A certificate of public convenience issued by the Commission for the transportation of household goods in use to common carriers by motor vehicle, in which mileage distances are provided without being described in terms of "airline distance," "statute miles," "usually traveled highways" or other comprehensive definition, shall be construed to mean airline distance measured in statute miles.
52 Pa. Code § 31.16
The provisions of this § 31.16 amended under the Public Utility Code, 66 Pa.C.S. § 501.