Engine Block Heater Control

Qualification Requirements

• Residential electric customers residing in the state of Washington who purchase their electricity from Pacific Power on rate schedules 16, 17 and 19 qualify. Landlords who own rental properties served by the company in the state of Washington where the tenant is billed on rate schedules 16, 17 and 19 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 Pacific Power account holder. 
• Engine block heater control must be:

– A hard-wired outlet or engine-mounted type (portable/extension cord models are not eligible).
– Thermostatically-controlled
– Compatible with 110-volt single-phase resistance immersion heaters.

Additional Program Requirements

• Incentive application and supporting documentation must be postmarked or submitted online within 180 days of equipment installation.
• Application must be submitted within 180 days of purchasing your new energy-efficient product.
• Incentive may not exceed the total cost of the project.

Required Documents

• Incentive Application, completed and signed, if mailing, please make copies for your records and note the date mailed on the application.
• Itemized receipt:

– Date work initiated 
– Date work completed 
– Retailer and/or Trade Ally business name 
– Product and/or installation costs (materials, labor, service) 
– Model numbers

• Third Party Payment Addendum for applicants who would like to forward payment to a third party not listed on the utility account. 

• IRS W-9 Form, for any businesses and non-individual customers, including landlords, applying for incentives. 

Incentives are associated with the Wattsmart® Homes program January 1, 2026 tariff filing approved by the Washington Utilities and Transportation Commission. All incentives are subject to change within 45 days notice. Additional terms and conditions may apply.