Beware of Imposter Scams

The UTC does not collect funds or issue refunds on behalf of utility companies. If you think that you have been targeted by this scam, please contact your utility company immediately.

Electronic Filing

Frequently Submitted Document Templates

You may file certain documents electronically with the commission, including: rulemaking comments, annual reports, new tariffs, time schedules, contracts and pleadings in adjudicated cases, and transportation permit applications.

File online at

If you are filing a tariff, you must preregister by submitting an authorization letter (Authorization sample letter)

All electronically-filed documents must comply with the appropriate WAC's and RCW's.

Select link to appropriate industry or document type for more information on e-filing.

 ​How to name your file