The State agency shall have as its primary function the
administration of State labor laws and shall be under the direction of
an executive who gives full time to the work of the agency. The agency
shall be engaged in inspecting places of employment for (a) enforcement
of State child-labor laws and regulations, and (b) enforcement of State
maximum hour or minimum-wage laws and regulations. An administrative
division of the State agency shall be designated to make investigations
and inspections under the Acts; qualified staff, under adequate
supervision, shall be specifically assigned for work connected with
State and Federal child-labor, maximum-hour and minimum-wage laws and
regulations; and provision shall be made to inspect any establishment
subject to the Acts.