SB 43 Colorado Senate · 2026 Regular Session

Record Keeping & Regulation of Sale of Firearm Barrel

Summary
The bill requires a firearm barrel to be sold or transferred in person by a federally licensed firearm dealer. A person who is not a federally licensed firearm dealer shall not possess a firearm barrel with the intent to sell or transfer, or with the intent to offer to sell or transfer, the firearm barrel. Unlawful sale of a firearm barrel and unlawful possession with intent to sell a firearm barrel are each an unclassified misdemeanor.A person must be 18 years old or older and legally allowed to purchase a firearm under state and federal law to purchase a firearm barrel, subject to certain exceptions.The bill requires a federally licensed firearm dealer to record a sale or transfer of a firearm barrel for at least 5 years.The bill requires the Colorado bureau of investigation to create a form for federally licensed firearm dealers to record a sale or transfer of a firearm barrel.(Note: This summary applies to the reengrossed version of this bill as introduced in the second house.)
Bill status passed 3 of 5 stages cleared
Introduction
Jan 2026
Committee Review
Mar 2026
Senate Passage
Mar 2026
House Failed
Mar 2026
Governor
Introduced Jan 27, 2026 Last action May 13, 2026
Maddy AI version diff · 3 comparisons

What changed between versions

Reengrossed Revised · 3 edits · Mar 19, 2026
MINOR
The bill's status was updated from 'Reengrossed' to 'Revised' to reflect amendments adopted on the second reading. A committee name was expanded to include 'Civic' affairs. Most significantly, the bill removed the provision classifying the unlawful purchase of a firearm barrel as a civil infraction, while retaining requirements for dealers to record sale information.
Scope change
The bill's scope regarding penalties was narrowed by removing the specific civil infraction status for unlawful purchases, though the requirement for dealers to record transfer information remains.
ENFORCEMENT

Deleted the text defining the unlawful purchase of a firearm barrel as a civil infraction.

TECHNICAL

Added a header indicating the bill was amended on the second reading on March 19, 2026.

Updated the House committee name to include 'Civic' affairs.

Floor votes · House Mar 19, 2026

How they voted

This bill passed the Senate by voice vote (no roll call recorded).
Full legislative history

Actions timeline

Total actions
15
Key actions
3
Committee
2
Mar 19, 2026
Vote failed
House Vote: fail (27-33-4)
house
Mar 16, 2026
Lower · Passed
House Committee on State, Civic, Military, & Veterans Affairs Refer Amended to House Committee of the Whole
lower
Mar 9, 2026
Introduced
Introduced In House - Assigned to State, Civic, Military, & Veterans Affairs
lower
Mar 2, 2026
Upper · Passed
Senate Third Reading Passed - No Amendments
upper
Feb 12, 2026
Upper · Passed
Senate Committee on State, Veterans, & Military Affairs Refer Unamended to Senate Committee of the Whole
upper
Jan 27, 2026
Introduced
Introduced In Senate - Assigned to State, Veterans, & Military Affairs
upper
3 primary · 8 co-sponsors

Sponsors