The Civil Services Examination consists of three successive stages: (I) Preliminary Examination (multiple choice);
(II) Main Examination (Written test)
(III) Interview or Personality test for the selection of candidates to IAS, IFS, IPS and other services.
We are providing here the list of subjects that can be taken as optional paper in the Civil Services (Mains) examination. The list is as per the UPSC prescribed subjects. Once you click on the listed links you will find all resources regarding that IAS exam paper and the syllabus. Knowing the IAS Syllabus thoroughly is one of the most important part of making through the IAS exam conducted by UPSC.
UPSC optional subjects List for Civil Service (Mains) Exam
UPSC Optional subjects for Indian Languages