43 Pa. Stat. § 1101.1701
No employe organization shall make any contribution out of the funds of the employe organization either directly or indirectly to any political party or organization or in support of any political candidate for public office.
The board shall establish such rules and regulations as it may find necessary to prevent the circumvention or evasion of the provisions of this section.
If an employe organization has made contributions in violation of this section it shall file with the board a report or affidavit evidencing such contributions within ninety days of the end of its fiscal year. Such report or affidavit shall be signed by its president and treasurer or corresponding principals.
Any employe organization which violates the provisions of this section or fails to file any required report or affidavit or files a false report or affidavit shall be subject to a fine of not more than two thousand dollars ($2,000).
Any person who wilfully violates this section, or who makes a false statement knowing it to be false, or who knowingly fails to disclose a material fact shall be fined not more than one thousand dollars ($1,000) or imprisoned for not more than thirty days or both. Each individual required to sign affidavits or reports under this section shall be personally responsible for filing such report or affidavit and for any statement contained therein he knows to be false.
Nothing herein shall be deemed to prohibit voluntary contributions by individuals to political parties or candidates.
43 P.S. § 1101.1701