US lawWashingtonRegulationsTitle 504 — WASHINGTON STATE UNIVERSITYChapter 504-48 — STATE ENVIRONMENTAL POLICY ACT RULES504-48-005WAC 504-48-005WAC 504-48-005. AuthorityLast amended: 1990Year: 2026Length: 23 wordsOfficial source Washington State University adopts these procedures under the State Environmental Policy Act (SEPA), RCW 43.21C.120 , and the SEPA rules, WAC 197-11-904 .NextWAC 504-48-015