You can apply for UPSC exam.Online for the post in between the dates issues by the offical
department.So,You can apply for S.I
>Graduation pass (any recognized university)
>Age is between 20-30 years.
ST/SC gets 5 years age relaxation.
OBC gets 5 years age relaxation.
>Men for 167.5 cms
>women for 152 cms
You must be a citizen of India.