SEC. 4504. PARENTAL RESPONSIBILITY FOR MINORS.

   Any parent or legal guardian, or a person over the age of 18, is also guilty of an offense punishable in accordance with Section 4503 if he or she knows or reasonably should know that a minor is likely to gain access to a firearm or a projectile weapon kept within any premises or vehicle which is under his or her custody or control, and a minor obtains and fires or discharges the firearm or projectile weapon within the City and County of San Francisco, in violation of Section 4502.

(Added by Ord. 89-94, App. 2/25/94)

SEC. 4505. FIREARMS AND PROJECTILE WEAPONS; CONFISCATION AND DISPOSAL OF.

   Any firearm or projectile weapon discharged within the City and County of San Francisco in violation of the provisions of Section 4502 is hereby declared to be a nuisance, and shall be surrendered to the Police Department of the City and County of San Francisco. The Chief of Police, except upon the certificate of a judge of a court of record, or of the District Attorney that the preservation thereof is necessary or proper to the ends of justice, shall destroy or cause to be destroyed such firearms and projectile weapons, provided, however, that in the event any such firearm or projectile weapon is determined to have been stolen, the same shall not be destroyed but shall be returned to the lawful owner as soon as its use as evidence has been served, upon identification of the firearm or projectile weapon and proof of ownership thereof.

(Added by Ord. 89-94, App. 2/25/94)

SEC. 4506. FIREARMS AND PROJECTILE WEAPONS; EXCEPTIONS.

   (a)   The provisions of Section 4502 shall not apply to or affect:

      (1)   Sheriffs, constables, marshals, police officers, or other duly appointed peace officers in the performance of their official duties, or any person summoned by such officer to assist in making arrests or preserving the peace while said person so summoned is actually engaged in assisting such officer;

      (2)   Persons in lawful possession of a handgun who discharge said handgun in necessary and lawful defense of self or others while in a personal residence; or

      (3)   Persons in lawful possession of a firearm or projectile weapon who are expressly and specifically authorized by federal or state law to discharge said firearm or projectile weapon under the circumstances present at the time of discharge.

   (b)   Use of firearms and projectile weapons may be permissible when integral to the pursuit of specific competitive and sporting events, including but not limited to events such as target and skeet shooting, upon issuance of a permit from the Chief of Police to persons conducting the event or engaged in the business of providing the location at which the event is to take place. The Chief of Police shall formulate criteria for the application, issuance, and renewal of such permits, and may require as a condition of approval the posting of any bond, or proof of adequate liability insurance.

(Added by Ord. 89-94, App. 2/25/94; amended by Ord. 50-11, App. 3/16/2011)

SEC. 4507. FIREARMS AND PROJECTILE WEAPONS; POSSESSION OF BY MINORS.

   (a)   It shall be unlawful for any person under the age of 18 to have in his or her possession within the City and County of San Francisco any firearm or projectile weapon, as defined in Section 4501. Violation of this provision shall be punishable in the manner provided in Section 4503.

   (b)   It shall be unlawful for any parent or legal guardian, or any person over the age of 18 years, to sell, give or otherwise transfer to any minor in the City and County of San Francisco under the age of 18 years, or to allow such minor to possess, any firearm or projectile weapon, as defined in Section 4501. Violation of this provision shall be punishable in the manner provided in Section 4503.

   (c)   Any firearm or projectile weapon, which is in possession of a minor in violation of this Article, is hereby declared to be a nuisance, and shall be surrendered to the Police Department of the City and County of San Francisco and disposed of in accordance with the provisions of Section 4505 above.

(Added by Ord. 89-94, App. 2/25/94)

Editor's Note: 
   See also the following Police Code provisions:
Sec. 602, Sale or Possession of Sling Shots or Toys Projecting Missiles by Air or Gas Prohibited.
Sec. 607, Possession of Sling Shots or Metal Knuckles Prohibited.
Sec. 608, Prohibiting Sale of Darts and Similar Weapons to Minors.
Sec. 609, Prohibiting Possession of and Purchase by Minors of Darts and Similar Weapons.

SEC. 4508. SEVERABILITY.

   This Article shall be enforced to the full extent of the authority of the City and County of San Francisco. If any subsection, sentence, clause, phrase, or word of this Article should be for any reason declared unconstitutional or invalid or ineffective by any court of competent jurisdiction, that decision shall not affect the validity or the effectiveness of the remaining portions of this Article or any part thereof. The Board of Supervisors hereby declares that it would have adopted this Article notwithstanding the unconstitutionality, invalidity, or ineffectiveness of any one or more of its subsections, sentences, clauses, phrases, or words.

(Added by Ord. 89-94, App. 2/25/94)