CID 311A Special Agent study guide
CID 311A Special Agent · Work through your exam, one topic at a time.
The CID 311A Special Agent credential is designed for current or aspiring criminal investigators within the U.S. Army Criminal Investigation Division (CID). The CID 311A Special Agent study guide has 10 sections and about 3,886 words.
01Criminal Investigation Fundamentals and Investigative Process
The exam tests how a CID special agent moves a case from notification to disposition: jurisdiction, preliminary investigation, investigative planning, case review, and referral. Expect questions on the difference between military police first response and CID follow-up, solvability factors, and the reporting chain to command and trial counsel.
398 words, about 2 min02Criminal Law and the Uniform Code of Military Justice
This domain tests substantive military criminal law and procedure: punitive articles and their elements, jurisdiction, limitations, Article 31 rights, and defenses. Questions often ask whether the facts meet each element, not whether the conduct was wrong in a general sense.
425 words, about 2 min03Search, Seizure, and Constitutional Protections
The exam tests Fourth Amendment doctrine as applied through the Military Rules of Evidence, especially MRE 311 through 317. You must know who can authorize a search, what facts supply probable cause, which warrant exceptions exist, and how inspections differ from criminal searches.
416 words, about 2 min04Evidence Collection, Preservation, and Chain of Custody
This domain tests how evidence is recognized, collected, packaged, marked, stored, and transferred so that it remains admissible. Expect questions on packaging choices, chain-of-custody forms, laboratory submission, and the effect of a documented break in custody.
415 words, about 2 min05Forensic Science and Crime Scene Management
The exam tests scene control, documentation, search methods, and the limits of forensic interpretation. You should know what the first responder does, how a scene is recorded, which specialist handles which question, and when an examiner's conclusion exceeds the evidence.
393 words, about 2 min06Interviews, Interrogations, and Witness Statements
This domain tests lawful, reliable questioning: planning, rapport, memory, rights warnings, statement reduction, and identification procedures. Expect questions that turn on voluntariness, invocation, and the difference between an interview and an interrogation.
382 words, about 2 min07Crime Analysis, Intelligence, and Investigative Reporting
The exam tests how raw information becomes actionable analysis and a report that decision-makers can use. Know the intelligence cycle, analysis methods, oversight limits, and the reporting channels from CID to higher headquarters.
362 words, about 2 min08Victim and Witness Support, Rights, and Vulnerable Populations
This domain tests how agents protect victims and witnesses while pursuing the case. Expect questions on victim rights, sexual assault reporting options, special victims counsel, vulnerable-population interviewing, and the limits of confidentiality.
349 words, about 2 min09Ethics, Professional Standards, and Investigative Conduct
This domain tests the standards that make an investigation credible: integrity, impartiality, lawful use of authority, and candor. Expect questions on gifts, conflicts, exculpatory evidence, informants, social media, and the consequences of misconduct.
370 words, about 2 min10Administrative Procedures, Case Documentation, and Court Testimony
This final domain tests the paperwork and courtroom skills that carry a case to disposition. Know the forms, the case-file structure, the pretrial process, and how to give foundation testimony without overreaching.
376 words, about 2 min