The eligibility criteria for Indian Army as aclerk are mentioned below: 

IN order to apply for soldier clerk, ine needs to be between 17 ywars and 6months to 23 years.

The applying candidate must be at least 12th passed or intermmediate passed with any stream from a recognized board. Also one should have at least 50% marks in each subject and 60% marks in aggregate in class 12th and 10th class.