heat pump water heaters

Get up to $200 cash back

Get up to $200 cash back

How to apply

Step 1

Walk your customers through the incentive qualifications and required documents so they know exactly what to submit.

Step 2

Complete and sign the trade ally section of the application, include all required documentation, and work with your customer to submit online within 90 days of project completion.
Responsive image

Provide a better water heater at a better price

Be Wattsmart and help your customers receive cash back on a new, high-efficiency heat pump water heater. Qualified models are up to 62 percent more efficient than standard water heaters and can help homeowners save as much as $325 a year their energy bills. As a participating trade ally, you’re also eligible for a cash incentive on qualified installations.

Qualifications and incentives

Equipment purchases and servicesTrade ally incentive
Heat pump water heater (tier 1)$200
Heat pump water heater (tier 2 and above)$150

Ensure the home qualifies:

  • Must be existing home, not new construction
  • Work completed must comply with all building codes and standards

Requirements for heat pump water heater:

  • Work must self-installed or completed by a Program-Eligible Plumbing Contractor
  • Self-installed heat pump water heaters only qualify for customer incentive.
  • Unit must be on the Qualified Products List
  • For tier qualifications please reference qualified product list
  • Unit must not have a tank size larger than 55 gallons.
  • Unit must be installed according to specifications as outlined in the Idaho Technical Specifications Manual
  • Previous water heater must be an electric storage water heater (incentive does not apply when replacing an existing heat pump water heater).

Additional program rules:

  • Submit all documents online so they are received within 90 days of the qualifying service completion date.
  • Homes are eligible for one unit. If a customer is applying for two units or more, please contact the program before applying as additional information is required.
  • Equipment must be installed within 90 days of purchase.
  • Incentive cannot exceed the total cost of the project.
  • For customers applying for multifamily properties, please contact the program at [email protected] for details on how to apply.

Required documents for online submission:

  • Itemized receipt or contractor invoice
  • Third Party Payment Addendum for applicants who would like to forward payment to a third party not listed on the utility account
  • AHRI certificate
  • IRS W-9 Form,  if applicable*
*Applicable only to businesses and non-individual customers, including landlords, applying for incentives
​Please see the Incentive Application for a list of required documentation and additional terms and conditions. Incentives are subject to Idaho Utilities and Transportation Commission approval and may change with 45 days notice. Additional terms and conditions may apply.

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. Incentive checks are only issued in the name of the Rocky Mountain Power accountholder.

Application details

  • Provide your customers with accurate and complete incentive application paperwork to ensure uninterrupted processing and swift incentive payment.
  • At time of project completion, trade ally should provide customers with:
  • completed and signed Trade Ally section of incentive applications
  • completed and signed technical worksheet, if applicable
  • itemized invoice/receipt and any other required documentation
  • Walk your customers through the rest of the incentive application so they know exactly what to submit.
  • Point out the customer service hotline as a resource for them, and the 90-day submittal deadline.
  • In the case of missing information, assist your customer in securing any trade ally information or documentation.
  • Provide feedback to the program about suggested improvements to streamline incentive processing. We want to make the process as simple and easy as possible.

Discover savings


Responsive image

Wattsmart Kits

Get free LED bulbs and other energy-saving products.

Responsive image

Paperless billing

Go paperless and pay your bill the convenient, earth-friendly way.

Responsive image

Light your home for less

Find discount pricing on long-lasting, energy-efficient light bulbs.

Responsive image


Save on insulation that delivers year-round comfort and savings.

Responsive image

Heating and cooling upgrades

Improve your heating and cooling equipment and save with cash incentives.

Responsive image

Appliance savings

Get a great deal on new appliances that save energy and money.

Responsive image

Hot water you can count on

Get dependable water heating at a more affordable price.

Responsive image

Blue Sky

For as little as $1.95 per month, you can support new renewable energy sources.

Responsive image

Build your best home

Work with a Wattsmart builder and enjoy all the benefits of an energy-efficient home.