2023 Washington Code 18.330.040 – Referral records — Agreement records

2022 Washington Code 18.330.040 – Referral records–Agreement records

2020 Washington Code 18.330.040 – Referral records — Agreement records

2019 Washington Code 18.330.040 – Referral records — Agreement records

2018 Washington Code 18.330.040 – Referral records — Agreement records

2016 Washington Code 18.330.040 – Referral records–Agreement records

2015 Washington Code 18.330.040 – Referral records–Agreement records

2014 Washington Code 18.330.040 – Referral records — Agreement records

2013 Washington Code 18.330.040 – Referral records — Agreement records