NorthWestern Energy (Gas) - Commercial Energy Efficiency Rebate Program in Montana - EnergyBot

NorthWestern Energy (Gas) - Commercial Energy Efficiency Rebate Program

July 21, 2025

Summary

NorthWestern Energy offers multiple rebate programs for commercial and industrial customers to make energy efficient improvements to their businesses. Incentives are available for heating, insulation, water heating, appliances, and electronics.  The E+ Commercial Natural Gas Savings Program offers incentives on a variety of equipment designed to improve energy efficiency. Prior to rebate payment, NorthWestern Energy representatives may inspect completed jobs.

Rebates are available to commercial natural gas customers in existing commercial facilities. New construction does not qualify. The detailed E+ Commercial Natural Gas Savings Program Application can be found here.

Program Overview

Implementing Sector: Utility
Category: Financial Incentive
State: Montana
Incentive Type: Rebate Program
Web Site: https://www.northwesternenergy.com/account-services/for-business/energy-efficiency-for-business/rebates-incentives/commercial-natural-gas-rebates
Administrator: NorthWestern Energy
Start Date:
Eligible Renewable/Other Technologies:
  • Equipment Insulation
  • Commercial Cooking Equipment
  • Attic Insulation
  • Basement Insulation
  • Duct Insulation
  • Electric Cooking Appliance
Incentive Amount: Modulating Gas Valve: $2/Kbtu boiler/furnace
Boiler Stack Economizer: $2/Kbtu boiler
Water Heater Insulation: $7.50/tank wrap
Boiler Pipe/Hot Water Pipe Insulation: $0.75/linear foot
Hot Water Temperature Setback: $0.15 gallon of water heater
Faucet Aerator: $4/unit
Attic Insulation: $0.40 per sq. ft.
Basement Side Wall Insulation: $0.50 per sq. ft.
Duct Sealing/Insulation: $1.50 sq. ft.
Convection Oven: $40/unit
High Efficiency Steam Cooker: $100/unit
Equipment Requirements: Varies by product, see application forms

Incentives

This program has 5 incentives
Technologies: Equipment Insulation
Sectors: Commercial
Parameters: The incentive has a maximum of $0.75, The incentive has a minimum of $7.50
Technologies: Attic Insulation
Sectors: Commercial
Parameters: The incentive is 0.40 $/square foot
Technologies: Basement Insulation
Sectors: Commercial
Parameters: The incentive is 0.50 $/square foot
Technologies: Duct Insulation
Sectors: Commercial
Parameters: The incentive is 1.50 $/square foot
Technologies: Commercial Cooking Equipment
Sectors: Commercial
Parameters: The incentive has a maximum of 40.00 $/Unit, The incentive has a minimum of 100.00 $/Unit

Contact

Name: Customer Service Commercial Rebate Program
Address:
MT
Phone: (888) 467-2669

This information is sourced from DSIRE; the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States. Established in 1995, DSIRE is operated by the N.C. Clean Energy Technology Center at N.C. State University.