; (ii) patrol vehicle emergency lights are activated or would otherwise be activated if not for the need to conceal the presence of law enforcement; or (iii) an officer reasonably believes recording may assist with prosecution, enhance safety, or for any other lawful purpose. In-car video camera recording equipment with a recording medium incapable of recording for a period of 10 hours or more shall record activities inside the vehicle when transporting an arrestee or when an officer reasonably believes recording may assist with prosecution, enhance safety, or for any other lawful purpose. (1) Recording for an enforcement stop shall begin when the officer determines an enforcement stop is necessary and shall continue until the enforcement action has been completed and the subject of the enforcement stop or the officer has left the scene. (2) Recording shall begin when patrol vehicle emergency lights are activated or when they would otherwise be activated if not for the need to conceal the presence of law enforcement, and shall continue until the reason for the activation ceases to exist, regardless of whether the emergency lights are no longer activated. (3) An officer may begin recording if the officer reasonably believes recording may assist with prosecution, enhance safety, or for any other lawful purpose