<P> Not covered are - electrical installations in marine, aircraft, auto vehicles, communications and electrical utilities . </P> <P> Key principles covered are shock protection boundaries, arc flash energies, lockout - tagout, and personal protective equipment . While the various OSHA, ASTM, IEEE and NEC standard provide guidelines for performance, NFPA 70E addresses practices and is widely considered as the de facto standard for Electrical Safety in the Workplace . </P>

Difference between nfpa 70 and the nfpa 70 e