Background and Role of Advisory Committees. Behavioral Health Advisory Committee. The Health and Human Services Commission established the Behavioral Health Advisory Committee as the state mental health planning council in accordance with the state's obligations under 42 U.S.C. §300x-3. The purpose of the committee is to provide customer/consumer and stakeholder input to the Health and Human Services system in the form of recommendations regarding the allocation and adequacy of behavioral health services and programs within the State of Texas. The BHAC considers and makes recommendations to the HHS Executive Commissioner consistent with the committee’s purpose.