Section 30400.
Cal. Penal Code - PEN § 30400.
in effect(a)
Except as provided in subdivision (b) and in Section 30420, or except by operation of law, it shall be unlawful for a person to purchase, sell, offer to sell, or transfer ownership of any firearm precursor part in this state that is not a federally regulated firearm precursor part.
(b)
This section does not apply to either of the following:
(1)
The purchase of a firearm precursor part that is not a federally regulated firearm precursor part by a federally licensed firearms manufacturer or importer, or by a federal licensee authorized to serialize firearms.
(2)
The sale, offer to sell, or transfer of ownership of a firearm precursor part that is not a federally regulated firearm precursor part to a federally licensed firearms manufacturer or importer, or to a federal licensee authorized to serialize firearms.
(c)
A violation of this section is a misdemeanor punishable by imprisonment in a county jail not exceeding six months, by a fine not exceeding one thousand dollars ($1,000), or by both that fine and imprisonment.
References
referencesCal. Penal Code - PEN § 30420.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026