Utah Code Title 76. Utah Criminal Code § 76-2-401. Justification as defense--When allowed

(a) when the actor's conduct is in defense of persons or property under the circumstances described in Sections 76-2-402 through 76-2-406 of this part;

(b) when the actor's conduct is reasonable and in fulfillment of his duties as a governmental officer or employee;

(c) when the actor's conduct is reasonable discipline of minors by parents, guardians, teachers, or other persons in loco parentis, as limited by Subsection (2);

(d) when the actor's conduct is reasonable discipline of persons in custody under the laws of the state; or

(e) when the actor's conduct is justified for any other reason under the laws of this state.