California Penal Code 626.9 (l): click.
Originally Posted by OldLincoln
626.9. (a) This section shall be known, and may be cited, as the
Gun-Free School Zone Act of 1995.
(c) Subdivision (b) does not apply to the possession of a firearm under any of the following circumstances:
(2) When the firearm is an unloaded pistol, revolver, or other firearm ... in a locked container or within the locked trunk of a motor vehicle.
(l) This section does not apply to ... a person holding a valid license to carry the firearm pursuant to Chapter 4 (commencing with Section 26150) of Division 5 of Title 4 of Part 6 ...
But then, that's CA. Doesn't really apply to CO.