The purpose of this subchapter is to implement the relinquishment avoidance program in accordance with Texas Family Code Chapter 262, Subchapter E, which provides beds in residential treatment center operations to prevent the relinquishment of parental conservatorship to the Texas Department of Family and Protective Services solely to obtain mental health services for a child with a serious emotional disturbance. For this subchapter, the relinquishment avoidance program is called the Residential Treatment Center (RTC) Project.