US lawWashingtonRegulationsTitle 388 — SOCIAL AND HEALTH SERVICES, DEPARTMENT OFChapter 388-828 — THE DEVELOPMENTAL DISABILITIES ADMINISTRATION (DDA) ASSESSMENT388-828-5160WAC 388-828-5160WAC 388-828-5160. When is a collateral contact an informal caregiver?Last amended: 2025Year: 2026Length: 20 wordsOfficial source A collateral contact is an informal caregiver when the person provides you supports without payment from DDA for a service.PreviousWAC 388-828-5140NextWAC 388-828-5180