| TENTATIVE NATIONAL CALENDAR | |||
| No. | Event | State | Date |
| 1 | National Under-7 | Odisha | 04-08 June 2025 |
| 2 | National Under-09 | Haryana | 14-20 June 2025 |
| 3 | National Under-11 | Maharashtra | 03-09 July 2025 |
| 4 | National Championship | Andhra Pradesh | 03-13 August 2025 |
| 5 | National Under-13 | Goa | 04-10 September 2025 |
| 6 | National Under-15 | Uttar Pradesh | 18-26 September 2025 |
| 7 | National Under-17 | Bihar | 05-13 October 2025 |
| 8 | 3rd National School Team Chess (Under 12 & Under 18) Championship 2025 | Himachal Pradesh | 05-07 October 2025 |
| 9 | National Under-19 | Jharkhand | 24-31 October 2025 |
| 10 | National Women | West Bengal | 04-14 December 2025 |
| 11 | National School | Assam | 16-21 December 2025 |
| 12 | National Team | Chhattisgarh | 10-16 February 2026 |
| 13 | National Rapid & Blitz | Tripura | 22-25 February 2026 |
| 14 | National Amateur | 03-07 February 2026 | |
Certificate :National Amateur Chess Championship 2025-26 
Live games link for 35th National Under – 17 Open & Girls Chess Championship – 2026 
Final Report – Senior National Arbiters’ Seminar and Examination, Lucknow, Uttar Pradesh on 14 & 15 March 2026. 
Final Report :SNA Seminar and Exam held in Ranchi on 21 & 22 Feb 2026 
Final Report :Senior National Arbiter Seminar cum Examination in Mohali on 31st Jan & 1st Feb 2026. 
Final report :SNA Seminar, Bhubneshwar on 17 & 18 January 2026