Uniform Code of Military Justice
Article 187. Wrongful Use or Discharge of a Weapon.
(a) A person subject to this Code is guilty under this Article when the person knowingly and without lawful authority—
(i) discharges a firearm or other weapon;
(ii) uses a weapon to threaten or coerce another person; or
(iii) employs a weapon in a materially unauthorized manner creating a substantial risk of death, bodily harm, or major property damage.
(b) Lawful combat, training, qualification, law-enforcement, security, ceremonial, or defensive use does not constitute an offense when conducted within lawful authority.
(c) A person guilty under this Article shall be punished as a court-martial may direct.