Missouri § 273.403 - Sterilization of all cats and dogs adopted or purchased from animal shelters or animal control agencies, procedure.

Full text of Missouri Revised Statutes of Missouri § 273.403 — Sterilization of all cats and dogs adopted or purchased from animal shelters or animal control agencies, procedure., with citation guidance and answers to common questions.

§ 273.403. Sterilization of all cats and dogs adopted or purchased from animal shelters or animal control agencies, procedure.

1.  Provisions shall be made for the sterilization of all dogs and cats sold or released for adoption or purchased from any public or private animal shelter or animal control agency operated by a humane society, or by a county or city, or other political subdivision.  Such provisions may be made by:

(1)  Providing for sterilization by a licensed veterinarian before relinquishing custody of the animal; or

(2)  Entering into a written agreement with the adopter or purchaser guaranteeing that sterilization will be performed by a licensed veterinarian, in compliance with a sterilization agreement which shall contain the following information:

(a)  The date of the agreement;

(b)  The name, address, and signature of the releasing agency and the adopter;

(c)  A description of the animal to be adopted;

(d)  A statement printed in conspicuous bold print that sterilization of the animal is required pursuant to sections 273.400 to 273.405;

(e)  A sterilization completion date which shall be either:

a.  The thirtieth day after the date of adoption in the case of an adult animal; or

b.  The thirtieth day after a specified date estimated to be the date an adopted infant female or male puppy or kitten becomes six months of age; or

c.  If the releasing agency has a written policy recommending sterilization of certain infant animals at an earlier date, the thirtieth day after the date contained in* the written policy.

2.  An adopter that signs a sterilization agreement shall have the adopted animal sterilized on or before the sterilization date stated in the agreement.  If the sterilization completion date stated in the agreement falls on a Saturday, Sunday, or legal holiday, the deadline may be extended to the first day that is not a Saturday, Sunday or legal holiday.  The releasing agency may extend the deadline for thirty days on the presentation of a letter or telephone report from a licensed veterinarian stating that the life or health of the adopted animal may be jeopardized by sterilization.  There shall be no limit to the number of extensions that may be granted for this reason.

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(L. 1992 S.B. 636 § 8)

*Word "after" appears in original rolls.

---- end of effective  28 Aug 1992 ----

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Source: official Missouri text · Last verified 2026-08-27

Frequently Asked Questions About Missouri § 273.403

What does Revised Statutes of Missouri § 273.403 cover?

Section 273.403 ("Sterilization of all cats and dogs adopted or purchased from animal shelters or animal control agencies, procedure.") is part of the Revised Statutes of Missouri, the codified statutory law of Missouri. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.

How do I cite Missouri § 273.403?

A common citation format is "Revised Statutes of Missouri § 273.403" (Missouri). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.

Is this the official text of Missouri law?

No. This page is for research and education and may not include the most recent amendments. For official current law, check the Missouri official source linked on this page or consult a licensed Missouri attorney.

How does Missouri § 273.403 apply to my situation?

Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Missouri can advise on how this section applies to you. Contact your state or local bar association for a referral.

Sources & Verification

Not legal advice. Verify against the official source and consult a licensed attorney in Missouri.