION:Read-only statement of input credit. Check purchases before fi ling GSTR-3B. Source: GST portal (gst.gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: h ttps://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-2B for February generated TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Advance tax: final instalment (100%) DTSTART;VALUE=DATE:20270315 DTEND;VALUE=DATE:20270316 DTSTAMP:20261020T000000Z UID:2027-03-15-60@1936ai.com DESCRIPTION:Cumulative 100% of the year's tax. Source: Income Tax Departme nt (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dat es-2026-27 (last checked 20 October 2026). General information\, not advic e. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Advance tax: final instalment (100%) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:GSTR-3B for February (monthly filers) DTSTART;VALUE=DATE:20270320 DTEND;VALUE=DATE:20270321 DTSTAMP:20261020T000000Z UID:2027-03-20-61@1936ai.com DESCRIPTION:File GSTR-3B and pay tax for February. Source: GST portal (gst .gov.in) and CBIC (cbic-gst.gov.in). Statutory date\; check the portal for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-da tes-2026-27 (last checked 20 October 2026). General information\, not advi ce. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: GSTR-3B for February (monthly filers) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS deposit for March 2027 DTSTART;VALUE=DATE:20270430 DTEND;VALUE=DATE:20270501 DTSTAMP:20261020T000000Z UID:2027-04-30-62@1936ai.com DESCRIPTION:TDS deducted in March is due by 30 April. Source: Income Tax D epartment (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; che ck for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds- due-dates-2026-27 (last checked 20 October 2026). General information\, no t advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS deposit for March 2027 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TCS return (Form 143\, was 27EQ) for Q4 DTSTART;VALUE=DATE:20270515 DTEND;VALUE=DATE:20270516 DTSTAMP:20261020T000000Z UID:2027-05-15-63@1936ai.com DESCRIPTION:Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TCS return (Form 143\, was 27EQ) for Q4 TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:TDS returns for Q4 (January to March 2027) DTSTART;VALUE=DATE:20270531 DTEND;VALUE=DATE:20270601 DTSTAMP:20261020T000000Z UID:2027-05-31-64@1936ai.com DESCRIPTION:Forms 138\, 140\, 144. Source: Income Tax Department (incometa x.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 ( last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: TDS returns for Q4 (January to March 2027) TRIGGER:-P3D END:VALARM END:VEVENT BEGIN:VEVENT SUMMARY:Form 130 (was Form 16) to employees\, and Form 131 for Q4\, for ta x year 2026-27 DTSTART;VALUE=DATE:20270615 DTEND;VALUE=DATE:20270616 DTSTAMP:20261020T000000Z UID:2027-06-15-65@1936ai.com DESCRIPTION:Source: Income Tax Department (incometax.gov.in)\, Income-tax Act\, 2025. Statutory date\; check for extensions. From the 1936 AI blog: https://1936ai.com/blog/gst-tds-due-dates-2026-27 (last checked 20 October 2026). General information\, not advice. TRANSP:TRANSPARENT BEGIN:VALARM ACTION:DISPLAY DESCRIPTION:Due in 3 days: Form 130 (was Form 16) to employees\, and Form 131 for Q4\, for tax year 2026-27 TRIGGER:-P3D END:VALARM END:VEVENT END:VCALENDAR