69. Every person authorized to act as an inspector and every peace officer, in the performance of his duties, may, for purposes relevant to the carrying out of this Act and the regulations thereunder,(1) enter the establishment of a carrier, consignor or consignee at any reasonable time and inspect it;
(2) examine and make copies of books, records, accounts, files and other documents containing information relating to activities of the persons referred to in subparagraph 1 of the first paragraph;
(3) where he has reasonable cause to believe that a road vehicle operated on a public highway is providing a service that is subject to this Act, stop the vehicle, enter and examine it and, for that purpose, open any container or receptacle or cause it to be opened;
(4) require any information relating to the carrying out of this Act and the regulations and the production of any relevant document.
Every person having control, custody or possession of the books, records, accounts, files and other documents shall, on request, communicate them to the person conducting the inspection and facilitate his examination of them.