California 2025-2026 Regular Session

California Assembly Bill AB1127

Introduced
2/20/25  
Refer
3/28/25  
Report Pass
3/28/25  
Refer
4/1/25  
Report Pass
4/9/25  
Refer
4/21/25  
Report Pass
4/22/25  
Refer
4/22/25  
Refer
5/7/25  
Report Pass
5/23/25  
Engrossed
6/3/25  
Refer
6/4/25  
Refer
6/18/25  
Report Pass
6/19/25  
Refer
6/19/25  
Report Pass
7/2/25  
Refer
7/3/25  
Report Pass
7/16/25  
Refer
7/16/25  
Refer
8/18/25  
Report Pass
8/29/25  
Enrolled
9/13/25  

Caption

Firearms: converter pistols.

Impact

The passage of AB 1127 will have significant implications on existing state law regarding firearms. By expanding the definition of what constitutes a machinegun to include machinegun-convertible pistols, the bill reinforces California’s strict gun control measures. Furthermore, it introduces stringent regulations for firearms dealers, aiming to limit the accessibility of these potentially dangerous firearms to the general public. Critics of the bill may argue that such regulations could lead to decreased access for lawful gun owners and businesses navigating the new compliance landscape.

Summary

Assembly Bill 1127 aims to regulate the sale and possession of semiautomatic machinegun-convertible pistols in California. This bill defines a machinegun-convertible pistol as a semiautomatic pistol that can be easily converted into a machinegun using a specific device known as a pistol converter. Starting July 1, 2026, licensed firearms dealers will be prohibited from selling or transferring these weapons, with specific exceptions for police and military use. The bill also aims to strengthen penalties for violations of these provisions which may include fines and revocation of dealer licenses.

Sentiment

The sentiment around AB 1127 appears to be mixed, with support primarily from gun control advocates who view the bill as a necessary step in reducing gun violence and preventing dangerous modifications to firearms. Conversely, opponents, including certain firearms dealers and firearm rights advocates, express concern that the legislation may infringe on the rights of lawful gun owners and create unnecessary barriers for businesses. This discourse highlights the ongoing debate in California over firearm regulation and public safety.

Contention

Notable points of contention within the discussions surrounding AB 1127 include the implications of defining machinegun-convertible pistols and the potential impact on lawful firearm owners who may rely on these constructs for personal defense. Furthermore, the bill’s penalties, including hefty fines and the risk of losing a dealer's license after multiple violations, raise concerns among firearm dealers about their operational viability and ability to comply with the new laws without inadvertently overstepping established boundaries.

Companion Bills

No companion bills found.

Previously Filed As

CA SB452

Firearms.

CA AB3064

Firearms.

CA SB377

Firearms.

CA SB55

Vehicles: catalytic converters.

CA SB965

Firearms.

CA AB1519

Vehicles: catalytic converters.

CA SB758

Firearms.

CA SB368

Firearms: requirements for licensed dealers.

CA SB2

Firearms.

CA AB641

Automobile dismantlers: catalytic converters.

Similar Bills

CA AB1263

Firearms: ghost guns.

CA AB3064

Firearms.

CA AB1621

Firearms: unserialized firearms.

CA SB14

Serious felonies: human trafficking.

CA SB1100

Firearms: transfers.

CA SB649

Firearms: silencers.