2023 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission — Approval — Certification by a qualified engineer — Penalty

2022 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission–Approval–Certification by a qualified engineer–Penalty

2020 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission — Approval — Certification by a qualified engineer — Penalty

2019 Washington Code 79A.40.020

2018 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission — Approval — Certification by a qualified engineer — Penalty

2016 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission–Approval–Certification by a qualified engineer–Penalty

2015 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission–Approval–Certification by a qualified engineer–Penalty

2014 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission — Approval — Certification by a qualified engineer — Penalty

2013 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission — Approval — Penalty

2009 Washington Code 79A.40.020 – Plans, specifications to be submitted to state parks and recreation commission — Approval — Penalty