As used in this subpart—

Detainee means any person captured, detained, held, or otherwise under the effective control of DoD personnel (military or civilian) in connection with hostilities. This includes, but is not limited to, enemy prisoners of war, civilian internees, and retained personnel. This does not include DoD personnel or DoD contractor personnel being held for law enforcement purposes.

Interrogation of detainees means a systematic process of formally and officially questioning a detainee for the purpose of obtaining reliable information to satisfy foreign intelligence collection requirements.