Utah Code § 10-8-65: Regulation of dogs -- Service animals permitted.

(1) Subject to Section 18-2-101, a municipality may:

(a) license, tax, regulate, or prohibit the keeping of dogs; and

(b) authorize the destruction, sale, or other disposal of a dog if the dog is at large contrary to ordinance.

(2)

(a) As used in this Subsection (2):

(i) "Retired service animal" means a dog that:

(A) at one time was a service animal for the current owner; and

(B) no longer provides service animal services for the owner because of the dog's age or other factors limiting the dog's service capability.

(ii) "Service animal" means a dog that:

(A) is used by a law enforcement agency;

(B) is specially trained or is in training for law enforcement work; and

(C) assists a law enforcement agency in the performance of law enforcement duties.

(b) If a municipality adopts a limit as to the number of dogs a person may keep, the municipality shall allow a person to keep a service animal, a retired service animal, or both in addition to that limit.