Clean Diesel

Clean Diesel National Grants

On this page​:

2017 Request For Proposals Open

updateEPA anticipates awarding approximately  $34 million in competitive grant funding for the Diesel Emissions Reductions Act (DERA) Clean Diesel Funding Assistance Program. The Program is soliciting proposals nationwide for projects that achieve significant reductions in diesel emissions in terms of tons of pollution produced and exposure, particularly from fleets operating in areas designated by the Administrator as poor air quality areas.

Proposal packages must be submitted electronically to EPA through ( no later than Wednesday, July 5, 2017, at 11:59  p.m. (ET) in order to be considered for funding.

Activity Date
Request for Proposals RFP (PDF) OPEN Tuesday, April 18, 2017
updateSummary of Changes #1

The Request for Proposals above has been amended to: 1) increase total funding available and revise regional funding limits; 2) add Clean Alternative Fuel Conversions to the project eligibility; and 3) extend the closing date.
Wednesday, May 31, 2017
updateSummary of Changes #2

The Request for Proposals above has been amended to increase the regional funding limit for Region 4.
Tuesday, June 6, 2017
updateInformation Session Wednesday, June 7, 2017 at 1:30 p.m. (ET) 
updateDeadline for Proposal Submission Wednesday, July 5, 2017
Notification of Selected Applicants August-September 2017
Funding of Awards October-December 2017

Supporting Information for RFP

Free Viewers

Frequently Asked Questions

Frequently Asked Questions (FAQs) (PDF) will be updated weekly during the  open application period. EPA will respond in writing to questions regarding eligibility, submission of  proposals, and clarification of the language or provisions in the RFP. Applicants may email written questions to: Please type “RFP Question” in the subject line. 

All questions received via email by 4:00 p.m. ET each Friday during the RFP open period will be answered and posted in the FAQ document the following week. The deadline for submitting questions via email is Friday, June 23, 2017 at 4:00 p.m. ET. The estimated final posting of the FAQ document will be Wednesday, June 23, 2017 at 4:00 p.m. ET.

RFP Information Sessions

EPA will host two Information Sessions regarding this Request for Proposals via teleconference/webinar, based on the schedule below. EPA will attempt to answer any questions in these public forums. 

Webinar Presentation Slides (PDF) (40 pp, revised June 2017)

2017 Clean Diesel Funding Assistance Program Overview Link to Join Webinar
Webinar #1 - May 2, 2017
2:00 - 3:00 p.m. (ET)
Webinar #2 - June 7, 2017
1:30 - 3:00 p.m. (ET)
Audio: 1-866-299-3188, Code: 3439147#

Eligible Uses of Funding

Eligible diesel vehicles, engines and equipment include:

  • School buses
  • Class 5 – Class 8 heavy-duty highway vehicles
  • Locomotive engines
  • Marine engines
  • Nonroad engines, equipment or vehicles used in construction, handling of cargo (including at ports or airports), agriculture, mining or energy production (including stationary generators and pumps).

Grant funds may be used for clean diesel projects including:

Funds awarded under this program cannot be used to fund emission reductions mandated by federal law. Equipment for testing emissions or fueling infrastructure is not eligible for funding.

Please refer to the full RFP for specific information about this competition.

Top of Page

Eligible Applicants

The following U.S. entities are eligible to apply for Clean Diesel National Grants:

  • Regional, state, local or tribal agencies/consortia or port authorities with jurisdiction over transportation or air quality
  • Nonprofit organizations or institutions that represent or provide pollution reduction or educational services to persons or organizations that own or operate diesel fleets or have the promotion of transportation or air quality as their principal purpose.

School districts, municipalities, metropolitan planning organizations (MPOs), cities and counties are all eligible entities to the extent that they fall within the definition above.

Please refer to the full RFP for specific information about this competition.

Top of Page

Grant Process

The RFP includes information on how to prepare and submit a proposal package. The proposal package must be received by the deadline and include the following documents:

  • Project Narrative (no more than 11 pages)
  • Standard Form SF 424 – Application for Federal Assistance
  • Standard Form SF 424A – Budget Information
  • Applicant Fleet Description information (not included in page limit)
  • Cost-Share Commitment Letters, if applicable (not included in page limit)
  • Letters of Support/Partnership, if applicable (not included in page limit)
  • Mandated Measures Justification Supporting Information, if applicable (not included in page limit)

After the closing date, all eligible applications will be reviewed and ranked. Selected projects may be fully or partially funded.

Please refer to the full RFP and the amendment notice for specific information about this competition.

Top of Page

Tools and Resources for Applicants

Reporting Templates for Grantees

Free Viewers

Top of Page