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Utah Clean Diesel Program

Utah Clean Diesel Program LogoThe Utah Department of Environmental Quality, Division of Air Quality, offers incentives for fleet owners to voluntarily reduce emissions from heavy-duty diesel engines through the Utah Clean Diesel Program. There are multiple funding opportunities available for certain eligible vehicles/equipment detailed below. Government and private fleet operators are encouraged to apply.

Eligible Vehicles and Equipment

On-Highway, Class 5-8 Diesel Vehicles, Engine Model Years 1996-2006

  • School, Shuttle, and Transit Buses
  • Medium-Heavy-Duty or Heavy-Heavy-Duty Diesel Trucks

Nonroad Diesel Equipment

  • Unregulated to Tier 2+ Locomotives (switcher, line-haul, commuter rail)
  • <50 – 751+ horsepower Nonroad Engines or Equipment, engine model years 1986+ -used in:
    • Construction;
    • Handling of Cargo (including at a port or airport);
    • Agriculture;
    • Mining; or
    • Energy Production (including stationary generators and pumps).

Eligible Projects and Funding Percentages

Eligible Projects Funding
Vehicle or Equipment Replacements Up to 25%

  • Up to 45% for electric
  • Up to 35% for California Air Resources Board’s Optional Low-NOx engines
Engine Replacements Up to 40%

  • Up to 60% for electric
  • Up to 50% for California Air Resources Board’s Optional Low-NOx engines
Highway Idle-Reduction Technologies Up to 25% for long-haul trucks
(Up to 100% funding available if bundled with a Verified Engine Retrofit Technology)
Electrified Parking Spaces (Truck-Stop Electrification) Up to 30%
Locomotive Idle-Reduction Technologies Up to 40%
Low-Rolling Resistance Tires Up to 100%, if bundled with diesel retrofit
Aerodynamic Technologies and Verified Low-Rolling Resistance Tires Up to 100%, if bundled with a diesel retrofit
Diesel Retrofits (exhaust controls such as diesel particulate filters, diesel oxidation catalysts, etc.) Up to 100%
Available Funding Sources Project Type Amount of Funding Available
FY17 EPA Targeted Air Shed Grant for Cache County
(participating vehicles must operate a minimum of 50% in Cache County)		 Class 5-8 Heavy-Duty Diesel Truck Replacements $920,000
FY17-18 EPA State Clean Diesel Program
(includes VW Settlement, DERA category, funding)		  Diesel School Bus Replacements to All-Electric $1.3 million
FY 17 EPA National Clean Diesel Program Class 5-8 Heavy-Duty Diesel Truck Replacements $2.3 million
FY18 EPA National Clean Diesel Program Class 5-8 Heavy-Duty Diesel Truck Replacements $2.4 million
FY19 EPA National Clean Diesel Program Class 5-8 Heavy-Duty Diesel Truck Replacements $1.1 million
Nonroad Diesel Equipment Replacements $1.3 million

Criteria for Replacement Projects

Vehicles must:

  • be within engine model years 1996-2006
  • operate a minimum of 50% in the following counties: Box Elder, Cache, Davis, Duchesne, Salt Lake, Tooele, Uintah, Utah, and Weber
  • be operable and have a minimum of three years remaining in its useful life
  • be permanently disabled after the new vehicle is placed into service
  • be replaced with vehicles/equipment that are within the same vehicle class or equipment horsepower and operate in the same function and areas as the vehicle being replaced

How to Apply

The DEQ is currently accepting applications for:

  • Diesel school bus replacement projects to electric; up to 45% for new electric bus + charging infrastructure ($1.3 million available)
  • Nonroad diesel equipment replacement projects; up to 25% for new equipment ($1.27 million available)
  • On-road diesel vehicle (Class 5-8) replacement projects; up to 45% for new vehicles ($4.8 million available)

Applications will be reviewed on a rolling basis until funds run out

Email application and supplemental documents to cleandiesel@utah.gov

Application and Supplemental Documents

Additional Information

Accomplishments

Millions of dollars have been awarded, thousands of tons from diesel emissions and over a million gallons of diesel fuel have been reduced through the Utah Clean Diesel Program. See more details (18KB).

Verified Technologies

Information on eligible diesel retrofit, idle reduction, aerodynamic, or low-rolling resistance tire technologies.

Contact

Lisa Burr: (801) 536-4019
Courtney Ehrlich: (385) 232-5157