Believing that we have greater influence when we speak with a collective voice, the K4C will weigh in on state and Federal policies that are relevant to our climate goals for energy supply, efficiency, and clean vehicles and fuels. While these letters are grounded in the King County – City Joint Commitments, they do not represent the opinion of all K4C partners, only those that have signed on to each document.

• March 10, 2022
  K4C Comment Letter to Washington State Building Code Council on the 2021 Washington State Commercial Energy Code (284 KB PDF)
• March 1, 2022
  K4C Comment Letter on Puget Sound Energy 2021 Clean Energy Implementation Plan (229 KB PDF) 
• February 7, 2020
  K4C Comment Letter on Proposed PSCAA Regional Clean Fuel Standard (221 KB PDF)
• December 20, 2019
  King County and Cities’ Comment Letter to the Washington State Utilities and Transportation Commission on Energy Utilities Planning Processes (227 KB PDF)
• September 27, 2019
  King County and Cities’ Comment Letter to the Washington State Building Code Council on Proposed Residential Energy Code Improvements (273 KB PDF)
• October 22, 2018
  Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule for Model Years 2021-2026 Passenger Cars and Light Trucks (680 KB PDF)
• February 21, 2018
  Executive Constantine and Mayors’ comment letter to the UTC on PSE’s Integrated Resource Plan (258 KB PDF)
• November 21, 2017
  Executive Constantine PSE Settlement Agreement - Letter of Support (46 KB PDF)
• August 2017
  Executive Constantine and Mayors’ comment letter to the UTC on PSE’s General Rate Case (253 KB PDF)
• July 6, 2017
  Executive Constantine veto request to Governor Inslee for tax exemption for new natural gas power plants (279 KB PDF)
• April 11, 2017
  Executive Constantine and Mayors' comment letter to the Utilities and Transportation Commission related to policy on Electric Vehicle charging infrastructure (311 KB PDF)
• February 3, 2016
  Executive Constantine and Mayors' comment letter on Puget Sound Energy’s (PSE) Integrated Resource Plan (299 KB PDF)
• September 15, 2015
  Executive Constantine and Mayors' comment letter on the Utility and Transportation Commission (UTC) investigation of Puget Sound Energy’s (PSE) Colstrip Coal Power Plant (384 KB PDF)
• December 17, 2014
  Local elected leaders welcome Governor's climate proposal
• December 5, 2013
  King County and Cities Letter to the Washington State Climate Legislative and Executive Workgroup (CLEW) (378 KB PDF)
• July 31, 2013
  Executive Constantine and Mayors' comment letter on Puget Sound Energy's long term plans and its Colstrip Coal Power Plant (152 KB PDF)