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Seattle City Light DEBRA SMITH, General Manager and CEO
Electrical Engineering Services - draft
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Electric Service Applications

An electrical service application is required for the following services:
  • Existing service alteration
  • Existing service removal
  • New, permanent service under 600 amps
  • New, permanent service 600 amps and above
  • Temporary service for construction
  • Construction clearance
  • New streetlight service
  • Solar interconnection

All applications require:
  • Project address
  • Customer name, mailing address, phone and email
  • Owner, electrician or contractor contact information
  • Service type
  • Date service connection is needed

Most projects will also require:

  • Legal Site Plan
  • Electrical Site Plan
  • Building Elevation Plan
  • Riser Diagram
  • Load Calculations

Additional documents, such as easements, in building vault details, street improvement plans and short plat/unit lot subdivision information may be required to complete the project. Your City Light representative will advise you of any additional documents required. 

Start My Application

Related Content

Requirements for Electrical Service Connection
A resource for contractors and electricians explaining utility requirements for a variety of installations.

Standards for Electrical Service
A comprehensive book of engineering and construction standards to support the utility requirements for electric service connection
2019 Edition

2018 Edition

2017 Edition

Service Area Map and Electric Service Rep Assignments
Find the representative assigned to your project location

For projects over 1MW, please refer to the Electric Service Engineer assignment map.

contact us
Small/Medium Projects
(under 1 MW demand)
(206) 233-APPS (2777)
Email: applications@seattle.gov


Large Commercial and Industrial Projects
(1 MW demand and greater)
(206) 684-3186
Email: applications@seattle.gov


Connection Payments
For faster service, please make connection payments in person at one of the following locations:
1300 North 97th Street, Seattle WA, 98103
3613 4th Avenue South, Seattle WA, 98134
Open M-F, 8:30am-4:30pm


  • Contact Seattle City Light

    700 5th Avenue
    Suite 3200
    P.O. Box 34023
    Seattle, WA 98124-4023


    Account & General Questions:


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