Under the infancy protection , the Act was not applicable for the establishment employing 50 or more persons , up to a period of three years from the date of set up . Infancy of five years was allowed in the case of establishment employing twenty or more persons but less than 50 person
This period was called infancy period under PF Act
However, . effective 22-9-1997 this infancy period has been dispensed with and all the establishments employing 20 or more persons are brought under the purview of the Act from the very date of set up subject to fulfillment of other conditions .