For purposes of 105 CMR 140.500 through 140.560, each clinic licensed to provide mental health services shall operate a mental health program that provides, internally or by contract, in accordance with the requirements of 105 CMR 140.520, the following services, as appropriate to the patient's chief complaint or problem:
Emergency services may be provided by arrangement. If emergency services are provided by arrangement, there must be a written agreement between the clinic and the provider to meet the requirements set forth in 105 CMR 140.520(E)(1) and (2).
105 CMR, § 140.510