Uniform Code of Military Justice
Article 171. Evidence Tampering.
(a) A person subject to this Code is guilty of evidence tampering when, with intent to affect an investigation or judicial proceeding, the person knowingly and willfully—
(i) alters;
(ii) destroys;
(iii) conceals;
(iv) substitutes;
(v) fabricates;
(vi) plants; or
(vii) materially manipulates evidence.
(b) Knowingly presenting fabricated or materially altered evidence as authentic with intent to deceive a military court constitutes evidence tampering.
(c) A person guilty under this Article shall be punished as a court-martial may direct.