Installation and Reinstallation Permits

Installation or reinstallation permits are required before any new or existing boiler/unfired or pressure vessel is installed, reinstalled, or moved in the state of Washington.

What the boiler owner/user needs to do

  1. Fill out the Boiler/Pressure Vessel Installation or Reinstallation Permit form. Please read and follow the instructions carefully, any incomplete permit forms will be returned to the originator. This fillable form allows the applicant to input information in all of the required fields, then save it to your computer and e-mail it to L&I. Or you may print, fax or mail it to:

  2. Dept. of Labor & Industries
    Boiler Section
    P.O. Box 44410
    Olympia, WA 98504-4410
    Fax: 360-902-5292

  3. Post a copy of the permit on or very close to the boiler/pressure vessel.
  4. Contact the boiler inspector for your area to schedule a date and time for the installation/reinstallation inspection.

What L&I will do

  1. Review the “Boiler/Pressure Vessel Installation or Reinstallation Permit” form to insure all information in the required fields has been completed.
  2. Within 24 hours after we receive the information listed above, Boiler program staff will review it and then:

IMPORTANT: It is the boiler owner/user's responsibility to contact the boiler inspector for their area to schedule a date and time for the installation/reinstallation inspection.


See also