28 Tex. Admin. Code § 3.8030
The recommended stay period for outpatient treatment services is from 5 to 10 days, with the understanding of the individual's dependency on high doses of sedative hypnotics or has been taking high doses of opiate medications or if individual is pregnant, may require longer than 10 days of outpatient detoxification based on the decision of the treating physician and based on the admission criteria for outpatient detoxification treatment services in § 3.8027 of this title (relating to Admission Criteria for Outpatient Detoxification Treatment Services) with utilization review points, based on continued stay criteria in § 3.8028 of this title (relating to Continued Stay Criteria for Outpatient Detoxification Treatment Service), and recommended treatment periods depending on the condition of the patient, accompanied by the commencement of appropriate utilization review and discharge planning at the time of admission.
28 Tex. Admin. Code § 3.8030