Utah Code § 76-6-302: Aggravated robbery.

(1)

(a) As used in this section, an act is considered to be "in the course of committing a robbery" if the act occurs in an attempt to commit, during the commission of, or in the immediate flight after the attempt or commission of a robbery.

(b) Terms defined in Section 76-1-101.5 apply to this section.

(2) An actor commits aggravated robbery if in the course of committing a robbery, the actor:

(a) uses or threatens to use a dangerous weapon;

(b) causes serious bodily injury to another individual; or

(c) takes or attempts to take an operable motor vehicle.

(3) A violation of Subsection (2) is a first degree felony.