Pen. Code, § 18005

(a) An officer to whom a weapon is surrendered under Section 18000, except upon the certificate of a judge of a court of record, or of the district attorney of the county, that the retention thereof is necessary or proper to the ends of justice, shall destroy that weapon and, if applicable, submit proof of its destruction to the court.

(b) If any weapon has been stolen and is thereafter recovered from the thief or the thief’s transferee, or is used in a manner as to constitute a nuisance under Section 19190, 21390, 21590, 25700, 26110, 26395, or 29300, without the prior knowledge of its lawful owner that it would be so used, it shall not be destroyed pursuant to subdivision (a) but shall be restored to the lawful owner, as soon as its use as evidence has been served, upon the lawful owner’s identification of the weapon and proof of ownership, and after the law enforcement agency has complied with Chapter 2 (commencing with Section 33850) of Division 11 of Title 4.

(c) No stolen weapon shall be destroyed pursuant to subdivision (a) unless reasonable notice is given to its lawful owner, if the lawful owner’s identity and address can be reasonably ascertained.

(d) If the weapon was evidence in a criminal case, the weapon shall be retained as required by Chapter 13 (commencing with Section 1417) of Title 10 of Part 2.

(e) (1) Every law enforcement agency shall develop and maintain a written policy on the destruction of firearms and other weapons including, without limitation, policies for identifying firearms and other weapons that are required to be destroyed, keeping records of those firearms and other weapons, including entry into the Automated Firearms System, as applicable, and the destruction and disposal of those firearms and other weapons. A law enforcement agency that either contracts with, or operates under, a memorandum of understanding (MOU) with another agency for the storage or destruction of weapons or other firearms shall have a policy identifying the other agency and outlining the responsibilities of both agencies under the contract or MOU.

(2) Every law enforcement agency shall post the policy required by this subdivision on its internet website.

(f) As used in this section, the following terms are defined as follows:

(1) “Destroy” means to destroy a firearm or other weapon in its entirety by smelting, shredding, crushing, or cutting and shall include all parts including, without limitation, the frame or receiver, barrel, bolt, and grip of a firearm, as applicable, and any attachments including, but not limited to, a sight, scope, silencer, or suppressor, as applicable.

(2) “Law enforcement agency” means any police department, sheriffs’ department, or other department or agency of the state, or any political subdivision thereof, that employs any peace officer as described in Section 830.

(g) (1) If a law enforcement agency contracts with a third party for the destruction of firearms or other weapons pursuant to this section or any other related law, the agency shall ensure that any such contract explicitly prohibits the sale of any firearm or weapon, or any part or attachment thereof.

(2) This subdivision is not intended to prohibit the recycling, or sale for the purpose of recycling, of any scrap metal or other material resulting from the destruction of a firearm or other weapon.

(h) A law enforcement agency that had an existing contract with another person or entity for the destruction of firearms or other weapons prior to November 1, 2024, is not required to destroy a weapon pursuant to the requirements of subdivision (e) or (f) if any of those requirements would require the law enforcement agency to breach its contract with the other person or entity.