Section 17180.
Cal. Penal Code - PEN § 17180.
in effectAs used in this part, “short-barreled shotgun” means any of the following:
(a)
A firearm that is designed or redesigned to fire a fixed shotgun shell and has a barrel or barrels of less than 18 inches in length.
(b)
A firearm that has an overall length of less than 26 inches and that is designed
or redesigned to fire a fixed shotgun shell.
(c)
Any weapon made from a shotgun (whether by alteration, modification, or otherwise) if that weapon, as modified, has an overall length of less than 26 inches or a barrel or barrels of less than 18 inches in length.
(d)
Any device that may be readily restored to fire a fixed shotgun shell which, when so restored, is a device defined in subdivisions (a) to (c), inclusive.
(e)
Any part, or combination of parts, designed and intended to convert a device into a device defined in subdivisions (a) to (c), inclusive, or any combination of parts from which a device defined in subdivisions (a) to (c), inclusive, can be readily assembled if those parts are in the possession or under the control of the same person.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026