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Multnomah County, OR Animal Ordinances: Cat Rules (2026)

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

Key Facts

License deadline
Within 30 days of age 6
License term
1, 2 or 3 years, rabies required
At-large exemption
Cats excluded from 'at large' definition
First-offense fine
$30 to $150 (Class C infraction)
Governs
Unincorporated county only, not Portland

Summary

Multnomah County requires owners to license dogs and cats by age six months under County Code § 13.101, but § 13.002 excludes domestic cats from the "animal at large" definition, so free-roaming cats face no leash or at-large citation.

These county ordinances apply to unincorporated areas of Multnomah County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

(A) Dogs and cats shall be licensed within 30 days of obtaining the age of six months or within 30 days of obtaining residency in the county or acquisition by the owner or keeper, whichever occurs later.

(B) Licenses shall be valid for one, two or three years from date of issuance, at the option of the pet owner or keeper and, for dogs and cats, shall require a current rabies inoculation for licensing period selected and shall be issued upon payment of the fee required by § 13.512.

(C) Licenses issued under prior existing county ordinances shall remain valid until expiration.

(D) The person who licenses an animal becomes the owner or keeper of record and is responsible for the action or behavior of his or her animal, including the responsibilities of owners provided in § 13.305. Penalty, see § 13.999 (Ord. 918, passed, 08/06/1998; ‘ 90 Code, § 8.10.070, 07/01/1998; Ord. 909, passed, 06/25/1998; Ord. 850, passed, 04/11/1996; Ord. 732, passed, 09/03/1992; Ord. 480, passed, 10/31/1985; Ord. 156, passed, 12/22/1977)

Full Breakdown

County Code § 13.101 requires every dog and cat to be licensed within 30 days of turning six months old, or within 30 days of moving into the county or acquiring the pet: whichever is later. Licenses run one, two or three years and require a current rabies vaccination for the term chosen. § 13.002 defines "animal at large" to exclude domestic cats, so Animal Services cannot cite or impound a free-roaming cat under the leash-and-restraint standard that applies to dogs. Skipping the license is a Class C infraction, fined $30 to $150 for a first offense. The Code covers unincorporated county; Portland licenses pets under its own municipal code.

Violations & Fines

Unlicensed cat: Class C infraction, $30-$150 fine first offense, rising to $150 for repeat violations within 12 months; officers dismiss the citation on proof of license within 10 days.

Frequently Asked Questions

Do free-roaming cats get impounded like loose dogs in unincorporated Multnomah County?
No. County Code § 13.002 defines "animal at large" to exclude domestic cats, so the leash-and-confinement standard Animal Services uses to cite or impound loose dogs does not apply to cats.
Does my cat need a county license even if it roams free or stays indoors?
Yes. § 13.101 requires every cat be licensed within 30 days of turning six months old or moving into the county, with a current rabies vaccination, regardless of whether it roams.
Does this code apply if I live in Portland?
No. Multnomah County Code Chapter 13 governs the unincorporated county. Portland issues pet licenses under its own municipal code, not this chapter.

Sources & Official References

Other rules in Multnomah County

All Multnomah County rules

Compare Multnomah County to another location·View the Oregon animal ordinances overview

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