Funding Opportunities

Important Notices

Dear Colleague Letter FES is interested in receiving applications from private companies, universities and/or national laboratories for preliminary design studies exploring the creation of volumetric neutron sources (VNS) based on the next generation of fusion concepts with the potential for significant cost share through public-private partnerships.

Applications from Universities and Other Research Institutions to the Annual Open Solicitation

FY 2025 Continuation of Solicitation for the Office of Science Financial Assistance Program

An informational webinar was held on April 4, 2025. (Slides | Video)

A second informational webinar was held on June 4, 2025. (Slides | Video)

Funding Opportunity Announcements (FOAs)

May be open to one or more institution types. For assistance with the Office of Science's Portfolio Analysis and Management System (PAMS) at https://pamspublic.science.energy.gov, please contact the Helpdesk at (855) 818-1846 (toll-free), (301) 903-9610, or sc.pams-helpdesk@science.doe.gov.

Additional Funding Opportunity Announcements

Reminder: Submit letters of intent, preapplications, and applications well ahead of stated deadlines.

Note: Department of Energy National Laboratories and other Federal Agencies should read Funding Opportunity Announcements carefully to see if they are eligible to apply to a particular solicitation. DOE National Laboratories may wish to respond to the program announcements listed under Open National Laboratory Announcements.

The Genesis Mission: Transforming Science and Energy with AI

Announcement Number:

DE-FOA-0003612 (updated April 20, 2026)

Post Date:

Tuesday, March 17, 2026

Close Date:

Thursday, December 17, 2026

Submission Deadline for FY26 Phase I Applications: May 1, 2026, at 11:59 PM Eastern (grants.gov)
Submission Deadline for FY26 Phase II Letters of Intent: May 1, 2026, at 5 PM Eastern (PAMS)
Submission Deadline for FY26 Phase II Applications: May 19, 2026, at 11:59 PM Eastern (grants.gov)
Submission Deadline for Phase II Applications resulting from FY26 Phase I Awards: December 17, 2026, at 11:59 PM Eastern (grants.gov)
A Phase I Application Template is available here.
A Phase II Letter of Intent Template is available here.
A Phase II Application Template is available here.
Sample OT and Project Agreements are available here.
A document of Frequently Asked Questions is provided (updated April 27, 2026).
Genesis Mission: Informational Webinars

FY 2026 Continuation of Solicitation for the Office of Science Financial Assistance Program

Announcement Number:

DE-FOA-0003600

Post Date:

Tuesday, September 30, 2025

Close Date:

Wednesday, September 30, 2026

A Pre-Application is optional/encouraged. A Pre-Application may be required for consideration by certain review panels.

Early Career Research Program

Announcement Number:

DE-FOA-0003602

Post Date:

Tuesday, March 3, 2026

Close Date:

Tuesday, June 2, 2026

Submission deadline for Pre-Applications: 03/24/2026 at 5:00 PM, Eastern Time
A Pre-Application is required.
Pre-Applications must be submitted by an authorized institutional representative.
Pre-Application Response Date: 4/21/26 at 5:00 PM Eastern Time.
Submission deadline for Applications: 6/2/2026 at 11:59 PM Eastern Time.
A document of Frequently Asked Questions is provided.

DOE National Laboratory Announcements

Open only to DOE Laboratories. Proposals submitted by DOE National Laboratories in response to the below program announcements will be subjected to formal merit review (peer review).

Contact Fusion Energy Sciences

Address U.S. Department of Energy
SC-34/Germantown Building
1000 Independence Ave., SW
Washington, DC 20585

Phone Tel(301) 903-4941
Fax(301) 903-8584

Email Send us a message sc.fes@science.doe.gov