210.8(B) Other Than Dwelling Units. All single-phase receptacles rated 150 volts to ground or less, 50 amperes or less and three-phase receptacles rated 150 volts to ground or less, 100 amperes or less installed in the following locations shall have ground-fault circuit-interrupter protection for personnel.
(10) Unfinished portions or areas of the basement not intended as habitable rooms
Comment: The requirement for GFCI protection in unfinished portions or areas of basements not intended as habitable rooms has been expanded to also include non-dwelling units as well as dwelling units, since the same hazard exists in both locations. Also expanded are the voltage and current requirements of 210.8(B).