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Bill > AB2047


CA AB2047

CA AB2047
Firearms: 3-dimensional printing blocking technology.


summary

Introduced
02/17/2026
In Committee
Crossed Over
Passed
Dead

Introduced Session

2025-2026 Regular Session

Bill Summary

An act to add Title 21.1 (commencing with Section 3273.631) to Part 4 Division 3 of the Civil Code, and to add Section 29187 to the Penal Code, relating to firearms.

AI Summary

This bill establishes new regulations for 3-dimensional printers in California, aiming to prevent the creation of untraceable firearms. It mandates that the Department of Justice (DOJ) develop performance standards for "firearm blueprint detection algorithms" (software that identifies designs for firearms or illegal firearm parts in 3D printing files) and "software controls processes" (technology that ensures printers only print approved designs). By July 1, 2027, the DOJ must publish these standards, and by January 1, 2028, it must begin certifying algorithms and processes that meet them. Manufacturers of 3D printers must then attest that their printers are equipped with certified firearm blocking technology, which includes both a certified detection algorithm and a certified software controls process. Starting March 1, 2029, it will be unlawful to sell or transfer 3D printers in California that are not equipped with this certified technology and listed on a DOJ compliance list, with exceptions for certain industries like licensed firearms manufacturers and government agencies. The bill also makes it a misdemeanor to knowingly disable or circumvent this firearm blocking technology with the intent to manufacture firearms or to sell modified printers.

Sponsors (1)

Last Action

From printer. May be heard in committee March 20. (on 02/18/2026)

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