76-10-303. Powder houses.
Every person who builds, constructs, or uses within 300 feet of any residence or traveled county road any powder house, magazine, or building in which powder, dynamite, or other explosive is kept in quantities exceeding 500 pounds is guilty of a class B misdemeanor; provided that this section shall not apply to any magazine maintained at any mine or stone quarry.

76-10-306. Explosive, chemical, or incendiary device and parts — Definitions — Persons exempted — Penalties.
(1) As used in this section:
(a) “Explosive, chemical, or incendiary device” means:
(i) dynamite and all other forms of high explosives, including water gel, slurry, military C-4 (plastic explosives), blasting agents to include nitro carbon nitrate, ammonium nitrate, fuel oil mixtures, cast primers and boosters, R.D.X., P.E.T.N., electric and nonelectric blasting caps, exploding cords commonly called detonating cord, detcord, or primacord, picric acid explosives, T.N.T. and T.N.T. mixtures, nitroglycerin and nitroglycerin mixtures, or any other chemical mixture intended to explode with fire or force;
(ii) any explosive bomb, grenade, missile, or similar device; and
(iii) any incendiary bomb, grenade, fire bomb, chemical bomb, or similar device, including any device, except  kerosene lamps, if criminal intent has not been established, which consists of or includes a breakable container including a flammable liquid or compound and a wick composed of any material which, when ignited, is capable of igniting the flammable liquid or compound or any breakable container which consists of, or includes a chemical mixture that explodes with fire or force and can be carried, thrown, or placed.
(b) “Explosive, chemical, or incendiary device” does not include rifle, pistol, or shotgun ammunition, reloading  components, or muzzleloading equipment.
(c) “Explosive, chemical, or incendiary parts” means any substances or materials or combinations which have been prepared or altered for use in the creation of an explosive, chemical, or incendiary device. These substances or materials include:
(i) timing device, clock, or watch which has been altered in such a manner as to be used as the arming device in an explosive;
(ii) pipe, end caps, or metal tubing which has been prepared for a pipe bomb; and
(iii) mechanical timers, mechanical triggers, chemical time delays, electronic time delays, or commercially made or improvised items which, when used singly or in combination, may be used in the construction of a timing delay mechanism, booby trap, or activating mechanism for any explosive, chemical, or incendiary device.
(d) “Explosive, chemical, or incendiary parts” does not include rifle, pistol, or shotgun ammunition, or any signaling device customarily used in operation of railroad equipment.
(2) The provisions in Subsections (3) and (6) do not apply to:
(a) any public safety officer while acting in an official capacity transporting or otherwise handling explosives, chemical, or incendiary devices;
(b) any member of the armed forces of the United States or Utah National Guard while acting in an official capacity;
(c) any person possessing a valid permit issued under the provisions of Uniform Fire Code, Article 77, or any  employee of the permittee acting within the scope of employment;
(d) any person possessing a valid license as an importer, wholesaler, display operator, special effects operator, or flame effects operator under the provisions of Sections 11-3-3.5 and 53-7-223; and
(e) any person or entity possessing or controlling an explosive, chemical, or incendiary device as part of its lawful business operations.
(3) Any person is guilty of a second degree felony who, under circumstances not amounting to a violation of Title 76, Chapter 10, Part 4, Weapons of Mass Destruction, knowingly, intentionally, or recklessly possesses or controls an explosive, chemical, or incendiary device.
(4) Any person is guilty of a first degree felony who, under circumstances not amounting to a violation of Title 76, Chapter 10, Part 4, Weapons of Mass Destruction, knowingly or intentionally:
(a) uses or causes to be used an explosive, chemical, or incendiary device in the commission of or an attempt to commit a felony;
(b) injures another or attempts to injure another person or another person’s property through the use of an explosive, chemical, or incendiary device; or
(c) transports, possesses, distributes, or sells any explosive, chemical, or incendiary device in a secure area established pursuant to Section 76-8-311.1, 76-8-311.3, 76-10-529, or 78A-2-203.
(5) Any person who, under circumstances not amounting to a violation of Title 76, Chapter 10, Part 4, Weapons of Mass Destruction, knowingly, intentionally, or recklessly removes or causes to be removed or carries away any explosive, chemical, or incendiary device from the premises where the explosive, chemical, or incendiary device is kept by the lawful user, vendor, transporter, or manufacturer without the consent or direction of the lawful possessor is guilty of a second degree felony.
(6) Any person who, under circumstances not amounting to a violation of Title 76, Chapter 10, Part 4,Weapons of Mass Destruction, knowingly, intentionally, or recklessly possesses any explosive, chemical, or incendiary parts is guilty of  a third degree felony.

27 C.F.R. §555.26 – Prohibited shipment, transportation, receipt, possession, or distribution of explosive materials.
(a) General. No person, other than a licensee or permittee knowingly may transport, ship, cause to be transported, or receive any explosive materials:
Provided, That the provisions of this paragraph (a) do not apply to the lawful purchase by a nonlicensee or nonpermittee of commercially manufactured black powder in quantities not to exceed 50 pounds, if the black powder is intended to be used solely for sporting, recreational, or cultural purposes in antique firearms as defined in 18 U.S.C. 921(a)(16), or in antique devices as exempted from the term destructive device in 18 U.S.C. 921(a)(4).
(b) Holders of a limited permit. No person who is a holder of a limited permit may;
(1) Transport, ship, cause to be transported, or receive in interstate or foreign commerce any explosive materials;
(2) Receive explosive materials from a licensee or permittee, whose premises are located outside the State of residence of the limited permit holder; or
(3) Receive explosive materials on more than 6 separate occasions, during the period of the permit, from one or more licensees or permittees whose premises are located within the State of residence of the limited permit holder. (See  555.105(b) for the definition of 6 separate occasions.)
(c) Possession by prohibited persons. No person may ship or transport any explosive material in or affecting interstate or foreign commerce or receive or possess any explosive materials which have been shipped or transported in or affecting interstate or foreign commerce who:
(1) Is under indictment or information for, or who has been convicted in any court of, a crime punishable by imprisonment for a term exceeding one year;
(2) Is a fugitive from justice;
(3) Is an unlawful user of or addicted to any controlled substance (as defined in section 102 of the Controlled Substances Act (21 U.S.C. 802) and 555.11);
(4) Has been adjudicated as a mental defective or has been committed to a mental institution;
(5) Is an alien, other than an alien who?
(i) Is lawfully admitted for permanent residence (as that term is defined in section 101(a)(20) of the Immigration and Nationality Act (8 U.S.C. 1101)); or
(ii) Is in lawful nonimmigrant status, is a refugee admitted under section 207 of the Immigration and Nationality Act (8 U.S.C. 1157), or is in asylum status under section 208 of the Immigration and Nationality Act (8 U.S.C. 1158), and;
(A) Is a foreign law enforcement officer of a friendly foreign government, as determined by the Attorney General in consultation with the Secretary of State, entering the United States on official law enforcement business, and the shipping, transporting, possession, or receipt of explosive materials is in furtherance of this official law enforcement business;
(B) Is a person having the power to direct or cause the direction of the management and policies of a corporation, partnership, or association licensed pursuant to section 843(a) of the Act, and the shipping, transporting, possession, or receipt of explosive materials is in furtherance of such power;
(C) Is a member of a North Atlantic Treaty Organization (NATO) or other friendly foreign military force, as determined by the Attorney General in consultation with the Secretary of Defense, (whether or not admitted in a nonimmigrant status) who is present in the United States under military military orders for training or other military purpose authorized by the United States, and the shipping, transporting, possession, or receipt of explosive materials is in furtherance of the military purpose; or
(D) Is lawfully present in the United States in cooperation with the Director of Central Intelligence, and the shipment, transportation, receipt, or possession of the explosive materials is in furtherance of such cooperation;
(6) Has been discharged from the armed forces under dishonorable conditions; or
(7) Having been a citizen of the United States, has renounced citizenship.
(d) Distribution to prohibited persons. No person may knowingly distribute explosive materials to any individual who:
(1) Is under twenty-one years of age;
(2) Is under indictment or information for, or who has been convicted in any court of, a crime punishable by  imprisonment for a term exceeding one year;
(3) Is a fugitive from justice;
(4) Is an unlawful user of or addicted to any controlled substance (as defined in section 102 of the Controlled Substances Act (21 U.S.C. 802) and 555.11);
(5) Has been adjudicated as a mental defective or has been committed to a mental institution;
(6) Is an alien, other than an alien who;
(i) Is lawfully admitted for permanent residence (as that term is defined in section 101(a)(20) of the Immigration and Nationality Act (8 U.S.C. 1101)); or
(ii) Is in lawful nonimmigrant status, is a refugee admitted under section 207 of the Immigration and Nationality Act (8 U.S.C. 1157), or is in asylum status under section 208 of the Immigration and Nationality Act (8 U.S.C. 1158), and;
(A) Is a foreign law enforcement officer of a friendly foreign government, as determined by the Attorney General in consultation with the Secretary of State, entering the United States on official law enforcement business, and the shipping, transporting, possession, or receipt of explosive materials is in furtherance of this official law enforcement business;
(B) Is a person having the power to direct or cause the direction of the management and policies of a corporation, partnership, or association licensed pursuant to section 843(a) of the Act, and the shipping, transporting, possession, or receipt of explosive materials is in furtherance of such power;
(C) Is a member of a North Atlantic Treaty Organization (NATO) or other friendly foreign military force, as determined by the Attorney General in consultation with the Secretary of Defense, (whether or not admitted in a nonimmigrant status) who is present in the United States under military orders for training or other military purpose authorized by the United States, and the shipping, transporting, possession, or receipt of explosive materials is in furtherance of the military purpose; or
(D) Is lawfully present in the United States in cooperation with the Director of Central Intelligence, and the shipment, transportation, receipt, or possession of the explosive materials is in furtherance of such cooperation;
(7) Has been discharged from the armed forces under dishonorable conditions; or
(8) Having been a citizen of the United States, has renounced citizenship.