; and (ii) is worn in a manner that maximizes the camera’s ability to capture video footage of the officer’s activities. (B) Activation Both the video and audio recording functions of the body camera shall be activated whenever a Department police officer is responding to a call for service or at the initiation of any other law enforcement or investigative stop between a Department police officer and a member of the public, except that when an immediate threat to the officer's life or safety makes activating the camera impossible or dangerous, or in instances relating to health care privacy pursuant to paragraph (2)(C)(iv), the officer shall activate the camera at the first reasonable opportunity to do so. (C) Exception The body camera shall not be deactivated until the stop has fully concluded and the Department police officer leaves the scene. (D) Law enforcement or investigative stop defined In this paragraph, the term law enforcement or investigative stop means an action by a Department police officer in relation to enforcement and investigation duties, including traffic stops, pedestrian stops, abandoned vehicle contacts, requests for identification, or responses to requests for emergency assistance. (2) Guidance The Secretary shall issue, and make publicly available, guidance on the use of body cameras by Department police officers. The Secretary shall ensure that such guidance— (A) requires that Department police officers wear and use body cameras pursuant to paragraph (1); (B) is consistent with upholding the civil rights and the privacy of patients of medical facilities of the Department of Veterans Affairs, the public, and employees of the Department; and (C) describes the policies and procedures of the Department with respect to such use of body cameras, including with respect to— (i) the safe and effective use of body cameras and the resulting imagery, including operational issues such as when a body camera is activated and deactivated