I am not a lawyer nor am I providing you legal advice. I am providing excerpts directly from the Utah code that can be found here: http://le.utah.gov/UtahCode/title.jsp
76-10-523. Persons exempt from weapons laws.
(2) The provisions of Subsections 76-10-504(1) and (2), and Section 76-10-505 do not apply to any person to whom a permit to carry a concealed firearm has been issued:
(a) pursuant to Section 53-5-704; or
(b) by another state or county.
6-10-504. Carrying concealed dangerous weapon — Penalties.
[CFP Exempt from]
(1) Except as provided in Section 76-10-503 and in Subsections (2), (3), and (4), a person who carries a concealed dangerous weapon, as defined in Section 76-10-501, including an unloaded firearm on his or her person or one that is readily accessible for immediate use which is not securely encased, as defined in this part, in or on a place other than the person’s residence, property, a vehicle in the person’s lawful possession, or a vehicle, with the consent of the individual who is lawfully in possession of the vehicle, or business under the person’s control is guilty of a class B misdemeanor.
(2) A person who carries a concealed dangerous weapon which is a loaded firearm in violation of Subsection (1) is guilty of a class A misdemeanor.
(3) A person who carries concealed an unlawfully possessed short barrel shotgun or a short barrel rifle is guilty of a second degree felony.
As used in this part:
(6) (a) “Dangerous weapon” means an item that in the manner of its use or intended use is capable of causing death or serious bodily injury.
(b) The following factors shall be used in determining whether a knife, or another item, object, or thing not commonly known as a dangerous weapon is a dangerous weapon:
(i) the character of the instrument, object, or thing;
(ii) the character of the wound produced, if any;
(iii) the manner in which the instrument, object, or thing was used; and
(iv) the other lawful purposes for which the instrument, object, or thing may be used.
(c) “Dangerous weapon” does not include an explosive, chemical, or incendiary device as defined by Section 76-10-306.