| No. | National and GM Tmts. | Organising State | Chief Arbiter | Deputy Chief Arbiter |
| 1 | National under 7 championship | Andhra Pradesh | M.Muthukumar | Anandh Babu |
| 2 | National under 9 championship | Haryana | Vipnesh Bhardwaj | Ganesh Babu |
| 3 | National under 11 championship | Maharashtra | Manjunath | Sahoo S.C. |
| 4 | National under 13 championship | Punjab | Debasish Barua | Biju Raj |
| 5 | National under 15 championship | Gujarat | Vasanth,B.H. | Asit Baran Choudhury |
| 6 | National under 17 championship | Coimbatore, TN | Vitthal B Madhav | R.Balakrishna |
| 7 | National under 19 championship | Bihar | Joshi,A.C | Ravikumar |
| 8 | National under 25 championship | Andaman & Nicobar | Vasudevan R.R | Dinesh |
| 9 | National Challenger | Gujarat | Gopakumar | Joshi A.C. |
| 10 | National W.challenger | Karnataka | Bhuvana Sai | Palaniappan |
| 11 | National W.Premier | Gujarat | Vijayaraghavan | Parmar I.G. |
| 12 | National Premier | Bihar | Anantharam.R | Dharmendra Kumar |
| 13 | National Team | Madhya Pradesh | Anantharam.R | Biju Raj |
| 14 | National Rapid&Blitz | West Bengal | Shidore | Debashish Barua |
| 15 | National Amateur | Delhi | N.K.Nandakumar | B.P.Sharma |
| 16 | National Cities | Himachal Pradesh | R.C.Chatterjee | Rajinder Sharma |
| 17 | National School | Maharashtra | Anantharam | Nitin Shenvi |
| GM Events | ||||
| 1 | Delhi Open – 2017 | Delhi | Vasanth,B.H. | Gopakumar |
| 2 | Chennai Open – 2017 | Chennai | Sakthi Prabhakar | Sethuraman B.T |
| 3 | Odisha Open – 2017 | Odisha | Paul Arokiaraj | Nihar Ranjan Sasmal |
| 4 | Mayor Open – 2017 | Mumbai | Ephrame | Shidore |
| 5 | IIFL Open – 2017 | Mumbai | Nitin Shenvi | Vitthal B Madhav |
| 6 | IIFL-Junior – 2017 | Mumbai | Dharmendra Kumar | Prem Pandit |
Senior National Arbiter Seminar & Examination in Ahmednagar (Ahilya Nagar), Maharashtra on 12 & 13 July 2025. 
Live Game Links : Aurionpro International Grandmasters Chess Tournament 2025 
Final report of SNA seminar and exam held in Kandivali West ,Mumbai on 24 & 25 May 2025 
FIDE World Cadet Chess Championships – 2025 
PUBLIC NOTICE 
ARBITER REFRESHER COURSE FOR THE YEAR 2025-26 FOR LEFT OVER ARBITERS ON 3 & 4 JUNE 2025