As per stated by the Minister of State (Independent Charge) for Development of North Eastern Region (DoNER), MoS PMO, Personnel, Public Grievances, Pensions, Atomic Energy and Space, Dr. Jitendra Singh in a written reply to a question by Shri Parimal Nathwani in the Rajya Sabha on Dated 20-July-2017.
There is a 5% reservation for Sportspersons in Group C vacancies in Central Government Departments and Ministries.
Central Government Ministries and Departments can recruit meritorious sportspersons to Group ‘C’ posts under the Government of India up to 5% of the vacancies in any year subject to the condition that these including all other reservations do not exceed 50% of the total number of vacancies proposed to be filled up by direct recruitment.
There is no such reservation for any post in Group ‘A’ or Group ‘B’, by direct recruitment. The 50% ceiling of the overall reservation is imposed by Supreme Court.
43 Sports Disciplines have been identified for appointment of meritorious sportspersons. Relaxation in upper age limit up to a maximum of 5 years (10 years in case of those belonging to Scheduled Castes and Scheduled Tribes) for the recruitment of meritorious sportspersons to Group ‘C’ posts.
Government servants with medal winning performance in specified sports events are also eligible for out of turn promotion. [Source]