Hai.Any degree completed candidate is eligible for Civil services exam, which is conducted by the UPSC one time in a year.Eligibility details:-The applicant should be complete graduation in any stream from a recognised university.You must be a citizen of India.Percentage is not required for this exam.Age criteria:-The age limits are 21 years to 30 years,3 years relaxation for OBC and 5 years relaxation for SC/ST candidates.Selection steps:-Preliminary exam,Mains exam,Personal interview.Number of attempts:-4 times for General, 7 times for OBC and no limit for SC/ST category candidates.All the best.