Wash. Admin. Code § 480-100-383
Each electric utility must notify the commission orally or by electronic mail no later than the second business day following discovery of any accident that results in death or serious injury to any person occurring in its plant or through electrical contact with its facilities. Electric utilities must submit a follow-up written report to the commission within fifteen business days of initial notification that includes, at a minimum:
[Statutory Authority: RCW 80.01.040 and 80.04.160. WSR 01-11-004 (Docket No. UE-990473, General Order No. R-482), § 480-100-383, filed 5/3/01, effective 6/3/01.]