Mental Health & Substance Abuse Services, Dept. of - As enacted, requires the chief officer of a facility to notify certain persons within a certain time after the death of a person admitted to the facility; requires the department to strive to ensure at least a majority of the members of each regional citizen-based planning and policy council are former service recipients or family members of service recipients; makes other changes relative to mental health and substance abuse services. - Amends TCA Section 33-2-203; Section 33-2-901; Section 33-4-109 and Section 63-1-155.