HB 4479 of 2025 Posted on May 9, 2025 by mick.mcdonald Weapons: firearms; requirement for all firearm components to contain serial numbers; provide for. Amends 1927 PA 372 (MCL 28.421 – 28.435) by adding sec. 14c. TIE BAR WITH: HR 0002’25 Last Action: 5/8/2025 – referred to Committee on Judiciary