1.1 This specification covers performance requirements for helmets manufactured for users of electric personal assistive mobility devices.

1.2 All testing and requirements of this specification shall be in accordance with Test Methods F 1446, except where noted in this specification.

1.3 Partial utilization of this specification is prohibited. Any statement of compliance with this specification shall be a certification that the product meets all of the requirements of the specification in its entirety. A product that fails to meet any one of the requirements of this specification is considered to have failed the specification and should not be sold with any indication that it meets parts of the specification.