Closed on May 11, 2026

Collaboration for Innovative Research on Aircraft Structure (CIRAS)

Air Force -- Research Lab · Opportunity number FA865021S2205

Details summarized from the official notice as of May 12, 2026. Always confirm eligibility, deadlines and requirements in the official notice before applying.

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This opportunity is closed as of May 11, 2026. It is kept here for reference. See the related open opportunities below, or check the official listing in case the agency posts a new cycle.

Key facts

Opportunity number	FA865021S2205
Agency	Air Force -- Research Lab Department of Defense
Assistance listing (ALN, formerly CFDA)	12.800
Posted	May 11, 2021
Deadline	May 11, 2026
Estimated total program funding	$6,000,000
Cost sharing or matching required	No
Funding type	Cooperative agreement, Procurement contract
Category	Science technology and other research and development
Last updated here	May 12, 2026

Summary from the notice

Collaboration for Innovative Research on Aircraft Structure (CIRAS) The Aerospace Vehicles Division (RQV), Aerospace Systems Directorate (RQ), Air Force Research Laboratory (AFRL), is soliciting research in aircraft structural design, analysis, and experimentation, specifically in the following areas:

Innovative structural concepts for reducing weight and/or improving performance
Generation of realistic load and environmental spectra
Advanced structural design and analysis methods
Advanced techniques for experimental validation of structural models and simulations

Who can apply

The official notice lists these applicant types as eligible:

Unrestricted (open to any type of entity, check the notice)

Registrations you will likely need

Most applications submitted through Grants.gov need the following. Registration can take several weeks, so start early. The notice lists the exact requirements.

SAM.gov registration for your organization, which also gives you a Unique Entity ID (UEI). Registration is free.
A Login.gov account, which Grants.gov uses for sign-in.
A Grants.gov applicant registration linked to your organization's UEI.

Past awards for this program

Totals for assistance listing 12.800 from public USASpending.gov data, as of Sep 27, 2026. Past awards do not predict future funding.

Year	Listing	Awards	Total	Average
2026	12.800	6	$1,918,559,849	$319,759,975
2025	12.800	6	$1,918,559,849	$319,759,975
2024	12.800	6	$1,930,508,392	$321,751,399

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Before you apply

Read the full official notice, including the evaluation criteria.
Confirm your organization type and location are eligible.
Check your SAM.gov registration is active.
Note the exact deadline time and time zone in the notice.

Collaboration for Innovative Research on Aircraft Structure (CIRAS)

Key facts

Summary from the notice

Who can apply

Registrations you will likely need

Past awards for this program

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