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Animal Ordinances in Doña Ana County, NM (2026)

12 rules for unincorporated Doña Ana County, New Mexico.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Doña Ana County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Chickens & Livestock

Unincorporated Doña Ana County lets residents keep chickens and other fowl as "very small animals" once their lot is larger than 0.50 acre, per Unified Development Code § 350-511.C. Below that size a special use permit is required, and flock size is capped by a formula tied to lot acreage plus a 35-foot setback from a neighbor's dwelling.

Doña Ana County Backyard Poultry Density Rules

Some Restrictions

Doña Ana County Code § 350-511.C

The following regulations are established for the keeping of small animals such as goats, sheep, miniature horses and the like and very small animals such as rabbits, poultry and fowl in residential zoning districts with properties greater than 0.50 acres in size. If properties are less than 0.50 acres in size, a special use permit (S) is required... Very small animals. Minimum area of open pro...

Dog Leash Laws

Doña Ana County requires every animal to be under humane restraint at all times, on or off the owner's property. Off-property, an animal must be on a leash under immediate control; on-property, a dog may be tethered only under strict time, length and weight limits set out in § 134-6.

Doña Ana County Pet Restraint and Leash Rule

Some Restrictions

Doña Ana County Code § 134-6.A, D(1)

A. Physical restraint. A person owning or having charge, custody, or care over an animal shall keep the animal under humane physical restraint at all times. ... D. Public premises. A person owning or having charge, custody, or care over an animal off of his or her premises shall keep the animal under immediate control. (1) A leash used to restrain an animal shall be of suitable length so as to ...

Breed Restrictions

Doña Ana County has no breed ban: it regulates dogs by proven behavior under the state Dangerous Dog Act, requiring court-backed seizure petitions and annual registration fees of $250 to $300 once a dog is declared dangerous.

Doña Ana County Dangerous Dog Registration Rules

Significant Restrictions

Doña Ana County Code § 134-18; § 179-21.F, .G

§ 134-18. Dangerous or potentially dangerous dogs. A. Owner responsibility. A person owning or having charge, custody, care, or control over a dangerous or potentially dangerous dog shall comply with the provisions of the Dangerous Dog Act, NMSA 1978, § 77-1A-2 et seq., as amended. B. Animal Control Officers may apply to a court of competent jurisdiction for a warrant to seize a dog believed to...

Exotic Pets

Doña Ana County outright bans keeping wolves, big cats, bears, primates, venomous snakes, gila monsters, alligators and other listed wild or exotic species as pets anywhere in the unincorporated county, with narrow exceptions for vets and permitted wildlife rehabbers.

Doña Ana County Wild and Exotic Animal Ban

Heavy Restrictions

Doña Ana County Code § 134-19

§ 134-19. Prohibited animals. A. Wildlife and exotic animals. A person shall not possess, harbor, or keep any wild or exotic animal of a species that in its natural life is potentially dangerous or ferocious. Such animals, though they may be trained and domesticated, remain a danger to others, and include: (1) Wolves, coyotes, foxes, dingoes, and other members of the nondomestic canine families...

Pet Limits

Doña Ana County caps any premises in the unincorporated county at 15 adult dogs and cats combined; a site with more than six needs a multiple-animal site permit and must meet sanitation, spacing and spay/neuter standards under § 134-15.

Doña Ana County Multiple-Animal Site Cap

Some Restrictions

Doña Ana County Code § 134-15.B(12)

(12) Limit the number of adult dogs or cats, or any combination thereof, as follows: (a) The maximum allowable number of dogs, cats, or any combination thereof is 15. (b) For sites with six or fewer dogs, cats, or any combination thereof, no multiple-animal site permit shall be required.

Cat Rules

Doña Ana County exempts trap-neuter-return colonies from its ownership and abandonment rules but bans returning feral cats within 2,000 feet of schools, day cares, nursing homes, parks and county property, or within two miles of the Rio Grande, and requires repeat nuisance cats to be adopted out or euthanized.

Doña Ana County Feral Cat TNR Placement Rule

Significant Restrictions

Doña Ana County Code § 134-7.D

Any trap, neuter and return (TNR) of feral cats is prohibited from being returned to the area or vicinity where they were picked up from if it is within 2,000 feet of a licensed day-care center, public or private school(s), nursing home or care facility, any park, or County-owned or leased property. Furthermore, TNR cats are prohibited from being returned within two-miles of the Rio Grande or w...

Mandatory Spay/Neuter

Doña Ana County does not ban unaltered pets outright but requires an annual intact animal permit for every unspayed or unneutered dog or cat, with the fee refunded if the owner sterilizes the animal within 90 days, under § 134-14.

Doña Ana County Intact Animal Permit Rule

Significant Restrictions

Doña Ana County Code § 134-14.A

A. Intact animal permit. A person owning or having charge, custody, or care over an intact dog or cat shall obtain an intact animal permit from the Animal Control Unit for each intact dog or cat owned, whether or not the person intends to breed the animal. ... (4) The intact animal permit fee shall be refunded to the permit holder if the intact dog or cat is sterilized within 90 days of the iss...

Microchipping

Doña Ana County requires every dog and cat owner in the unincorporated county to keep the animal microchipped and to produce proof of a working, current microchip whenever an Animal Control Officer requests it or scans the animal. The same section requires an ID tag on the collar away from home.

Doña Ana County Pet Microchip and ID Tag Rule

Some Restrictions

Doña Ana County Code § 134-3.C

C. Owner identification and microchipping requirements. (1) The person owning or having charge, custody, or care of a dog or cat shall provide proof of a current implanted working microchip upon the request or scan of the Animal Control Officer. (2) The person owning or having charge, custody, or care of a dog or cat shall keep an identification tag affixed to a collar or harness worn by the an...

Pet Store Rules

Doña Ana County outlaws operating a puppy mill outright, defining the term as a commercial dog-breeding operation run for profit over animal welfare. Sellers also cannot offer unweaned puppies or kittens, or sell any animal on a public street, unless operating as a licensed professional animal establishment.

Doña Ana County Puppy Mill Ban

Heavy Restrictions

Doña Ana County Code § 134-2 (definition), § 134-13

PUPPY MILL: A commercial dog breeding facility operated with an emphasis upon profits above animal welfare and often in substandard conditions regarding the well-being of the dogs and puppies at the facility, which substandard conditions include but are not necessarily limited to over-breeding, inbreeding, minimal veterinary care, poor quality of food and shelter, lack of human socialization, o...

Veterinary Clinic Zoning

Veterinary clinics, animal hospitals and kennels are classified as "Civic Support" uses in the County's Unified Development Code zoning matrix. Table 5.1 permits the use by right in some zoning districts, requires a special use permit in others, and treats it as a conditional use capped at 30 parking spaces in the T4 General Neighborhood zone.

Doña Ana County Veterinary Clinic Zoning

Some Restrictions

Doña Ana County UDC § 350-501, Table 5.1; § 350-502, Table 5.2

Legend P Permitted C Conditional uses, see Table 5.2 S Special use permit ... Civic Support Animal hospital, veterinary clinic, kennel, agricultural office, and training and medical research ... Table 5.2 Conditions for Transect Zones Use District T4 ... Civic support 30 parking spaces maximum

Bird Protection

Doña Ana County requires a special animal permit before anyone can keep an outdoor rehabilitation aviary, a bird of prey, or a pigeon loft, and will not issue the aviary or raptor permit without proof of a federal and State Game and Fish license, per § 134-16.

Doña Ana County Aviary and Bird of Prey Permit

Significant Restrictions

Doña Ana County Code § 134-16.A, B

A. Outdoor rehabilitation aviary. A special permit is required by any person to keep or maintain an outdoor rehabilitation aviary. The County Codes Enforcement Department will not issue this special permit without proof of a license issued by the federal government and the State Department of Game and Fish. B. Birds of prey. A special permit is required by any person to keep or maintain a bird ...

Wildlife Rescue Permits

Doña Ana County requires a special permit before anyone keeps an outdoor rehabilitation aviary, and the County will not issue one without proof of a federal license plus a New Mexico Department of Game and Fish license already in hand.

Doña Ana County Wildlife Rehabilitation Aviary Permit

Significant Restrictions

Doña Ana County Code § 134-16.A, .E

A. Outdoor rehabilitation aviary. A special permit is required by any person to keep or maintain an outdoor rehabilitation aviary. The County Codes Enforcement Department will not issue this special permit without proof of a license issued by the federal government and the State Department of Game and Fish. ... E. Application generally. Any person who operates or proposes to operate an aviary f...

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