Monthly deadline index

Federal Grant Deadlines in May 2026

Use this monthly deadline index to scan active grants scheduled to close in May 2026. It is built for teams planning submissions around a specific month rather than a single week.

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92
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Window
May 1, 2026
through May 31, 2026

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Showing 49-72 of 92
Closes in 53 daysU.S. Mission to NigeriaDiscretionary

Mission Nigeria’s Alumni Engagement Innovation Fund

The Public Diplomacy section of the U.S. Mission in Nigeria announces a limited competition for the Alumni Engagement Innovation Fund (AEIF). AEIF provides funding for alumni of U.S. government-sponso

Deadline
May 11, 2026
Award ceiling
$35,000
NOFO
PDS-AEIF-FY26-01
Closes in 53 daysBureau of Cyberspace and Digital PolicyDiscretionary

Fueling AI Innovation and Adoption

The Fueling AI Innovation and Adoption (FAIIA) program tackles key obstacles to deploying and adopting artificial intelligence internationally. FAIIA advances the U.S. vision for AI innovation, compet

Deadline
May 11, 2026
Award ceiling
$4,000,000
NOFO
DFOP0017898
Closes in 53 daysNational Endowment for the HumanitiesDiscretionary

Collections Stewardship

The National Endowment for the Humanities (NEH) Division of Collections & Infrastructure is accepting applications for Collections Stewardship, a program to advance the preservation and availability o

Deadline
May 11, 2026
Award ceiling
$500,000
NOFO
20260511-PCS
Closes in 53 daysDOC NOAA - ERA ProductionDiscretionary

Ocean and Coastal Mapping Center 2026

The purpose of this notice is to solicit proposals for a single cooperative agreement between NOAA and an institution of higher learning as authorized in the Ocean and Coastal Mapping Integration Act

Deadline
May 11, 2026
Award ceiling
$1,600,000
NOFO
NOAA-NOS-OCS-2025-30563
Closes in 54 daysU.S. National Science FoundationDiscretionary

NSF's Eddie Bernice Johnson Inclusion across the Nation of Communities of Learners of Underrepresented Discoverers in Engineering and Science (INCLUDES) Initiative

In 2016, the National Science Foundation (NSF) unveiled a set of “Big Ideas,” 10 bold, long-term research and process ideas that identify areas for future investment at the frontiers of science and en

Deadline
May 12, 2026
Award ceiling
Not specified
NOFO
22-622
Closes in 55 daysBureau of ReclamationDiscretionary

WaterSMART: Large-Scale Water Recycling Projects

Through WaterSMART, the Bureau of Reclamation (Reclamation) leverages Federal and non-Federal funding to work cooperatively with States, Tribes, and other entities as they plan for and implement actio

Deadline
May 13, 2026
Award ceiling
$130,000,000
NOFO
R25AS00322
Closes in 56 daysU.S. National Science FoundationDiscretionary

National Quantum and Nanotechnology Infrastructure

The U.S. National Science Foundation (NSF) National Quantum and Nanotechnology Infrastructure (NQNI) program will empower researchers nationwide to advance critical and emerging technologies. Through

Deadline
May 14, 2026
Award ceiling
Not specified
NOFO
26-505
Closes in 56 daysElectronic Research AdministrationDiscretionary

Organic Agriculture Research and Extension Initiative - OREI Planning Projects for Assistance in Development of Future OREI Proposals Requiring Multi-regional or Regional Coordination

The purpose of this program is to fund high priority integrated projects that will enhance the ability of producers and processors who have already adopted organic standards to grow and market high qu

Deadline
May 14, 2026
Award ceiling
$50,000
NOFO
USDA-NIFA-D113A-32357
Closes in 56 daysForeign Agricultural ServiceDiscretionary

Coordinating Agricultural Development & Innovation (CADI) Armenia Exchanges: U.S. Food Safety Regulations and Standards Training Program

USDA/FAS is requesting the design and delivery of a training program on U.S. Food Safety regulations and standards for 9 Armenian mid- to senior-level officials from the public and private sector. Par

Deadline
May 14, 2026
Award ceiling
$110,000
NOFO
USDA-FAS-10960-0700-10-25-0010
Closes in 56 daysU.S. Mission to Burkina FasoDiscretionary

Alumni Engagement Innovation Fund 2026

1. Executive SummaryThe U.S. Embassy Burkina Faso announces an open competition for past participants (“alumni”) of U.S. government-funded and U.S. government-sponsored exchange programs to submit app

Deadline
May 14, 2026
Award ceiling
$35,000
NOFO
001-FY2026
Closes in 60 daysNational Institutes of HealthDiscretionary

Advanced Laboratories for Accelerating the Reach and Impact of Treatments for Youth and Adults with Mental Illness (ALACRITY) Research Centers (P50 Clinical Trial Optional)

This Funding Opportunity Announcement (FOA) invites applications for centers to support transdisciplinary teams of clinical and mental health services researchers, behavioral scientists, social scient

Deadline
May 18, 2026
Award ceiling
$1,500,000
NOFO
PAR-24-210
Closes in 60 daysBureau Of Educational and Cultural AffairsDiscretionary

FY 2027 Hubert H. Humphrey Fellowship Program

The Office of Academic Exchange Programs of the Bureau of Educational and Cultural Affairs of the U.S. Department of State is announcing an open competition for the FY 2027 Hubert H. Humphrey Fellowsh

Deadline
May 18, 2026
Award ceiling
$10,250,000
NOFO
DFOP0017910