Oregon Residential Water-Heater Installer (WHI) License

The Residential Water-Heater Installer (WHI) License allows you to do the following work:

• Replace water heaters in one- and two-family dwellings

How to Get the Residential Water-Heater Installer (WHI) License in Oregon?

1. Fill out the application form:
   • Plumbing Licenses Application Form
2. Complete a work history document and fill out the experience verification form:
   • Plumbing Experience Verification Form
3. Sign an applicant’s affidavit
4. Mail or fax a sealed packet of all the previous documents to:
   Oregon Building Codes Division
   P.O. Box 14470
   Salem, OR 97309-0404
   Fax: 503-378-2322
5. Expect the license issued by the Building Codes Division via mail