San Francisco, California

• Dogs classified as pit bulls must be spayed and neutered, with certain exceptions.

SEC. 43.1. MANDATORY SPAYING AND NEUTERING OF PIT BULLS; EXCEPTIONS. No person may own, keep, or harbor any dog within the City and County of San Francisco that the person in possession knew, or should have known, was a pit bull that has not been spayed or neutered unless:
(a) The pit bull is under eight weeks of age;
(b) The pit bull cannot be spayed or neutered without a high likelihood of suffering serious bodily harm or death due to a physical abnormality. A veterinarian must certify such a condition, determine the time frame after which the pit bull can be spayed/neutered. Within 30 days of the operative date of this ordinance, or within 30 days of, taking possession or ownership of an unspayed or unneutered pit bull, the owner, guardian or keeper must submit such documentation to be verified by the Department;
(c) The pit bull has been present in the City and County of San Francisco for less than thirty days;
(d) The owner, guardian or keeper has obtained, or has submitted an application for a breeding permit in accordance with Section 44 et seq. of the San Francisco Health Code;
(e) Determination of breed is under appeal pursuant to Section 43(b) above; or
(f) The pit bull is a show dog. Within 30 days of the operative date of this ordinance, or within 30 days of taking possession or ownership of an unspayed or unneutered pit bull, the owner, guardian or keeper must submit a copy of the organization papers (AKC or UKC) to the Department of Animal Care and Control demonstrating the pedigree information and show dog registration and that the dog conforms with the same breeding permit guidelines set forth in Sections 44.1(a)(3)(A), 44.1(a)(3)(B), 44.1(a)(3)(C) and 44.1(a)(3)(D). (Added by Ord. 268-05, File No. 051607, App. 11/22/2005)