R309.6 Electric vehicle charging.
R309.6.1 Application. The provisions of this section shall apply to the construction of new dwelling units per Section R101.2 with attached private garages or attached private carports.
EXCEPTION: | Where there is no public utility or commercial power supply. |
R309.6.2 Dedicated circuit for electric vehicle charging. A minimum of one 40-ampere dedicated 208/240-volt branch circuit shall be installed in the electrical panel for each dwelling unit.
The branch circuit shall terminate at a junction box, receptacle outlet, or electric vehicle charging equipment.
[Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 23-02-058, 23-12-104, and 23-20-024, § 51-51-0309, filed 1/3/23, 6/7/23, and 9/25/23, effective 3/15/24.]