¹[91A. Safety and occupational health surveys.--(1) The Chief Inspector, or the Director General of Factory Advice Service and Labour Institutes, or the Director General of Health Services, to the Government of India, or such other officer as may be authorised in this behalf by the State Government or the Chief Inspector or the Director General of Factory Advice Service and Labour Institutes or the Director General of Health Services may, at any time during the normal working hours of a factory, or at any other time as is found by him to be necessary, after giving notice in writing to the occupier or manager of the factory or any other person who for the time being purports to be in charge of the factory, undertake safety and occupational health surveys, and such occupier or manager or other person shall afford all facilities for such survey, including facilities for the examination and testing of plant and machinery and collection of samples and other data relevant to the survey.
     (2) For the purpose of facilitating surveys under sub-section (1) every worker shall, if so required by the person conducting the survey, present himself to undergo such medical examination as may be considered necessary by such person and furnish all information in his possession and relevant to the survey.
     (3) Any time spent by a worker for undergoing medical examination or furnishing information under sub-section (2) shall, for the purpose of calculating wages and extra wages for overtime work, be deemed to be time during which such worker worked in the factory.]
     ²[Explanation.--For the purposes of this section, the report, if any, submitted to the State Government by the person conducting the survey under sub-section (1) shall be deemed to be a report submitted by an Inspector under this Act.]