| Sl No | National Championship | State | City | Tmt Date | End Date | Chief Arbiter | Deputy Chief Arbiter |
| 1 | Bhopal Open | Madhya Pradesh | Bhopal | 21-Dec-17 | 28-Dec-17 | Dharmendra Kumar | BT Sethuraman |
| 2 | IIFL Mumbai Open | Maharashtra | Mumbi | 30-Dec-17 | 7-Jan-18 | R Anantharam | H Dinesh |
| 3 | IIFL Mumbai Junior | Maharashtra | Mumbi | 30-Dec-17 | 7-Jan-18 | Vipnesh Bhardwaj | Biju Raj S |
| 4 | Delhi Open | Delhi | Delhi | 9-Jan-18 | 16-Jan-18 | Vasanth BH | RS Tiwari |
| 5 | Chennai Open | Tamilnadu | Chennai | 18-Jan-18 | 25-Jan-18 | Nitin Shenvi | Sakthi Prabhakar |
| 6 | National School | Orissa | Bhubaneswar | 28-Jan-18 | 1-Feb-18 | NK Nandakumar | Asit Baran Chauhary |
| 7 | National Team | Orissa | Bhubaneswar | 7-Feb-18 | 14-Feb-18 | R Srivatsan | Anurag Singh |
| 8 | National Rapid & Blitz | Gujarat | Ahmedabad | 2-May-18 | 6-May-18 | Vasudevan RR | Anandh Babu |
| 9 | National Women Challengers | Bihar | Patna | 13-May-18 | 21-May-18 | Paul Arokiaraj | BP Sharma |
| 10 | Odisha Open | Odisha | Bhubaneswar | 24-May-18 | 31-May-18 | Debashish Barua | Ephrame M |
| 11 | Mayor Cup | Maharashtra | Mumbi | 3-Jun-18 | 12-Jun-18 | Paul Arokiaraj | Prem Pandit |
| 12 | National Under-13 (Open & Girls) | Gujarat | Ahmedabad | 14-Jun-18 | 22-Jun-18 | Swapnil Bansod | Nihar Ranjan Sasmal |
| 13 | National Under-15 (Open & Girls) | West Bengal | Kolkata | 26-Jun-18 | 4-Jul-18 | Shidore Rajendra | Muthukumar |
| 14 | National Challengers | Maharashtra | Pune | 15-Jul-18 | 25-Jul-18 | R Anantharam | Rajinder Sharma |
| 15 | National Under-7 (Open & Girls) | Karnataka | Mandya | 16-Jul-18 | 24-Jul-18 | Gopakumar MS | Ganesh Babu |
| 16 | National Under-11 (Open & Girls) | Tamilnadu | Chennai | 28-Jul-18 | 5-Aug-18 | Vipnesh Bhardwaj | SC Sahoo |
| 17 | National Cities | West Bengal | Siliguri | 1-Aug-18 | 5-Aug-18 | Ephrame M | Parmar I G |
| 18 | Women Round Robin | Telangana | Hyderabad | 8-Aug-18 | 18-Aug-18 | R Srivatsan | Shidore Rajendra |
| 19 | National Under-25 (Open & Girls) | Madhya Pradesh | Bhopal | 21-Aug-18 | 30-Aug-18 | RS Tiwari | Biju Raj S |
| 20 | National Under-17 (Open & Girls) | Haryana | Sonipat | 3-Sep-18 | 11-Sep-18 | Debashish Barua | Raj Kumar |
| 21 | National Under-9 (Open & Girls) | Jharkhand | Ranchi | 15-Sep-18 | 24-Sep-18 | Vasanth BH | Vithal Madhav B |
| 22 | National Premier | Goa | Panaji | 9-Nov-18 | 24-Nov-18 | Dharmendra Kumar | RC Chatterjee |
| 23 | National Amateur | Punjab | Jalandhar | 17-Nov-18 | 25-Nov-18 | Vijayaraghavan | Joshi A C |
| 24 | National Women Premier | Chandigarh | Chandigarh | 24-Nov-18 | 6-Dec-18 | Bhuvanaa Sai | Swapnil Bansod |
| 25 | National Under-19 (Open & Girls) | Delhi | Delhi | 8-Dec-18 | 16-Dec-18 | Manjunath | Palaniappan |
| 26 | Women Round Robin | Mahrasthra | Nagpur | 19-Dec-18 | 28-Dec-18 | Nitin Shenvi | Bhuvanaa Sai |
| 27 | National Team-2019 | West Bengal | Kolkata | 7-Feb-19 | 14-Feb-19 | R Anantharam | Anandh Babu |
SNA seminar and Exam in Andheri West Mumbai, Maharashtra on 01 & 02 November 2025 
FIDE Arbiters’ Seminar in Guntur, Andhra Pradesh (India) from 26-28 Sept.2025– Report 
FIDE World U9-U17 Rapid & Blitz Chess Championships – 2025 in Antalya, Turkey from 15th to 21st December, 2025 
FIDE Arbiters’ Seminar in Madgaon, Goa (India) from 19-21 Sept 2025 . Report 
SNA seminar and Exam in Chennai on 25th & 26th October, 2025 
Certificates:National Under 11 Chess Championship 2025 in Jalgaon