179. An inspector, in the performance of his duties, may, at any reasonable hour of the day or night, enter a place where activities are carried on in the fields contemplated in this act and the regulations.
An inspector acting under this section has access to all the books, registers and records of any employer, principal contractor, supplier or other person carrying on an activity in the fields contemplated by this act and the regulations. A person having custody, possession or control of these books, registers or records shall give communication of them to the inspector and facilitate his examination of them.
An inspector shall, on demand, produce a certificate of his office.
If the investigation is to be made in a place wholly or partly used as a dwelling, the inspector must, to carry out his duties, have a search warrant issued under the Summary Convictions Act (chapter P-15) or the written consent of the occupant.