Section 13(2)(c) in Employees Provident Funds Miscellaneous Provisions Act, 1952
(c)examine, with respect to any matter relevant to any of the purposes aforesaid, the employer [or any contractor from whom any amount is recoverable under sections 8A], his agent or servant or any other person found in charge of the [establishment], or any premises connected there with or whom the Inspector has reasonable cause to believe to be or to have been, an employee in the [establishment];