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Medford, OR Animal Ordinances: Mandatory Spay/Neuter (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Governing section
Medford Code 5.603(3)(c)
Trigger
Conviction for failure to control dangerous dog
Court can also order
Enclosure, warning sign, ownership suspension
Documentation
Owner must prove spay/neuter to court

Summary

Medford does not require every dog to be sterilized, but once a court convicts an owner of failing to control a dangerous dog, Medford City Code 5.603(3)(c) lets the judge order that dog spayed or neutered, with proof filed with the court.

In addition or in alternative to the penalties prescribed in section 5.603(2), the Court may impose one or more of the following conditions deemed necessary to protect the public health, safety and welfare: (a) Order a person to provide an enclosure to adequately confine a dangerous dog; (b) Order a person to post their property with a clearly visible warning sign that there is a dangerous dog on the property. (c) Require the person to have the dangerous dog spayed or neutered, and provide documentation demonstrating that the dangerous dog has been spayed or neutered;

View official code

Official source re-checked September 8, 2026: no newer edition of the code had been published (publisher’s edition: current through Ordinance 2026-32, passed May 6, 2026).

Full Breakdown

Medford Code Chapter 5's dangerous-dog law is narrow but has teeth. 603(1), a person commits failure to control a dangerous dog by intentionally, recklessly, or with criminal negligence permitting the dog to injure a person or animal, or by intentionally or recklessly letting it place someone in fear of imminent injury. 990(4) depending on which subsection applies. 603(3) gives the court a menu of protective conditions it can layer on top of, or instead of, the fine or jail time: requiring an adequate enclosure, requiring a posted warning sign on the property, suspending the person's right to own a dog in the City for a set period, requiring attendance at a responsible pet ownership class at the owner's expense, and, under subsection (3)(c), requiring the owner to have the dangerous dog spayed or neutered and to provide documentation proving it was done.

The court can also impose any additional condition it finds necessary to protect public health, safety and welfare under subsection (3)(f). 604 notes the dangerous-dog sections are meant to work alongside, not conflict with, state law, and the sections are severable from each other. There is no separate general mandatory spay/neuter ordinance for Medford pet owners outside this dangerous-dog remedy; a dog that has never been the subject of a dangerous-dog case is not subject to a City sterilization order.

Violations & Fines

Failure to control a dangerous dog carries criminal penalties under Section 5.990(1) or 5.990(4), and separately violating Section 5.602's general dog-control rules (running at large, biting, etc.) is a violation under Section 5.990(5). If a court orders spay/neuter, an enclosure, or a warning sign as a condition under 5.603(3) and the owner fails to comply, that noncompliance exposes the owner to further court action and can support additional restrictions, including suspension of the right to own a dog in the City.

Frequently Asked Questions

Does Medford require all dogs to be spayed or neutered?
No. Medford has no blanket sterilization mandate. Section 5.603(3)(c) only lets a judge order spay/neuter as a condition after a person is convicted of failing to control a dangerous dog under Section 5.603(1).
What else can a Medford court order besides spay/neuter?
Under Section 5.603(3), the court can order a secure enclosure, a posted warning sign, suspension of the right to own a dog in the City, a responsible pet ownership class at the owner's expense, and any other condition it finds necessary for public safety.
What happens if the dog attack was provoked?
Section 5.602(1)(e) makes provocation immediately before an injury a defense to a prosecution for a dog inflicting injury, which can affect whether a dangerous-dog finding, and any spay/neuter order, follows at all.

Sources & Official References

Other rules in Medford

All Medford rules

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