US lawWashingtonRegulationsTitle 480 — UTILITIES AND TRANSPORTATION COMMISSIONChapter 480-11 — SEPA PROCEDURES480-11-010WAC 480-11-010WAC 480-11-010. AuthorityLast amended: 1998Year: 2026Length: 11 wordsOfficial source This chapter is created under RCW 43.21C.120 and chapter 197-11 WAC.NextWAC 480-11-020