Commanders responsible for ATC operations may deviate from this regulation for the following situations:
a. In a theater of operations when combat operations and the tactical situation make it impractical to comply with this regulation. In a noncombat situation, commanders of ATC battalions will implement a tactical ATC facility qualification and certification program. The qualification training must comply with applicable portions of TC 95-93. Commanders must resume ATC operations under provisions of this regulation as soon as the situation permits.
b. In field training, during deployment for field training, and exercises when operating from a temporary location, and it does not involve the control of civil aircraft.