Section 266:78-f Use of Lights by Law Enforcement.
Law enforcement officers shall only illuminate emergency lights and warning lights when in pursuit or stopping a violator, when responding to but not returning from an emergency call for service, when conducting an escort, or when parked on or adjacent to the highway to warn other traffic of a hazard or obstruction. No person other than a sworn law enforcement officer shall drive a vehicle with a blue light or lights in operation.
Source. 2008, 358:12, eff. Sept. 9, 2008.