53 Pa. Stat. § 12643
No officer, clerk, or employe of any city of the first class, or of any department, trust, or commission thereof, shall be a member of, or delegate or alternate to, any political convention, nor shall he be present at any such convention except in the performance of his official duty. No officer, clerk, or employe of any city of the first class, or of any department, trust, or commission thereof, shall serve as a member of, or attend the meetings of, any committee of any political party, or take any active part in political management or in political campaigns, or use his office to influence political movements or influence the political action of any other officer, clerk, or employe of any such city, department, trust, or commission. No officer, clerk, or employe of any city of the first class shall in any way or manner interfere with the conduct of any election, or the preparation therefor at the polling-place, or with the election officers while counting the vote or returning the ballot-boxes, books, and papers to the place provided by law for that purpose, or be within any polling-place save only for the purpose of marking and depositing his ballot as speedily as it reasonably can be done, or be within fifty feet thereof, except for purposes of ordinary travel or residence, during the period of time, beginning with one hour preceding the opening of the polls for holding such election and ending with the time when the election officers shall have finished counting the votes and have left the polling-place for the purpose of depositing the ballot-boxes and papers in the place provided by law for that purpose, excepting only police officers, who may temporarily approach or enter the polling-place in order to make any arrest permitted by law or for the purpose of preserving order, and in each such case only long enough to accomplish the duties aforesaid, after which the said officers shall at once withdraw.
No officer, clerk, or employe under the government of such city shall directly or indirectly demand, solicit, collect or receive, or be in any manner concerned in demanding, soliciting, collecting, or receiving, any assessment, subscription, or contribution, whether voluntary or involuntary, intended for any political purpose whatever. No police officer or fireman of such city shall pay or give any money or valuable thing or make any subscription or contribution, whether voluntary or involuntary, for any political purpose whatever.
Any person or persons who shall violate any of the provisions of this section shall be guilty of a misdemeanor, and shall, upon conviction thereof, be punished by a fine not exceeding five hundred dollars, and forfeit his office.
53 P.S. § 12643