
DA Form 3881 is an official document used by the United States Army during investigations when a person suspected or accused of an offense is questioned. Understanding How To Fill Out DA Form 3881 is important because this form records that the individual has been informed of their legal rights before answering any questions. It serves as a formal rights warning and waiver certificate that ensures investigators follow proper procedures while protecting the rights of the person being interviewed. The form documents whether the individual decides to speak with investigators or chooses to exercise the right to remain silent or request legal counsel. Because this form can become part of a legal record in military investigations, every section must be completed carefully and accurately. The form also includes identification details, investigator information, the rights statement provided to the individual, and a formal record of whether those rights are waived or not. Filling out the form correctly helps maintain transparency, fairness, and compliance with military legal procedures.
What Is DA Form 3881?
DA Form 3881 is called the Rights Warning Procedure / Waiver Certificate. It is used when military investigators question a suspect or accused individual about possible offenses. The form confirms that the investigator clearly informed the person about their rights before asking questions.
These rights include the right to remain silent, the right to speak with an attorney, and the understanding that anything said may be used as evidence. The form also records whether the individual agrees to answer questions voluntarily or refuses to waive those rights.
The document is typically completed during investigations conducted by military law enforcement personnel. It ensures that the questioning process follows legal standards and that the interviewee understands their protections under military law. Proper completion of this form also helps ensure that any statements obtained during questioning are legally valid and admissible if the investigation leads to legal proceedings.
How To File DA Form 3881
DA Form 3881 is usually prepared by the investigator conducting the interview. The completed form is kept as part of the investigative file.
After the suspect or accused person reviews their rights and signs the appropriate section of the form, the investigator attaches the document to any written statements that follow. If the individual provides a sworn statement afterward, the waiver certificate is typically attached to that statement as supporting documentation.
The form must be completed as early as possible during the questioning process. Ideally, it is finished before any questions related to the suspected offense begin. In some situations where immediate completion is not possible, such as field interviews, notes may be taken and the form completed shortly afterward.

How To Complete DA Form 3881
Identification Information Section
Name (Last, First, MI)
Write the full name of the person being questioned. The name should appear exactly as it is officially recorded.
SSN
Enter the Social Security Number of the person being interviewed. This helps identify the individual in the investigation records.
Grade / Status
Indicate the person’s military rank or their status. If the person is not military personnel, their civilian status should be noted.
Organization Or Address
Provide the unit, organization, or address associated with the individual.
Location
Enter the place where the interview or questioning is taking place.
Time
Record the exact time when the rights warning process begins.
File Number
If the investigation has a case or reference number, it should be entered here for record tracking.
Section A – Rights
This section documents the legal rights that must be explained to the individual before questioning begins.
Statement Of Rights
The investigator must clearly inform the individual that they are suspected or accused of certain offenses and that they are about to be questioned regarding those offenses.
Right To Remain Silent
The individual must be told that they are not required to answer any questions or make any statements.
Statement About Evidence
The investigator explains that anything the individual says or does may later be used as evidence in a criminal proceeding.
Right To Legal Counsel (Military Personnel)
Military members must be informed that they may consult privately with a lawyer before, during, or after questioning. They also have the option to have a lawyer present during the interview.
Right To Legal Counsel (Civilians)
If the individual is a civilian not subject to military law, they must be informed that they may arrange their own attorney or request one if they cannot afford legal representation.
Right To Stop Questioning
The individual must be told that even if they agree to answer questions, they can stop at any time or request a lawyer before continuing.
Section B – Waiver
This section records whether the individual voluntarily agrees to speak with investigators.
Waiver Statement
The person being questioned confirms that they understand their rights and agree to discuss the matter without first speaking to a lawyer and without having a lawyer present.
Signature Of Interviewee
If the individual agrees to waive their rights and speak voluntarily, they sign this section.
Date
The date when the waiver was signed must be written here.
Section C – Non-Waiver
This section is used if the individual chooses not to waive their rights.
Request For Lawyer
The individual can indicate that they want a lawyer and do not wish to answer questions.
Refusal To Speak
The individual may also indicate that they do not wish to be questioned or make any statements.
Signature Of Interviewee
If the individual refuses to waive their rights, they sign the non-waiver section to confirm their decision.
Investigator Information
Typed Name Of Investigator
The investigator writes or types their full name.
Organization Of Investigator
This line records the unit, agency, or office the investigator represents.
Signature Of Investigator
The investigator signs the form to confirm that the rights warning was given properly.
Witness Information (If Available)
Witness Name
If witnesses are present when the rights are read, their names can be recorded here.
Witness Signature
Witnesses may sign the form confirming that the rights warning process was conducted correctly.
Comments Section
This area allows investigators to add additional details related to the rights warning or waiver process. Any special circumstances or clarifications can be recorded here. Additional pages may be used if more space is needed.
Rights Warning Procedure
Before asking any questions, the investigator must identify themselves, explain their role, and inform the individual about the suspected offense.
The investigator must clearly state that the individual does not have to answer questions and must confirm that the individual understands these rights.
If the person appears uncertain about requesting a lawyer, questioning must stop immediately until the individual decides whether they want legal counsel.