Uniform Code of Military Justice
Article 234. Interference with a Military Investigation.
(a) A person subject to this Code is guilty under this Article when the person knowingly and corruptly interferes with a lawful military investigation by—
(i) concealing or destroying material evidence;
(ii) directing another person to evade lawful investigative process;
(iii) using threat, coercion, bribery, or deception to prevent lawful cooperation;
(iv) materially corrupting an investigative record; or
(v) knowingly defeating a lawful investigative measure.
(b) Lawful advocacy, invocation of rights, representation by counsel, challenge to investigative authority, refusal to consent where consent is legally required, or good-faith criticism does not constitute an offense.
(c) Where conduct is more specifically punishable under Article 171, 172, 193, or another Article, Article 220 controls.
(d) A person guilty under this Article shall be punished as a court-martial may direct.