When people think of Article 99 of the Uniform Code of Military Justice (UCMJ), misbehavior before the enemy, they picture the dramatic forms: a soldier who runs away under fire, or who throws down a weapon and refuses to fight. The statute reaches those acts, but it is broader than that. Several of its theories of liability capture indirect conduct, including acts that do not involve direct contact with the enemy at all. Disabling a unit’s communications or failing to report enemy movement can, in the right circumstances, fall within Article 99. Whether such conduct is chargeable depends on which subsection the government relies on and on whether the demanding contextual elements are met.
What Article 99 actually says
Article 99, codified at 10 U.S.C. section 899, lists nine distinct ways a person subject to the Code can misbehave “before or in the presence of the enemy.” They include running away; shamefully abandoning or surrendering a command, unit, place, or military property it was the accused’s duty to defend; endangering the safety of such a command, unit, place, or property through disobedience, neglect, or intentional misconduct; casting away arms or ammunition; cowardly conduct; quitting one’s place of duty to plunder or pillage; causing false alarms; willfully failing to do one’s utmost to encounter, engage, capture, or destroy the enemy; and failing to afford all practicable relief and assistance to friendly forces engaged in battle.
These are not interchangeable. Each subsection has its own elements, and the indirect conduct described in the question maps onto specific subsections rather than the headline-grabbing “runs away” theory.
Disabling communications and the endangerment theory
Disabling a unit’s communications fits most naturally under the third subsection, endangering the safety of a command, unit, place, or military property through disobedience, neglect, or intentional misconduct. This theory does not require the accused to flee or to confront the enemy personally. It punishes conduct that puts the force at risk.
To convict on this theory, the prosecution must prove that the accused committed an act of disobedience, neglect, or intentional misconduct; that the act endangered the safety of a command, unit, place, or military property; and that the conduct occurred before or in the presence of the enemy. Knocking out radios, jamming nets, or sabotaging equipment that a unit depends on to coordinate and defend itself is the kind of intentional misconduct that can endanger the unit’s safety. The conduct is indirect in the sense that the accused never fires a shot at the enemy, but its effect on the unit’s ability to defend itself is what the subsection targets.
Importantly, this subsection reaches neglect as well as intentional misconduct. A service member whose careless handling of communications equipment leaves a unit unable to call for support during contact could, in principle, be charged under this theory, though neglect cases are harder to prove and depend heavily on the facts.
Failing to report enemy movement
Failing to report enemy movement is a closer question and illustrates why the precise subsection matters. There is no Article 99 theory that simply criminalizes “failing to report.” The government would have to fit the omission into one of the existing theories.
If the failure to report was part of a willful refusal to do the accused’s utmost to encounter or engage the enemy, the eighth subsection may apply. That theory punishes one who willfully fails to do his utmost to encounter, engage, capture, or destroy enemy forces it was his duty to engage. A scout or observer whose duty was to detect and report enemy movement, and who willfully withheld that information so the unit would not engage, could be charged under this theory because the silence frustrated the duty to confront the enemy.
Alternatively, if the failure to report endangered the unit, the endangerment subsection could apply on a neglect or intentional-misconduct theory. The choice between these theories is not academic. The eighth subsection requires willfulness, a deliberate failure, while the endangerment subsection can rest on neglect but additionally requires proof that the unit’s safety was actually endangered.
The contextual elements that limit Article 99
Two limiting requirements run through every Article 99 theory and are often the real battleground. First, the conduct must occur “before or in the presence of the enemy.” This is a functional concept that turns on the tactical relationship between the accused’s unit and a hostile force, not mere geographic proximity. A unit can be “before the enemy” without being under fire, but routine garrison duty far from any operational threat is not. Second, several theories require proof of a duty, for example a duty to defend the property, to engage the enemy, or to report. Without that duty, the omission theories collapse.
These elements mean that the same act, disabling a radio or staying silent about a sighting, might be a serious Article 99 offense in a combat outpost facing an enemy advance, but only a lesser offense, such as dereliction of duty under Article 92 or damage to military property under Article 109, in a non-combat setting.
Bottom line
Yes, indirect conduct such as disabling communications or failing to report enemy movement can be prosecuted under Article 99, but only through the specific subsections that fit the conduct, principally the endangerment theory and the willful-failure-to-do-one’s-utmost theory. The government must still prove that the conduct occurred before or in the presence of the enemy and, where the theory requires it, that the accused had a relevant duty. Because Article 99 carries severe maximum penalties, including the possibility of death, both prosecutors and defense counsel should pay close attention to which subsection is charged and whether its distinct elements, especially the contextual “before the enemy” requirement, are genuinely satisfied.
Disclaimer
This article is provided strictly for general educational and informational purposes. It is intended to explain how the Uniform Code of Military Justice (UCMJ), the Rules for Courts-Martial, the Military Rules of Evidence, and related military administrative processes work as a matter of public legal education. It does not constitute legal advice, a legal opinion, or a recommendation about any particular case, and it is not a substitute for advice from a qualified military defense attorney who can evaluate the specific facts and command, service, and jurisdictional circumstances involved.
Reading this article, or contacting any website on which it appears, does not create an attorney-client relationship between the reader and any law firm, attorney, or author. Every court-martial, nonjudicial punishment action, administrative separation, and security-clearance matter turns on its own facts, the charged articles, the convening authority, the service branch, and the evidence, and outcomes vary widely from one case to another.
Military law also changes over time. The Military Justice Act of 2016 (effective January 1, 2019) and subsequent National Defense Authorization Acts renumbered and rewrote many punitive articles, revised the Article 32 preliminary hearing, and altered sentencing, clemency, and appellate procedures. Statutes, regulations, executive orders, the Manual for Courts-Martial, and decisions of the service Courts of Criminal Appeals and the Court of Appeals for the Armed Forces may have been amended, superseded, or reinterpreted after this article was written, and article numbers or procedures cited here may have changed.
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