Va. Code Ann. § 51.5-119

The Department is designated as the state agency for coordinating rehabilitative services to persons with significant physical or sensory disabilities. The Department shall provide for the comprehensive assessment of the need for rehabilitative and support services of such persons, identify gaps in services, promote interagency coordination, develop models for case management, and advise the Secretary of Health and Human Resources, the Governor, and the General Assembly on programmatic and fiscal policies and the delivery of services to such persons.