California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 31752.1

(a)(1) Except as provided in subdivision (b), a public animal control agency or shelter, society for the prevention of cruelty to animals shelter, humane society shelter, or rescue group shall not release a cat to an owner seeking to reclaim it, or adopt out, sell, or give away a cat to a new owner, unless either of the following conditions is met:

(2) If the agency, shelter, or group does not have microchipping capability on location, the agency, shelter, or group shall make a good faith effort to maintain a list of local and regional free or discounted regional microchipping services and provide that information to the owner or new owner.

(3) An agency, shelter, or group may require proof that the cat is microchipped pursuant to paragraph (1) before releasing, adopting out, selling, or giving away the cat. If a cat has a preexisting microchip or there is reasonable proof of ownership, the agency, shelter, or group shall document and retain a record of all efforts made to contact the microchip's primary registrant or other demonstrated owner for at least two years.

(4) For purposes of subparagraph (B) of paragraph (1), an owner reclaiming a cat or new owner receiving a cat is not required to register the cat's microchip number with a microchip registry company that will use, without the owner's or new owner's consent, the personal information of the owner or new owner for purposes other than to reunite the owner or new owner with the cat.

(b)(1) Notwithstanding subdivision (a), this section does not require a cat to be microchipped if a licensed veterinarian certifies in writing that the cat is medically unfit for the microchipping procedure because the cat has a physical condition that would be substantially aggravated by the procedure.

(2) Notwithstanding subdivision (a), this section does not require a cat to be microchipped if the agency, shelter, or group receives a signed form from the owner reclaiming the cat or new owner receiving the cat that states that the cost of microchipping would impose an economic hardship for the owner or new owner.

(c)(1) An agency, shelter, or group that violates this section on or after January 1, 2022, is subject to a civil penalty of one hundred dollars ($100).

(2) Chapter 7 (commencing with Section 31401) of Division 14 andSection 9do not apply to a violation of this section.

(3) An agency, shelter, or group that does not have microchipping capability on location is not subject to the civil penalty described in this subdivision upon obtaining the agreement described in subparagraph (B) of paragraph (1) of subdivision (a).