18 Pa.C.S. § 909
(b) Exception.— Subsection (a) of this section shall not apply to:
(1) The introduction, manufacture for introduction, transportation, distribution, sale or possession in commerce in this Commonwealth of motor vehicle master keys for use in the ordinary course of business by any commercial or professional locksmith, common carrier, contract carrier, motor vehicle fleet owner, new or used car dealer, rental car agency, car manufacturer, automobile club or association operating in more than one state or an affiliate thereof, or any department, agency, or instrumentality of: