First Responder

The term “first responder” includes a firefighter, law enforcement officer, paramedic, emergency medical technician, or other individual (including an employee of a legally organized and recognized volunteer organization, whether compensated or not), who, in the course of his or her professional duties, responds to fire, medical, hazardous material, or other similar emergencies.

Source: USA (34 USC § 10705(1) ; norm EN17173