Aurora, IL Animal Ordinances: Mandatory Spay/Neuter (2026)
Key Facts
- Who's covered
- Pet shops, kennels, dealers
- Requirement
- Spay/neuter before sale
- Also required
- Microchip before sale
- Not covered
- Ordinary household pet owners
Summary
Aurora, Illinois (Kane County) requires pet shops, kennels, dealers, and other licensed animal businesses to spay or neuter and microchip every dog and cat before adoption or sale.
No person shall engage in the business of pet shop operator, kennel operator, dog dealer, animal welfare organization, veterinary hospital, or other business dealing in birds, companion animals or dangerous animals or any combination thereof without a license issued by the State of Illinois, and shall also comply with all applicable requirements of article vii of chapter 25 of this code pertaining to business registration. All businesses shall provide animals with species and age appropriate food, clean, potable water, and appropriate type and sized housing for the species and size of the animal. Housing shall allow for the animal to be able to stand up, turn around, and lay down as well as engage in normal species-specific behavior. All businesses shall provide animals regular medical care and seek immediate medical attention from a licensed veterinarian for any ill or injured animal. All businesses shall spay/neuter and microchip dogs and cats prior to adoption or sale. All such businesses shall be kept free and clean of decaying food and filth of any kind and shall be maintained under safe and sanitary conditions at all times, and in compliance with this chapter and state regulations.
Full Breakdown
Aurora Code § 9-4 requires every licensed pet shop, kennel, dog dealer, veterinary hospital, or animal welfare organization operating in Aurora, Illinois, across all four counties the city spans, Kane, DuPage, Will, and Kendall, to spay/neuter and microchip each dog or cat before it is adopted out or sold. The mandate is bundled with the same section's food, water, housing, and veterinary-care duties for those businesses. It does not reach ordinary households, Aurora has no citywide mandatory spay/neuter law for pet owners outside the licensed-business context.
Violations & Fines
A licensed animal business that adopts out or sells an unaltered, non-microchipped dog or cat violates § 9-4, exposing it to Animal Care & Control action against its State license.
Frequently Asked Questions
Does Aurora, Illinois require all pet owners to spay or neuter their pets?
What must a pet business do before selling a dog in Aurora?
Sources & Official References
Other rules in Aurora
Compare Aurora to another location·View the Illinois animal ordinances overview
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