Pursuant to RCW 71A.14.040 the secretary shall work with the county governing authorities and developmental disability boards who apply for state funds to coordinate and provide local services for persons with developmental disabilities and their families. The secretary is authorized to promulgate rules establishing the eligibility of each county and the developmental disability board for state funds to be used for the work of the board in coordinating and providing services to persons with developmental disabilities and their families. An application for state funds shall be made by the board with the approval of the county governing authority, or by the county governing authority on behalf of the board.