Purpose and Scope
Effective Sep 26, 2025Mass. Register #1557MGL c. 140, § 121BExecutive Office of Public Safety and Security
- (1) In accordance with M.G.L. c. 140, § 121B, 501 CMR 19.00 sets forth the electronic registration requirements for firearms through the MIRCS Firearms Licensing Portal operated and and maintained by the Department of Criminal Justice Information Services (DCJIS).
- (2) 501 CMR 19.00 applies to the registration of all firearms possessed, manufactured or assembled in the Commonwealth, and all firearm transactions within the Commonwealth, including, but not limited to, all purchases, sales rentals, leases, loans or other transfers, including the loss or theft of a firearm, other than those explicitly exempted by M.G.L. c. 140, § 121B(b) and (d) and 501 CMR 19.00.
- (3) 501 CMR 19.00 does not address serialization of firearms requirements set forth in M.G.L. c. 140, § 121C. See 501 CMR 20.00: Serialization of Firearms for regulations relating to serialization of firearms.
- (4) Nothing in 501 CMR 19.00 shall be interpreted to limit the authority granted to the Executive Office of Public Safety and Security or its Secretary, DCJIS or its Commissioner by the Massachusetts General Laws.