Versions of Washington Code 69.50.561 - Advice and consultation services -- Licensed cannabis businesses on LawServer 2023 Washington Code 69.50.561 – Advice and consultation services — Licensed cannabis businesses 2022 Washington Code 69.50.561 – Advice and consultation services–Licensed cannabis businesses 2020 Washington Code 69.50.561 – Advice and consultation services — Licensed marijuana businesses 2019 Washington Code 69.50.561