- For the Indian Administrative Service and the Indian Police Service, a candidate must be a citizen of India.
- For other services, a candidate must be either:—
(a) a citizen of India, or
(b) a subject of Nepal, or
(c) a subject of Bhutan, or
(d) a Tibetan refugee who came over to India before 1st January, 1962 with the intention of permanently settling in India, or
(e) a person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka, East African countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire, Ethiopia and Vietnam with the intention of permanently settling in India.
- A candidate must have attained the age of 21 years and must not have attained the age of 32 years on 1st August of that year
- The upper age limit prescribed above will be relaxable :
- upto a maximum of five years if a candidate belongs to a Scheduled Caste or a Scheduled Tribe.
- upto a maximum of three years in the case of candidates belonging to Other Backward Classes who are eligible to avail of reservation applicable to such candidates.
- upto a maximum of five years if a candidate had ordinarily been domiciled in the State of Jammu & Kashmir
- upto a maximum of three years in the case of Defence Services personnel disabled in operations during hostilities with any foreign country or in a disturbed area and released as a consequence thereof.
- upto a maximum of five years in the case of ex-servicemen including Commission Officers and ECOs/ SSCOs who have rendered at least five years Military Service.
- Upto a maximum of five years in the case of ECOs/SSCOswho have completed an initial period of assignment of five years Military Service.
- upto a maximum of ten years in the case of blind, deaf-mute and orthopaedically handicapped persons.
Minimum Educational Qualifications
- Any Degree : The candidate must hold a degree of any of Universities incorporated by an Act of the Central or State Legislature in India or other educational institutions established by an Act of Parliament or declared to be deemed as a University Under Section-3 of the University Grants Commission Act, 1956, or possess an equivalent qualification.
- Final Year Students can also apply for the Exam and appear in the Preliminary Exam. Certificates to be produced only in the mains Exam.
Number of attempts
- Every candidate appearing at the examination who is otherwise eligible, shall be permitted six attempts at the examination.
- Provided that this restriction on the number of attempts will not apply in the case of Scheduled Castes and Scheduled Tribes candidates who are otherwise eligible.
- Provided further that the number of attempts permissible to candidates belonging to Other Backward Classes, who are otherwise eligible shall be Nine.
- Provided further that a physically handicapped will get as many attempts as are available to other non physically handicapped candidates of his or her community, subject to the condition that a physically handicapped candidate belonging to the General Category shall be eligible for seven attempts. The relaxation will be available to the physically handicapped candidates who are eligible to avail of reservation applicable to such candidates.
- Restrictions on applying for the examination: A candidate who is appointed to the Indian Administrative Service or the Indian Foreign Service on the results of an earlier examination and continues to be a member of that service will not be eligible to compete at this examination.