US lawWashingtonRegulationsTitle 173 — ECOLOGY, DEPARTMENT OFChapter 173-18 — SHORELINE MANAGEMENT ACT—STREAMS AND RIVERS CONSTITUTING SHORELINES OF THE STATE173-18-020WAC 173-18-020WAC 173-18-020. ApplicabilityLast amended: 1972Year: 2026Length: 8 wordsOfficial source The provisions of this chapter shall apply statewide.PreviousWAC 173-18-010NextWAC 173-18-030