Air Grants and Funding

Proposed Methodology Refinements to Clean Air Act Section 105 Grant Allocation for FY 2017 and Future Years

EPA is sharing proposed refinements to the Clean Air Act Section 105 grant allocation methodology for FY 2017 and future years. EPA welcomes feedback from states and other interested parties on this proposal through December 23, 2016. Feedback should be submitted to  

Documents relevant to this proposal are available below:
EPA invites specific feedback on the proposed:
  • Factors, both primary and short-term
  • Factor weighting
  • Factor scoring
  • Frequency for updating data
  • Implementation approach for transitioning to the new methodology

Should you have any general questions about the proposed methodology, please contact Margaret Walters at

Competitive Funding Announcements

EPA’s Office of Air and Radiation (OAR) announces competitive funding announcements for projects and programs relating to air quality, transportation, climate change, indoor air and other related topics.  Organizations that can apply (eligible entities) are typically based on the funding announcements’ authorizing statute and catalog of federal domestic assistance (CFDA).  This page provides access to information about current funding opportunities under ‘Open Announcements’ and also provides as a reference tool, all previously announced funding announcements listed below and in archives under ‘Closed Announcements’. All of the funding announcements listed on this page are competitive and subject to the Agency's Competition Policy. We encourage you to bookmark this page and visit on a regular basis. This site offers information on assistance agreement (i.e., grants, cooperative agreements, etc.) opportunities only. For a detailed listing of OAR contracting opportunities, please refer to the EPA Acquisition Forecast Database.

An Application Kit including application forms and other information is available to assist you in applying for these grants.  Also, please visit the Office of Grants and Debarment Grant Management Training for Non-Profit Applicants and Recipients or the National PETE’s “Tribal Grants Guidance” for more information on the application process and the grants management process prior to applying for an EPA or specific OAR grant program. National PETE's provides grants administrative and financial guidance for administrating U.S. EPA assistance agreements, please access National PETE's "Tribal Grants Guidance" link for on-line training modules.

Open Announcements

Following are full text announcements of current OAR funding opportunities. For your convenience, the listing of funding opportunities is organized by Program areas. Click on the links below for a current listing of funding opportunities available in each of the Program areas.

Immediate Office of the Assistant Administrator

  • - No current announcements -

Office of Air Quality Planning & Standards

  • - No current announcements -
Office of Atmospheric Programs
  • - No current announcements -

Office of Radiation & Indoor Air

Office of Transportation and Air Quality

  • - No current announcements -

Closed Announcements

The term “Closed Announcement” means that the due date for proposals has passed and all proposals have been received.


  • Non-Construction Approaches to Reducing Greenhouse Gas Emissions Through Energy Efficient Products and Practices
    RFP# EPA-OAR-OAP-17-01, Closing date: January 5, 2017


  • National Internet-based On-Board Diagnostics (OBD) Information Exchange
    RFP# EPA-OAR-OTAQ-16-08, Closing date: October 28, 2016
  • Modeling of Climate Change Mitigation, Impacts and Adaptation
    RFP# EPA-OAR-OAP-16-07, Closing date: September 12, 2016
  • Tribal Clean Diesel Funding Assistance Program FY 2016
    RFP# EPA-OAR-OTAQ-16-06, amended August 11, 2016, Closing date: August 23, 2016
  • Building the Capacity of Tribes to Address the Health Impacts of Climate Change
    RFP#  EPA-OAR-OAP-16-05, Closing date: July 15, 2016
  • Tribal Training Support for the Community and Tribal Air Quality Programs
    RFA# EPA-OAR-OAQPS-16-04, Closing date: July 8, 2016


  • Tribal Training and Outreach Support for the American Indian Air Quality Training Program
    RFA# EPA-OAR-IO-15-03, Closing Date: April 3, 2015
    RFA# EPA-OAR-OTAQ-15-02, Closing Date: January 23, 2015


  • Projects to Improve Air Quality at Ports – 2014 Diesel Emissions Reduction Act (DERA) Funding Opportunity
    RFP# EPA-OAR-OTAQ-14-07, Closing Date: December 11, 2014
  • National Indoor Environments Program: Reducing Public Exposure to Indoor Pollutants
    RFA# EPA-OAR-ORIA-14-03, Closing Date: April 21, 2014
    RFA# EPA-OAR-OTAQ-14-01, Closing Date: April 14, 2014
  • Projects to Improve Air Quality at Ports – 2013 Diesel Emissions Reduction Act (DERA) Funding Opportunity
    RFP# EPA-OAR-OTAQ-14-02, Closing Date: February 13, 2014


  • National Clean Diesel Funding Assistance Program, FY 2013 Request for Proposals (RFP)
    RFP# EPA-OAR-OTAQ-13-02, Closing Date: June 25, 2013


  • Tribal Training Support for the Community and Tribal Air Quality Programs
    RFA# EPA-OAR-OAQPS-12-06, Closing Date: July 2, 2012
  • Regional Indoor Environments: Reducing Public Exposure to Indoor Pollutants
    RFA# EPA-OAR-ORIA-12-04, Closing Date: April 12, 2012
  • Activities That Reduce Global Anthropogenic Methane Emissions
    RFP# EPA-OAR-CCD-11-11, Closing Date: January 19, 2012

Air grants and funding announcements for FY 2011 - 2005 are available from the Office of Air and Radiation Grants and Funding Archive.

Link to EPA's State Grant Allocation spreasdsheet (XLSX) - FY2016 105 Grant Allocation Dataset(1 MB, May 2016)

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