Every employer shall be responsible for the payment to persons employed by him of all wages required to be paid under this Act:
Provided that, in the case of persons employed (otherwise than by a contractor)--
(a) in factories, if a person has been named as the manager of the factory under 1*[clause (f) of sub-section (1) of section 7 of the Factories Act, 1948 (63 of 1948)], 2*[(b) in industrial or other establishments, if there is a person responsible to the employer for the supervision and control of the industrial or other establishments;]
(c) upon railways (otherwise than in factories), if the employer is the railway administration and the railway administration has nominated a person in this behalf for the local area concerned;
the person so named, the person so responsible to the employer, or the person so nominated, as the case may be, 2*[shall also be responsible] for such payment.
4.
Fixation of wage-periods.