53 Pa. Stat. § 733
No person shall be nominated, affirmed or sworn as an auxiliary policeman under this act who is not a citizen of the United States, or who advocates or has advocated a change by force or violence in the constitutional form of government of the United States or in this state, or the overthrow of any government in the United States by force or violence, or who has been convicted of or is under indictment or information charging any subversive act against the United States or felony. Each person who is appointed to serve as an auxiliary policeman shall, before entering upon his duties, take an oath in writing before a person authorized to administer oaths in this State, which oath shall be substantially as follows:
"I, ........., do solemnly swear (or affirm) that I will support and defend the Constitution of the United States and the Constitution of the State of Pennsylvania against all enemies, foreign and domestic; that I will bear true faith and allegiance to the same; that I take this obligation freely, without any mental reservation or purpose of evasion; and that I will well and faithfully discharge the duties upon which I am about to enter.
And I do further swear (or affirm) that I do not advocate, nor am I a member or an affiliate of any organization, group or combination of persons that advocates, the overthrow of the Government of the United States or of this State by force or violence; and that during such time as I am a member of the auxiliary police I will not advocate, nor become a member nor an affiliate of any organization, group or combination of persons that advocates, the overthrow of the Government of the United States or of this State by force or violence."
53 P.S. § 733