2023 Washington Code 48.20.525 – Prescriptions — Preapproval of individual claims — Subsequent rejection prohibited — Written record required

2022 Washington Code 48.20.525 – Prescriptions–Preapproval of individual claims–Subsequent rejection prohibited–Written record required

2020 Washington Code 48.20.525 – Prescriptions — Preapproval of individual claims — Subsequent rejection prohibited — Written record required

2019 Washington Code 48.20.525

2018 Washington Code 48.20.525 – Prescriptions — Preapproval of individual claims — Subsequent rejection prohibited — Written record required

2016 Washington Code 48.20.525 – Prescriptions–Preapproval of individual claims–Subsequent rejection prohibited–Written record required

2015 Washington Code 48.20.525 – Prescriptions–Preapproval of individual claims–Subsequent rejection prohibited–Written record required

2014 Washington Code 48.20.525 – Prescriptions — Preapproval of individual claims — Subsequent rejection prohibited — Written record required

2013 Washington Code 48.20.525 – Prescriptions — Preapproval of individual claims — Subsequent rejection prohibited — Written record required

2009 Washington Code 48.20.525 – Prescriptions — Preapproval of individual claims — Subsequent rejection prohibited — Written record required