The Civil Service Exam (CSE) is a nationwide competitive examination conducted by the Union Public Service Commission for the recruitment to various Civil Service Services of the Government of India, including the Indian Administrative Service (IAS), Indian Foreign Service (IFS), Indian Police Service (IPS), Indian Revenue Service (IRS), along with other Group A & B Services, which includes the Group B Services for Union Territories of India.

This exam is conducted in 3 phases – A Preliminary exam, Mains exam, and Interview and final selection is based on mains and interview marks included.

The Prelim exam is an qualifying exam for the mains, it is a multiple choice based exam which consists of 2 papers of 200 marks each

Paper 1 is GS (General Study) and Paper 2 is CSAT (Civil Service Aptitude Test).Paper 1 consists of history, geography, polity, economic, environment, biodiversity, social issues, and current affairs.

Paper 2 consists of English comprehension, aptitude, reasoning, decision making and problem solving.

CSAT will have 80 questions of 2.5 marks each, and a student should score 33% out of 200 which is 66 or more to clear this paper. In Gs Paper there are 100 questions of 2 marks each, this paper marks are considered for the cut-off marks for prelims, but one should target max 55-60 to make the chances for main exam. The Main Exam consists of 9 Papers 2 qualifying Papers and 7 for ranking purpose. In qualifying there is English and Regional Language grammar paper, while the rest are Essay, GS 1,2,3,4 and 1 optional Paper consists of 2 papers and mains total marks are 1750 (excluding 2 qualifying paper).

The Personality Test or Interview is conducted for 275 marks and it is conducted in Delhi, students who are clearing main exam are called for the interview which is schedule from Feb – April of any year based on the mains and interview marks the final selection is done.

The age limit is minimum 21 and maximum 32 for general / 35 for OBC / 37 for ST / SC students.