Versions of See prior versions of a law on LawServer 2023 Washington Code 18.64.540 – Provision of drugs to ambulance or aid services associated with providing emergency medical services to patients 2022 Washington Code 18.64.540 – Provision of drugs to ambulance or aid services associated with providing emergency medical services to patients 2020 Washington Code 18.64.540 – Provision of drugs to ambulance or aid services associated with providing emergency medical services to patients 2019 Washington Code 18.64.540 – Provision of drugs to ambulance or aid services associated with providing emergency medical services to patients 2018 Washington Code 18.64.540 – Provision of drugs to ambulance or aid services associated with providing emergency medical services to patients