Approaching deadline

High-performance Optimized Recycled Nuclear Isotopes for Gen IV reactors (HORNIG) deadline 2026

The current listed application deadline is May 27, 2026. Use this page to verify timing fast, then move into the full grant record for planning, comparison, and drafting.

View full grant details Create free account Official application link

Agency

Advanced Research Projects Agency Energy

Award range

$500,000 to $7,000,000

Total funding

$50,000,000

Funding instrument

Not listed

CFDA / ALN

81.135

Cost share

Yes

Application Countdown

Days

Hours

Minutes

Use this page as the fast check for timing, then jump into the full grant record for filters, drafting, and comparison.

Quick facts

Opportunity number: Not listed
Last updated: April 22, 2026
Expected awards: 10

Deadline summary

NOFO Number: DE-FOA-0003623 – High-performance Optimized Recycled Nuclear Isotopes for Gen IV reactors (HORNIG) Agency Overview: The Advanced Research Projects Agency—Energy (ARPA-E), an organization within the Department of Energy (DOE), is chartered by Congress in the America COMPETES Act of 2007 (Public Law 110–69), as amended by the America COMPETES Reauthorization Act of 2010 (Public Law 111–358), as further amended by the Energy Act of 2020 (Public Law 116–260...

Key dates

Posted

April 22, 2026

Deadline

May 27, 2026

Before you apply

Confirm the official submission path and any portal requirements.

Review the close date carefully and account for agency timezone handling.

Validate fit against the listed eligibility groups before investing drafting time.

This program expects about 10 awards, which can help frame competitiveness.

Eligibility snapshot

Unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled "Additional Information on Eligibility"See Section II.A. of the NOFO.

See Section II.A. of the NOFO.