2023 Washington Code 26.12.188 – Appointment of investigators — Training requirements

2022 Washington Code 26.12.188 – Appointment of investigators–Training requirements

2020 Washington Code 26.12.188 – Appointment of investigators — Training requirements

2019 Washington Code 26.12.188 – Appointment of investigators — Training requirements

2018 Washington Code 26.12.188 – Appointment of investigators — Training requirements

2016 Washington Code 26.12.188 – Appointment of investigators–Training requirements

2015 Washington Code 26.12.188 – Appointment of investigators–Training requirements

2014 Washington Code 26.12.188 – Appointment of investigators — Training requirements

2013 Washington Code 26.12.188 – Appointment of investigators — Training requirements