Final answer:
The DA Form 285 is required for documenting any DA Civilian-related accident, ensuring all details are recorded in compliance with Army regulations.
Step-by-step explanation:
The form required for any DA (Department of the Army) Civilian-related accident is the DA Form 285. This is a U.S. Army form used for documenting accidents and incidents, which includes information such as the individuals involved, the details of the accident, and the classification of the accident. It is essential to ensure that all pertinent details are officially recorded and can be used for future reference or action if necessary. Completing this form is a critical step in compliance with Army regulations regarding workplace safety and accident reporting.