When a customer is waiting for a follow-up response to an initial inquiry under § 56.2 (relating to definitions), termination or threatening termination of service for the subject matter relating to the inquiry in question shall be prohibited until the follow-up response and, when applicable, subsequent dispute resolution is completed by the public utility.
52 Pa. Code § 56.140
The provisions of this §56.140 issued under the Public Utility Code, 66 Pa.C.S. § § 501, 504-506, 1301 and 1501; amended under the Public Utility Code, 66 Pa.C.S. § § 1401-1419.