The Department of Natural and Environmental Resources shall constitute an Individual Administrator pursuant to the provisions of Act No. 5 of October 14, 1975, as amended, known as the “Public Service Personnel Act”, and Act No. 89 of July 12, 1979, as amended, known as the “Uniform Compensation Act”. The Director of the Central Personnel Administration Office shall approve the Classification and Compensation Plans pursuant to said acts upon certification of availability of funds from the Office of Management and Budget.