You can carry OPENLY without a round in the chamber, but you still cannot conceal. It dosen't evenmatter if you don't have ammo on youat all, concealment of a firearm is still a crime.
76-10-504. Carrying concealed dangerous weapon -- Penalties.
(1) Except as provided in Section 76-10-503 and in Subsections (2) and (3):
(a) a person who carries a concealed dangerous weapon, as defined in Section 76-10-501, which is not a firearm on his person or one that is readily accessible for immediate use which is not securely encased, as defined in this part, in a place other than his residence, property, or business under his control is guilty of a class B misdemeanor; and
(b) a person without a valid concealed firearm permit who carries a concealed dangerous weapon which is a firearm and that contains no ammunition is guilty of a class B misdemeanor, but if the firearm contains ammunition the person is guilty of a class A misdemeanor.
(2) A person who carries concealed a sawed-off shotgun or a sawed-off rifle is guilty of a second degree felony.
(3) If the concealed firearm is used in the commission of a violent felony as defined in Section 76-3-203.5, and the person is a party to the offense, the person is guilty of a second degree felony.
(4) Nothing in Subsection (1) shall prohibit a person engaged in the lawful taking of protected or unprotected wildlife as defined in Title 23, Wildlife Resources Code, from carrying a concealed weapon or a concealed firearm with a barrel length of four inches or greater as long as the taking of wildlife does not occur:
(a) within the limits of a municipality in violation of that municipality's ordinances; or
(b) upon the highways of the state as defined in Section 41-6a-102.