two-person rule

Related to two-person rule: prudent person rule

two-person rule

A system designed to prohibit access by an individual to nuclear weapons and certain designated components by requiring the presence at all times of at least two authorized persons, each capable of detecting incorrect or unauthorized procedures with respect to the task to be performed.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
References in periodicals archive ?
At Philadelphia University, for example, security worked with the academic affairs division to get approval for a two-person rule for buildings campuswide.
Under the two-person rule, no student is permitted into an academic building or room after hours unless accompanied by another student.