Versions of Washington Code 89.30.451 - General improvement districts -- Report on survey and investigation -- Estimate of cost on LawServer 2023 Washington Code 89.30.451 – General improvement districts — Report on survey and investigation — Estimate of cost 2022 Washington Code 89.30.451 – General improvement districts–Report on survey and investigation–Estimate of cost 2020 Washington Code 89.30.451 – General improvement districts — Report on survey and investigation — Estimate of cost 2019 Washington Code 89.30.451 2018 Washington Code 89.30.451 – General improvement districts — Report on survey and investigation — Estimate of cost 2016 Washington Code 89.30.451 – General improvement districts–Report on survey and investigation–Estimate of cost 2015 Washington Code 89.30.451 – General improvement districts–Report on survey and investigation–Estimate of cost 2014 Washington Code 89.30.451 – General improvement districts — Report on survey and investigation — Estimate of cost 2013 Washington Code 89.30.451 – General improvement districts — Report on survey and investigation — Estimate of cost 2009 Washington Code 89.30.451 – General improvement districts — Report on survey and investigation — Estimate of cost
