2023 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity

2022 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying–Retaliation prohibited–Immunity

2020 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity

2019 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity

2018 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity

2016 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying–Retaliation prohibited–Immunity

2015 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying–Retaliation prohibited–Immunity

2014 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity

2013 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity

2009 Washington Code 28A.600.480 – Reporting of harassment, intimidation, or bullying — Retaliation prohibited — Immunity