Statements contained in formal opinions of the Authority or in decisions of a presiding officer which are not necessary in resolving the case, and informal opinions, whether oral or written, expressed by Authority members, presiding officers, legal counsel, employees or representatives of the Authority and reports drafted by Authority departments are only considered as aids to the public, do not have the force and effect of law or legal determinations, and are not binding upon the Commonwealth or the Authority.
52 Pa. Code § 1001.111