Okla. Stat. tit. 10, § 1412

A. The Director of Human Services shall appoint an advisory committee to advise the Director on matters relating to service delivery for persons with developmental disabilities. B. Such advisory committee shall include among its members representatives of state agencies and persons representative of professional, civic, or other public or nonprofit private agencies, organizations, or groups concerned with services needed by persons with developmental disabilities, and families of individuals receiving services from the Developmental Disabilities Services Division of the Department of Human Services.