60 Pa. Stat. § 22
Provided, however, That this act shall not apply to any person or persons, nor alter existing laws, in the hawking, peddling or selling goods, wares and merchandise, where the manufacturer or producer hawks, peddles or sells his own manufactured goods or products: Provided further, That nothing in this act shall apply to an act, entitled "An act to permit disabled soldiers to peddle by procuring a license therefor, without charge," approved the eighth day of April, one thousand eight hundred sixty-seven, extending such privilege to all soldiers, sailors and marines who are unable to procure a livelihood by manual labor, approved the ninth day of June, one thousand eight hundred and ninety-one: Provided also, That this act shall not apply to any boroughs, townships or counties of this state where, under existing laws, hawking and peddling is entirely prohibited by law.
60 P.S. § 22