This regulation prescribes procedures for providing the Department of the Army with annual reports of administrative, professional, and operational activities of the Army Medical Department. These Army Medical Department activities reports constitute the basic files of The Historical Unit, US Army Medical Department. They are essential as reference and source material for the historical programs and missions of the Army Medical Department. They are frequently referred to when data is required by or requested of the Army Medical Department in its current operations. The reports are also used as teaching reference material.