The Factory Act of 1948 applies to all of India, not just specific states. Please refer to the following link for more information:
http://www.dgfasli.nic.in/statutes5.htm.
State-Specific Factory Rules
The Factories Rules of 1950 are specific to each state. You can find the rules applicable to your state on the website of your state's Factories department.
Thank you.
Regards,