Versions of Washington Code 26.21A.607 - Initiation by department of social and health services of support proceeding under convention on LawServer 2023 Washington Code 26.21A.607 – Initiation by department of social and health services of support proceeding under convention 2022 Washington Code 26.21A.607 – Initiation by department of social and health services of support proceeding under convention 2020 Washington Code 26.21A.607 – Initiation by department of social and health services of support proceeding under convention 2019 Washington Code 26.21A.607 – Initiation by department of social and health services of support proceeding under convention 2018 Washington Code 26.21A.607 – Initiation by department of social and health services of support proceeding under convention