10 CFR 1049.7 - Exercise of arrest authority - Use of deadly force.
(1) Protect himself from an imminent threat of death or from serious bodily harm;
(2) Protect any person or persons in or upon the SPR from an imminent threat of death or serious bodily harm.
(b) If circumstances require the use of a firearm by a Protective Force Officer, the Officer shall give a verbal warning (e.g., an order to halt), if feasible. A Protective Force Officer shall not fire warning shots under any circumstances.