Indian Legal body related to EHS

1. Factories & boilers
2. BOCW
3. Govt. of India Labor Dept.
4. Pollution Control Board
5. Explosive Dept.

These are the some of  related bodies other than these some bodies are as per local requirement.
Links are as follows
http://labour.nic.in/
http://cpcb.nic.in/

peso.gov.in/