Versions of Washington Code 35.97.050 - Heating systems -- Authorized by legislative authority of municipality -- Competitive bidding on LawServer 2023 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding 2022 Washington Code 35.97.050 – Heating systems–Authorized by legislative authority of municipality–Competitive bidding 2020 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding 2019 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding 2018 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding 2016 Washington Code 35.97.050 – Heating systems–Authorized by legislative authority of municipality–Competitive bidding 2015 Washington Code 35.97.050 – Heating systems–Authorized by legislative authority of municipality–Competitive bidding 2014 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding 2013 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding 2009 Washington Code 35.97.050 – Heating systems — Authorized by legislative authority of municipality — Competitive bidding