(a) The Mayor shall certify qualifying nonhospital residential facilities and outpatient treatment facilities in the District in accordance with rules issued pursuant to § 31-3111.
(b) Each certification issued by the Mayor shall state whether the facility is certified as a provider of treatment for drug abuse, alcohol abuse, mental illness, or a combination of these that shall be specified.
(c) To qualify for certification, a nonhospital residential facility or outpatient treatment facility shall demonstrate that:
(1) It offers an organized program for the treatment of drug abuse, alcohol abuse, mental illness, or any combination of these;
(2) It operates under the day-to-day supervision of an individual with demonstrable training and experience in the treatment of drug abuse, alcohol abuse, or mental illness;
(3) It employs sufficient numbers of professional staff members to deliver adequately the services offered to its patient caseload; and
(4) It offers and has the capacity to provide services for the durations specified in §§ 31-3103 and 31-3104.
(d) Nothing in this section shall be construed as superseding the requirements of chapter 5 of Title 44.
(e) Any certification issued pursuant to this section shall be issued as a Public Health: Human Services Facility endorsement to a basic business license under the basic business license system as set forth in subchapter I-A of Chapter 28 of Title 47.