NFPA 1901, the Standard for Automotive Fire Apparatus, is published by the National Fire Protection Association to outline the standard for firefighting apparatus. The listing sets minimum standards for mechanical, cosmetic, lighting, and all equipment to be included with fire apparatus to be standards compliant in the United States.
NFPA 1901 Approved Reflective Chevron Markings on Fire/Rescue Truck
In the 1975, NFPA 1901 was designated as the numerical code for an accumulation of edits and revisions regarding automotive safety beginning in 1965 and was titled, Standard on Automotive Fire Apparatus. The most recent substantial edit was in 1991, which required the driving and cab area be completely enclosed, mandatory access handrails, and reflective striping on all fire apparatus.