The National Fire Protection Association (NFPA) is a U.S.-based international nonprofit organization devoted to eliminating death, injury, property, and economic loss due to fire, electrical, and related hazards.
“NFPA 1710 Standard for the Organization and Deployment of Fire Suppression Operations, Emergency Medical Operations, and Special Operations to the Public by Career Fire Departments”, defines levels of service, staffing, deployment capabilities, and other critical requirements for career departments.
An informative, short video published about the NFPA 1710 industry firefighting standards which are derived from scientific analyses is located at this link:
NFPA 1710 - The Industry Standard for Career Fire Departments - YouTube
More information about the NFPA can be found at:
NFPA | The National Fire Protection Association
Other supporting documents include: