Enjoy energy savings with a view
Rebates and qualifications
| Product | U-factor requirements | Customer rebate |
|---|---|---|
Electrically heated |
U-factor of 0.22 or lower |
$40 per window |
Electrically cooled |
U-factor of 0.22 or lower |
$15 per window |
Dual fuel heat pump |
U-factor of 0.22 or lower |
$15 per window |
For windows installed prior to August 3, 2025, please see the requirements here and the required window worksheet can be found here.
Ensure the home qualifies:
- Must be an existing home, not new construction.
- Work must comply with all building codes and standards.
- Gas, oil, wood heating, pellet stoves, and propane systems conversions do not qualify.
Requirements for windows:
- Maximum U-factor of 0.22 or lower.
- Work must be completed by a Program-Eligible Weatherization Contractor listed on the Program-Eligible Weatherization Contractor List or may be self-installed by homeowner.
- Doors or skylights must be 80% glass by square footage and have a U-Factor of no more than 0.22 to qualify.
- Windows must be installed in a finished or conditioned living space with permanently installed heating system, garages do not qualify.
- Windows must be installed in accordance with the specifications found in the Idaho Technical Specifications Manual.
- Windows may be installed by a Program-Eligible Contractor or self-installed by homeowner.
- Work completed as part of building code requirements do not qualify.
Additional program rules:
- Submit all documents so they are received within 90 days of the qualifying service completion date.
- Windows must be installed within 90 days of purchase.
- Rebate cannot exceed project costs, self-installers are eligible for rebates on materials only.
- Rebates are limited to one-time installations within the qualified space of the home and will not exceed window purchase price.
- Window units that have previously received an rebate through the program do not qualify for additional rebates if replaced.
- For customers applying for multifamily properties, please contact the program for details on how to apply.
Required documents for online submission:
- Application, completed and signed.
- Itemized receipt or contractor invoice.
- U-factors shown either on a manufacturer’s specification sheet or NFRC (National Fenestration Rating Council) sticker for each window.
- Third Party Payment Addendum for applicants who would like to forward payment to a third party not listed on the utility account.
Rebates are subject to Idaho Utilities and Transportation Commission approval and may change with 45 days notice. Additional terms and conditions may apply.
Definitions:
Electrical heating is defined as a permanently installed system consisting of an electric furnace, heat pump, or electric zonal heating system (baseboard or ceiling/wall heaters) serving as the home’s current primary heat source. Space heaters do not qualify.
Electric cooling is defined as a permanently installed, electric heat pump, or ducted electric central air conditioner serving as the home’s current primary cooling source. Room air conditioners and evaporative coolers do not qualify.
Non-electric heating or cooling is defined as a heating or cooling system with gas, oil, wood stove, pellet stoves or propane serving as the home’s current primary heating or cooling source.
Customer eligibility
Residential electric customers residing in the state of Idaho who purchase their electricity from Rocky Mountain Power on rate schedules 1 or 36 qualify. Landlords who own rental properties served by the company in the state of Idaho where the tenant is billed on rate schedules 1 or 36 also qualify for this program. You can locate your rate schedule on your bill or by calling 1-888-221-7070.
Application details
Prior to starting a project, find and contact a participating weatherization contractor. Note that some rebates require a qualified contractor to install your new equipment. Review the eligibility requirements, rebate qualifications and the list of required documents with your contractor before submitting your rebate application.
Self-installers are eligible for rebates on materials only and documentation of U-Factors and square footage must be provided.
Remember to save your National Fenestration Rating Council (NFRC) window stickers for rebate processing. A copy of your windows manufacturer specification invoice clearly indicating the U-factor of each window may be submitted in lieu of your NFRC stickers.
Rebates are limited to one-time installations within the qualified space of the home and will not exceed window purchase price. Window units that have previously received a rebate through the program do not qualify for additional rebates if replaced.
Please include the following with your online application:
- Your Rocky Mountain Power account number.
- Digital image of your itemized receipt or contractor’s invoice.
Important details:
- Complete and submit your online application within 90 days of installation.
- Your rebate will be issued within 14 business days after we review and approve your application. Missing information may delay processing and delivery.
- Please enter your service address and account number exactly as it’s shown on your bill. You can find this information in the areas indicated below.
