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An Official Timeline of Massachusetts Bill HD.4420

On June 26, 2023, Representative Michael Stoneham introduced a comprehensive 144-page bill outlining extensive new gun control regulations in Massachusetts. The bill includes provisions on the carrying of firearms in specific locations and proposes reclassifying a significant number of firearms as "assault weapons." It also calls for a ban on homemade firearms, particularly those created using 3D printers. As updates to this bill continue to evolve, we have curated a timeline to provide clarity on the latest developments. Explore our timeline to stay informed on the ongoing changes within the legislation.

Timeline Last Updated - 5/12/2024
Bill HD.4420 is Introduced By Representative Michael Day of Stoneham
6/26/2023
Bill referred to the Committee on Public Safety & Homeland Security
7/10/2023
Multiple Amendments are Rejected
10/18/2023
multiple amendments (8,14,20,21,32,33,44,47,19,38 & 28) are rejected, most notably including new restrictions on police officers.
Bill is Renamed to H.4135
10/18/2023
Bill is Renamed to H.4139
10/18/2023
Multiple Amendments are made by Senate, Bill Reprinted & amended as S2584

2/1/2024 - Members of the senate make extensive amendments to the newest version of the bill (S.2572), and the bill is renamed to S.2584.

2/1/2024
Bill HD.4139 is passed to be engrossed by House & Senate (Yeas 37/ Nays 3)

On (2/1/2024), a significant milestone was reached as both the Senate and House voted overwhelmingly in favor of the bill (37/3), guaranteeing its passage. However, the final text of the bill remains uncertain, with only the implementation date of August 1st, 2024 confirmed. The absence of a grandfather clause raises questions about the immediate impact on existing firearms and leaves much to be clarified. Stay tuned for updates as more details emerge.

2/1/2024
Senate Releases & Adopts Amended Version of the bill (Amendment S.2572)

On January 25, 2024, the Senate unveiled the revised version of Bill HD.4420, which maintains strict regulations on 3D printed guns and reclassifies frames and receivers as firearms. However, changes to the definition of "assault weapons" have been significantly reduced in the amended bill. Despite this, the inclusion of new "evil features" on pistols, such as a maximum weight limit and restrictions on semi-automatic versions of fully automatic handguns, remain intact.

1/25/2024
House Votes 120/38 in favor of both bills. Bills are sent to senate for review.

On January 25, 2024, the Senate unveiled the revised version of Bill HD.4420, which maintains strict regulations on 3D printed guns and reclassifies frames and receivers as firearms. However, changes to the definition of "assault weapons" have been significantly reduced in the amended bill. Despite this, the inclusion of new "evil features" on pistols, such as a maximum weight limit and restrictions on semi-automatic versions of fully automatic handguns, remain intact.

10/18/2023
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