50 Pa. Stat. § 7104
Adequate treatment means a course of treatment designed and administered to alleviate a person's pain and distress and to maximize the probability of his recovery from mental illness. It shall be provided to all persons in treatment who are subject to this act. It may include inpatient treatment, partial hospitalization, or outpatient treatment. Adequate inpatient treatment shall include such accommodations, diet, heat, light, sanitary facilities, clothing, recreation, education and medical care as are necessary to maintain decent, safe and healthful living conditions.
Treatment shall include diagnosis, evaluation, therapy, or rehabilitation needed to alleviate pain and distress and to facilitate the recovery of a person from mental illness and shall also include care and other services that supplement treatment and aid or promote such recovery.
50 P.S. § 7104