PDFWAC 388-103-0050
How will adult protective services give the alleged perpetrator notice of the initial substantiated finding?
(1) Adult protective services (APS) will notify the alleged perpetrator of the initial substantiated finding using one of the following methods:
(a) Personal service of the notice as described under RCW 4.28.080; or
(b) Sending a copy of the notice by first-class mail and certified mail, return receipt requested, to the alleged perpetrator's last known mailing address.
(2) If APS knows the alleged perpetrator no longer receives mail at their last known mailing address, then APS will give notice by personal service.