US lawWashingtonRegulationsTitle 110 — CHILDREN, YOUTH, AND FAMILIES, DEPARTMENT OFChapter 110-145 — LICENSING REQUIREMENTS FOR GROUP CARE FACILITIES (GCF)110-145-3370WAC 110-145-3370WAC 110-145-3370. OYS hours of operationLast amended: 2026Year: 2026Length: 29 wordsOfficial source Facilities licensed as OYSs: (1) Must operate during overnight hours; and (2) May choose to be open to offer services outside the scope of an OYS during daytime hours.PreviousWAC 110-145-3360NextWAC 110-145-3380