scope:

This standard specifies the minimum requirements for fire protection for heliports and rooftop hangars.

This standard does not apply to ground-level helicopter hangars.

All hangars not covered by this standard are required to comply with NFPA 409.

Temporary landing sites and emergency evacuation facilities are outside the scope of this standard.

Purpose. The purpose of this standard is to establish minimum fire safety requirements for operation at heliports for the protection of persons, aircraft, and other property. (See Annex B, Heliport Emergency Planning and Training for Safety Personnel.)