Colorado Governor Signs Ban on 3D-Printed Firearms Into Law

Summary

Colorado Governor Jared Polis signed House Bill 1144 into law on May 4, 2026, banning the manufacture of firearms and components using 3D printers and CNC machines, effective July 1, 2026. This legislation expands on existing ghost gun bans and criminalizes home gunsmithing using computer-controlled manufacturing tools in Colorado.