The above system of recruitment in the All India Services was
criticized from a number of view points, and the UPSC decided to
review the system thoroughly. For this purpose a Committee on
Recruitment and Selection Methods under the Chairmanship of Prof
D.S: Kothari was appointed by the UPSC. Committee submitted its
report in 1976 and made the following recommendations -
1) To hold a Preliminary examination to screen the candidates for
the Main examination;