Records of employees produced to inspectors to be prima facie evidence.
21.—Section 114 of the Principal Act (which relates to inspectors) is hereby amended by the insertion after subsection (7) of the following subsection:
“(8) Records of persons employed which an employer is obliged to maintain under regulations made under section 15 (5) which are produced to an inspector shall be prima facie evidence that those persons were employed by that employer and of the earnings of such persons and of the periods during which such persons were employed by him.”.