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Windows Rebates

OverviewEnergy-efficient window

Installing energy-efficient windows can lower your utility bills and make your home more comfortable year-round. If your house has electric heat and either single-pane windows or double-pane metal windows, upgrading will help conserve energy and save you a significant amount of money each year.

Window Replacement Rebate Details*

For Properties with Single-Pane Windows:

Residential properties up to four units per building may qualify for a rebate of $100 per window to replace existing single-pane windows with windows rated at .30 U-value or lower.

For Properties with Double-Pane Metal Windows:

Residential properties up to four units per building may qualify for a rebate of $50 per window to replace existing double-pane metal framed windows with windows rated at .30 U-value or lower.

Rebates are available for residential properties with five or more units per building with existing single-pane and double-pane metal framed windows. View application here.

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Rebate Requirements

  • Existing windows must be single-pane windows or double-pane metal framed windows
  • The primary heat source must be electric

If you are installing the windows yourself, in addition to the above requirements:

  • You need a pre-inspection by Tacoma Power before works begins. Call us at 253-502-8363 to schedule.
  • You must submit copies of product receipts or invoices, and window permits
  • Rebate applies only to materials, not labor costs
  • Rebate cannot exceed the cost of materials

Not Eligible:

  • New construction
  • Manufactured homes

Please note that customers are eligible for either a rebate or loan, or a rebate and deferred loan.

Window Replacement Loan Details

We offer a seven-year, zero-interest loan of up to $25 per square foot for replacement of single-pane windows and double-pane metal windows in residential properties. You must have good TPU payment and credit history to be eligible.

Loan Requirements

  • Existing windows must be single-pane windows or double-pane metal windows
  • Your primary heat source must be electric
  • Work must be completed by a Tacoma Power Participating Trade Ally
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Not Eligible

  • Manufactured homes
  • Properties with 5+ units in the building

Window Replacement Deferred Loan Details

Based on your income, you may be eligible to receive a deferred loan of up to $25 per square foot, in addition to the rebates, for the replacement of single-pane windows or double-pane metal windows in owner-occupied homes.

Deferred Loan Requirements

  • Home must be occupied by owner
  • Your primary heat source must be electric
  • Homeowner must submit a Deferred Loan Application complete with supporting documents including income information
  • Work must be installed by a Tacoma Power Participating Contractor

Not Eligible

  • Properties with 5+ units in the building
  • Manufactured homes

How to Apply 

Simply fill out the application below, check the box next to the rebate you want to claim and submit it to us.

Additional relevant documents and checklists

  • Residential programs documents and checklists

To learn more, see our Rebates page and our Rebate FAQs.

*Program requirements and rebate amounts are subject to change without notice. Check with Tacoma Power for current information. Energy and heating savings are estimates only. Actual savings may vary. Tacoma Power does not make any representations, promises or warranties with respect to actual cost savings from any of the products. Tacoma Power does not endorse any particular contractor, manufacturer or product.

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