(b) There shall be such cooperative arrangements, between and among the department, and the state departments of health, mental hygiene, education and other appropriate state departments and agencies as shall be necessary to assure that there will be compliance with federal law and regulation and that the objectives of this title will be effectively accomplished.
(c) Services for the aged, blind or disabled persons shall be administered uniformly throughout the state, except when otherwise required or permitted by the department which shall first obtain the approval of the secretary of health, education and welfare.