What is the coverage area of Factories act 1948? Which authority is responsible for rules formations and enforcement of those rules?

What is the coverage area of Factories act 1948? Which authority is responsible for rules formations and enforcement of those rules?

The Factories Act extends to whole of India and is applicable to all 'factories', government as well as private. It applies to all factories employing more than 10 people who are working with the aid of power or factories employing 20 people who are working without the aid of power. The act covers all workers employed in the factory premises directly or indirectly through an agency

The respective state/UTs, who frame the rules, are responsible for the enforcement of act. State/UTs work through the office of Chief Inspector of factories under the labour department.