2023 Washington Code 69.50.310 – Sodium pentobarbital — Registration of humane societies and animal control agencies for use in animal control

2022 Washington Code 69.50.310 – Sodium pentobarbital–Registration of humane societies and animal control agencies for use in animal control

2020 Washington Code 69.50.310 – Sodium pentobarbital — Registration of humane societies and animal control agencies for use in animal control

2019 Washington Code 69.50.310

2018 Washington Code 69.50.310 – Sodium pentobarbital — Registration of humane societies and animal control agencies for use in animal control

2016 Washington Code 69.50.310 – Sodium pentobarbital–Registration of humane societies and animal control agencies for use in animal control

2015 Washington Code 69.50.310 – Sodium pentobarbital–Registration of humane societies and animal control agencies for use in animal control

2014 Washington Code 69.50.310 – Sodium pentobarbital — Registration of humane societies and animal control agencies for use in animal control

2013 Washington Code 69.50.310 – Sodium pentobarbital — Registration of humane societies and animal control agencies for use in animal control

2009 Washington Code 69.50.310 – Sodium pentobarbital — Registration of humane societies and animal control agencies for use in animal control