2023 Washington Code 70.79.060 – Construction, installation must conform to rules — Inspection certificate

2022 Washington Code 70.79.060 – Construction, installation must conform to rules–Inspection certificate

2020 Washington Code 70.79.060 – Construction, installation must conform to rules — Inspection certificate

2019 Washington Code 70.79.060

2018 Washington Code 70.79.060 – Construction, installation must conform to rules — Inspection certificate

2016 Washington Code 70.79.060 – Construction, installation must conform to rules–Inspection certificate

2015 Washington Code 70.79.060 – Construction, installation must conform to rules–Inspection certificate

2014 Washington Code 70.79.060 – Construction, installation must conform to rules — Inspection certificate

2013 Washington Code 70.79.060 – Construction, installation must conform to rules — Inspection certificate

2009 Washington Code 70.79.060 – Construction, installation must conform to rules — Special installation and operating permits