Worker (OSH Code)
Any person employed to do manual, unskilled, skilled, technical, operational, clerical or supervisory work for hire or reward.
Establishment (OSH Code)
A place where any industry, trade, business, manufacture or occupation is carried on.
Note: Applicability varies by type of establishment and workforce size
Contract Labour
Workers employed by a contractor to work in or in connection with the work of an establishment.
Note: Higher threshold provides relief to smaller contractors
Inter-State Migrant Worker
A person who is recruited or has migrated from one state for employment in an establishment in another state.
Note: Self-declaration based registration via Aadhaar-linked portal
Core Activity
Any activity for which the establishment is set up and includes any activity which is essential or necessary to such activity.
Note: Contract labour prohibited in core activities with specific exceptions
Factory
Premises where manufacturing process is carried on with 20 or more workers (with power) or 40 or more workers (without power). Excludes: hotel, restaurant or eating place.
Note: Government has 'Deemed Factory Power' - can declare any premises a factory regardless of worker count