Energy

The UTC regulates private, investor-owned electric and natural gas utilities in Washington. It is the commission's responsibility to ensure regulated companies provide safe, reliable, and equitable service to customers at reasonable rates, while allowing them the opportunity to earn a fair profit.

About the Companies

• List of Regulated Companies
  • Electrical
  • Natural Gas
• Company Tariffs
• Company Annual Reports
• Schedule of Energy Company Advisory Groups

• Service Territory Maps

  • Electric Utilities Map
  • Gas Utilities Map
  • Pipeline Service Area Map

Energy News

• Read the latest Commission news

Clean Energy Planning and Reporting

• Clean Energy Transformation Act (CETA)
• Overview of Conservation and Renewable Energy 
• Integrated Resource Plans – Companies' plans to provide service long term
• Energy Independence Act (Initiative 937)
• Electric Reliability

Information for Regulated Energy Companies

• Customer Deposit Interest Rates
• Customer Notice Requirements
• Change Your Company Name
• Electronic Filing
  • How to E-File
  • E-File Form

• General Rate Case Audit Guide

Forms and Documents

• Annual Report Forms
• Certificate of Public Convenience and Necessity
• Electric Incident Notice Report
• Electric Cost of Service Template (ECOST)
• Gas Cost of Service Template (GCOST)

Energy Facility Site Evaluation Council

• About EFSEC -- Washington State's one-stop shop for licensing and siting major and renewable energy facilities