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Kauai County, HI Animal Ordinances: Mandatory Spay/Neuter (2026)

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

Key Facts

Sterilization required for
at-large cats over 3 months old
Governing section
Kaua'i County Code Section 22-24.5
First-offense fine
$100-$200
Third+ offense fine
$300-$500
Redemption fee (unsterilized)
$25-$75 per Sec. 22-24.7
Enforcing agency
Kaua'i Humane Society (Animal Control Provider)

Summary

Kaua'i County Code Section 22-24.5 makes it unlawful for a cat owner to let a cat over three months old be at large unless it has been sterilized by a veterinarian. Fines run from $100-$200 for a first offense up to $300-$500 for repeat violations under Section 22-24.11.

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

It is unlawful for a cat owner to allow a cat over the age of three (3) months to be at large unless the cat has been sterilized by a veterinarian. ... Any person violating any section or provision of this Article shall be punished by a fine of not less than one hundred dollars ($100.00) and not to exceed two hundred dollars ($200.00) for the first offense. For the second violation, the punishment shall be by a fine of not less than two hundred dollars ($200.00) and not to exceed three hundred dollars ($300.00). For all violations in excess of two (2), the punishment shall be a fine of not less than three hundred dollars ($300.00) and not to exceed five hundred dollars ($500.00).

Full Breakdown

Section 22-24.5, part of the Cat Microchipping Program adopted by Ordinance No. 965 in 2014 and amended by Ordinance No. 1093 in 2021, effectively mandates sterilization for any cat that is not kept exclusively confined to its owner's property: once a cat over three months old is at large, defined in Section 22-24.1 as being on someone else's premises without consent or in any public place, it must already have been sterilized by a veterinarian. The rule works alongside the Article's microchip and impoundment provisions.

If an unsterilized cat is picked up and released to the Animal Control Provider, the Kaua'i Humane Society, Section 22-24.4 requires the Provider to spay or neuter any impounded cat before adoption unless a veterinarian certifies the cat is too sick or injured or that sterilization would otherwise harm its health. Under Section 22-24.7, an owner who wants to reclaim an impounded cat that has not been sterilized must pay a redemption fee of $25 for a first offense, $50 for a second, and $75 for a third or later offense, or may instead choose to have the Provider sterilize the cat before reclaiming it.

Section 22-24.11 sets the Article's general penalty scale: a fine of $100 to $200 for a first violation of any provision in the Article, $200 to $300 for a second, and $300 to $500 for a third or subsequent violation, on top of any redemption or impoundment fee already owed.

Violations & Fines

Letting an unsterilized cat over three months old run at large is a violation under Section 22-24.5, punished per Section 22-24.11 with a fine of $100 to $200 for a first offense, $200 to $300 for a second, and $300 to $500 for a third or subsequent offense. Reclaiming an impounded, unsterilized cat separately costs a $25 to $75 redemption fee under Section 22-24.7 unless the owner has the Provider sterilize it first.

Frequently Asked Questions

Does Kaua'i require all cats to be spayed or neutered?
Not every cat kept strictly on the owner's own property, but Section 22-24.5 makes it unlawful for a cat over three months old to be at large unless it has already been sterilized by a veterinarian, so any cat allowed outside its owner's property must be fixed.
What happens if my unsterilized cat is picked up at large?
The Animal Control Provider will sterilize the cat before adoption under Section 22-24.4 unless a veterinarian certifies it is too sick or injured, and if you reclaim it, Section 22-24.7 adds a redemption fee of $25 to $75 depending on how many prior offenses you have.
How much is the fine for violating the sterilization rule?
Section 22-24.11 sets a fine of $100 to $200 for a first violation of any Article 24 provision, $200 to $300 for a second, and $300 to $500 for a third or later violation, separate from any impoundment or redemption fee owed.

Sources & Official References

Other rules in Kauai County

All Kauai County rules

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