The IAS Examination IAS interview involves 300 marks and there is no minimum qualifying score. And thus the most score at the Indian Administrative Service evaluation is 2 300 (2000 marks Mains + 300 marks Personal interview). If you would like to become Civil Servant you want to acquire at least 1260 marks from the IAS exam whilst the contest within this exam is demanding and it is not uncommon to get three people with the exact same score.