2023 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services

2022 Washington Code 35.88.090 – Inland cities over one hundred thousand–Investigation of disposal systems by secretary of social and health services

2020 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services

2019 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services

2018 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services

2016 Washington Code 35.88.090 – Inland cities over one hundred thousand–Investigation of disposal systems by secretary of social and health services

2015 Washington Code 35.88.090 – Inland cities over one hundred thousand–Investigation of disposal systems by secretary of social and health services

2014 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services

2013 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services

2009 Washington Code 35.88.090 – Inland cities over one hundred thousand — Investigation of disposal systems by secretary of social and health services