2023 Washington Code 18.104.049 – Modification of construction standards

2022 Washington Code 18.104.049 – Modification of construction standards

2020 Washington Code 18.104.049 – Modification of construction standards

2019 Washington Code 18.104.049 – Modification of construction standards

2018 Washington Code 18.104.049 – Modification of construction standards

2016 Washington Code 18.104.049 – Modification of construction standards

2015 Washington Code 18.104.049 – Modification of construction standards

2014 Washington Code 18.104.049 – Modification of construction standards

2013 Washington Code 18.104.049 – Modification of construction standards

2009 Washington Code 18.104.049 – Modification of construction standards