10 U.S.C. § 1585a — Special agents of the Defense Criminal Investigative Service: authority to execute warrants and make arrests

(a) The Secretary of Defense may authorize a DCIS special agent covered by (b) to serve and execute United States warrants and other process. The agent may arrest without a warrant for a United States offense committed in the agent's presence, or for a federal felony when the agent has probable cause to believe the person committed or is committing it. (b) This applies to a DCIS special agent whose duties include conducting, supervising, or coordinating investigations of criminal activity in Defense Department programs or operations. (c) The authority must follow guidelines issued by the Defense Department Inspector General and approved by the Attorney General, plus any other applicable guidelines issued by the Secretary of Defense or Attorney General. (d) “DCIS special agent” means a Defense Department employee who is a special agent of the Defense Criminal Investigative Service or its successor. This section does not define the quoted term further.