Hey!
Different categories come under SC reservation for different states. Whether a caste comes under SC reservation or not , it totally depends on whether the caste comes under list of chosen castes for sc reservation as released by central givernment.
So to check the list of categories for all the states , you can download the individual lists by following the given link:
http://socialjustice.nic.in/userview/index?mid=76750
http://socialjustice.nic.in/userview/index?mid=76750