| Sl No | Event | State | Date | Confirm | Circular |
| 1 | National Under-7 | Maharashtra | 07-11 June 2026 | – | |
| 2 | National Under-09 | Jharkhand | 05-11 July 2026 | – | |
| 3 | National Under-11 | Mangalore, Karnataka | 02-08 August 2026 | Event code: 473715/473716 | Awaiting |
| 4 | National Championship | UP | 16-26 August 2026 | – | |
| 5 | National Under-13 | Pondicherry | 03-09 September 2026 | – | |
| 6 | National Under-15 | Punjab | 14-22 September 2026 | – | |
| 7 | National Under-17 | J & K | 28 September-06 October 2026 | ||
| 8 | 3rd National School Team Chess | Andhra Pradesh | 10-12 October 2026 | ||
| (Under 12 & Under 18) | |||||
| 9 | National Under-19 | West Bengal | 27 Oct -04 November 2026 | ||
| 10 | National Women | Telangana | 18-28 November 2026 | ||
| 11 | National Amateur | Assam | 02-06 December 2026 | ||
| 12 | National School | Gujarat | 17-21 December 2026 | ||
| 13 | National Rapid & Blitz | Tamil Nadu | 12-14 December 2026 | ||
| 14 | National Team | Haryana | 12-18 January 2027 |
National Calender 2025-26
| l No | Championship | State | Dates | Details/Circular |
| 1 | National Under-07 | Khordah ,Odisha | 01-05 June 2025 | Download |
| 2 | National Under-09 | Gurugram ,Haryana | 15-21 June 2025 | Download |
| 3 | National Under-11 | Jalgaon, Maharashtra | 02-08 August 2025 | Download |
| 4 | National Under-13 | Margao, Goa | 03-09 September 2025 | Download |
| 5 | National Championship 2025 | Guntur, Andhra Pradesh | 20 Sept-01 Oct 2025 | Download |
| 6 | National School Team (U 12 & U 18) | Shimla, Himachal Pradesh | 12-14 Oct 2025 | Download Entry Form |
| 7 | National Under-15 | Ghaziabad, Uttar Pradesh | 02-10 Nov 2025 | Download |
| 8 | National women 2025 | Durgapur, West Bengal | 03-13 December 2025 | Download |
| 9 | National Under-19 | Jamshedpur, Jharkhand | 16-24 Dec 2025 | Download |
| 10 | National School 2025 | Guwahati, Assam | 27-31 Dec 2025 | Download |
| 11 | National Amateur 2025-26 | Adhiyaman College of Engineering, Hosur, Tamil Nadu | 25 Feb – 01 Mar 2026 | Download |
| 12 | National Rapid & Blitz 2025-26 | Ranchi , Jharkhand | 11-13 March 2026 | Download |
| 13 | National Team 2025-26 | Raipur, Chhattisgarh | 16-22 March 2026 | Download |
| 14 | National Under-17 | Ahmedabad, Gujarat | 30 Mar-07 April 2026 | Download |