31 Pa. Code § 88.131
(a) The term may be defined in relation to its status, facilities, and available services or to reflect its accreditation by the Joint Commission on Accreditation of Hospitals or the American Osteopathic Association. No definition of the term ‘‘hospital’’ shall be more restrictive than one requiring that the hospital:
(b) The definition of the term ‘‘hospital’’ may state that the term shall not be inclusive of: