The Division of Labor may assist and cooperate with the wage and hour division and the children's bureau, United States Department of Labor, in the enforcement within this State of the Fair Labor Standards Act of 1938, adopted by the Congress of the United States, approved June 25, 1938, or as it may be hereafter amended and, subject to the regulations of the administration of the wage and hour division or the chief of the children's bureau, as the case may be, and the laws of this State applicable to the receipt and expenditure of moneys, may be reimbursed by such division or such bureau for the reasonable cost of such assistance and cooperation.