This one offers some recompense for those who might have to challenge a municipality trying to write it own "gun control laws"

Regular Session 2021-2022
House Bill 979
Short Title: An Act amending Titles 18 (Crimes and Offenses) and 53 (Municipalities Generally) of the Pennsylvania Consolidated Statutes, in firearms and other dangerous articles, further providing for limitation on the regulation of firearms and ammunition; and, in preemptions, providing for regulation of firearms and ammunition.
Prime Sponsor: Representative DOWLING
Last Action: Referred to JUDICIARY, March 19, 2021 [House]
Memo: Preemption Legislation former HB 1066
https://www.legis.state.pa.us/cfdocs...&type=B&bn=979
Mandatory reporting of lost or stolen firearms

Regular Session 2021-2022
House Bill 980
Short Title: An Act amending Title 18 (Crimes and Offenses) of the Pennsylvania Consolidated Statutes, in firearms and other dangerous articles, providing for report of theft or loss of firearm.
Prime Sponsor: Representative SANCHEZ
Last Action: Referred to JUDICIARY, March 19, 2021 [House]
Memo: Reporting Lost or Stolen Firearms
https://www.legis.state.pa.us/cfdocs...&type=B&bn=980