PDFWAC 388-97-4425
Notice—Service complete.
Service of the department notices is complete when:
(1) Personal service is made;
(2) The notice is addressed to the facility or to the individual at his or her last known address, and deposited in the United States mail;
(3) The notice is faxed and the department receives evidence of transmission;
(4) Notice is delivered to a commercial delivery service with charges prepaid;
(5) Notice is delivered to a legal messenger service with charges prepaid; or
(6) Notice is sent electronically, including through the federal website.