Military Death Investigation and Family Rights

The Types of Investigations

A military death can trigger multiple simultaneous investigations, each run by a different authority with different timelines and different rules about what families can access.

Line of Duty (LOD) investigation: An administrative procedure that determines the service member's duty status at the time of death. This is the investigation that directly affects benefits eligibility — an adverse finding can strip survivors of DIC, SBP, housing allowances, and educational benefits. Informal LOD investigations should conclude within 60 days; formal investigations can take up to 180 days or longer.

Command investigation (AR 15-6, JAGMAN, or CDI): A fact-finding inquiry into the circumstances of the death, ordered by the commanding officer. These investigations gather witness statements, review physical evidence, and produce a report with findings and recommendations. The completed report is redacted for privacy before being shared with the family — typically at the three-to-six month mark.

Criminal investigation (CID, NCIS, OSI, CGIS): If foul play, negligence, or criminal conduct is suspected, the branch's criminal investigative service takes over. These investigations follow law enforcement procedures, and families have limited access to information while the case is active.

Forensic investigation (AFMES): The Armed Forces Medical Examiner System may conduct forensic investigations, including autopsies, for deaths on military installations under exclusive U.S. jurisdiction, or for in-service deaths when the cause is unnatural, unknown, or suspected to involve unlawful means. In concurrent or civilian jurisdictions, a local medical examiner or coroner may have primary jurisdiction.

What Families Are Entitled to Know

Families often feel shut out of the investigative process, and the frustration is understandable. Different investigations have different disclosure rules:

LOD findings: The designated next of kin is notified of the LOD determination and has 30 days to submit a rebuttal if the finding is adverse. Families receive the finding but not necessarily the full investigative file.

Command investigation reports: Initial command investigation files may be reviewed after legal redaction. Ask the CACO/CAO how to request a copy of a final report and what information can be shared.

Autopsy and toxicology results: Ask AFMES or the civilian medical examiner's office what autopsy or toxicology information can be shared with next of kin. When the cause or manner of death is pending investigation, final results may take weeks or months while specialized testing is completed.

Criminal investigations: Families may have limited access to active criminal investigation files. Once a case is closed, ask the investigative service which records can be requested; a Freedom of Information Act (FOIA) request may be subject to exemptions and redactions.

Questions to Ask — and Who to Ask Them

When meeting with investigators, commanders, or medical examiners, having prepared questions helps families get specific answers rather than vague reassurances.

For the commanding officer and incident investigators:

• What was the exact nature of the training exercise or mission at the time of the casualty?
• Has a command investigation been initiated, and who is the appointed investigating officer?
• What is the expected timeline for completion, redaction, and release of the final investigation report?
• Were there any equipment malfunctions, safety violations, or environmental hazards identified as contributing factors?
• Have formal sworn statements been collected from all witnesses?

For the medical examiner or pathologist:

• What was the immediate cause of death, and what was the manner of death?
• Did the toxicology screening reveal any substances?
• Are there outstanding test results delaying finalization of the death certificate?
• Do the physical injury patterns align with the official command narrative of the incident?

After a Suicide

When a service member dies by suicide, the investigative process is especially painful for families. The questions shift from "what happened" to "why," and the institutional answers are often incomplete.

Under military regulations, a service member who was not mentally sound at the time of self-harm is deemed incapable of forming the intent required for a misconduct finding. This creates a strong presumption that the death is in the line of duty, though the final determination depends on the evidence and can affect survivor benefits.

Ask the CACO/CAO how to request the service member's medical and mental health records and what may be released. These records may help answer questions about what the service member was experiencing in the weeks and months before the death.

The After a Military Service Death toolkit includes a printable investigative question bank and communication scripts for requesting information from military authorities, medical examiners, and commanding officers.