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Major Research Instrumentation Program: (MRI)

U.S. National Science Foundation · Opportunity number 23-519

View the official notice on Grants.gov
No deadline listed. Check the official notice.

Details summarized from the official notice as of Sep 19, 2026. Always confirm eligibility, deadlines and requirements in the official notice before applying.

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Key facts

Opportunity number23-519
AgencyU.S. National Science Foundation
Assistance listing (ALN, formerly CFDA)47.075, 47.070, 47.076, 47.084, 47.041, 47.049, 47.050, 47.074
PostedNov 22, 2022
DeadlineNot listed
Award ceiling$4,000,000
Award floor$100,000
Estimated total program funding$75,000,000
Cost sharing or matching requiredNo
Funding typeGrant
CategoryScience technology and other research and development
Last updated hereSep 19, 2026

Summary from the notice

The Major Research Instrumentation (MRI) Program (MRI Program Website) serves to increase access to multi-user scientific and engineering instrumentation for research and research training in our Nation's institutions of higher education and not-for-profit scientific/engineering research organizations. An MRI award supports the acquisition of a multi-user research instrument that is commercially available through direct purchase from a vendor, or for the personnel costs and equipment that are required for the development of an instrument with new capabilities, thereby advancing instrumentation capabilities and enhancing expertise for instrument design and fabrication at academic institutions. MRI instruments are, in general, too costly and/or not appropriate for support through other NSF programs. MRI provides support to acquire critical research instrumentation without which advances in fundamental science and engineering research may not otherwise occur. MRI also provides support to obtain next-generation research instruments by developing instruments with new capabilities that open new opportunities to advance the frontiers in science and engineering research. Additionally, an MRI award is expected to enhance research training of students who will become the next generation of instrument users, designers and builders. An MRI proposal may request from NSF up to $4 million for either acquisition or development of a research instrument. Each performing organization may submit in revised "Tracks" as defined below, with no more than two (2) submissions in Track 1 and no more than one (1) submission in Track 2. For the newly defined Track 3, no more than one (1) submission per competition is permitted.  As a result, it is now possible for an institution to submit up to four MRI proposals within the Track limits as described above.
  • Track 1: Track 1 MRI proposals are those that request funds from NSF greater than $100,000[1] and less than $1,400,000.
  • Track 2: Track 2 MRI proposals are those that request funds from NSF greater than or equal to $1,400,000 up to and including $4,000,000.
  • Track 3: Track 3 MRI proposals are those that request funds from NSF greater than or equal to $100,000[1] and less than or equal to $4,000,000 that include the purchase, installation, operation, and maintenance of equipment and instrumentation to conserve or reduce the consumption of helium. Institutions may submit no more than one Track 3 proposal. Submission of a Track 3 proposal does not impact limits that apply for Track 1 and Track 2 proposals.
Cost sharing requirements for new awards in the MRI Program are waived for a period of 5 years beginning with the FY 2023 MRI competition. Institutional submission limits for Track 1, Track 2 and Track 3 proposals remain. The MRI Program especially seeks broad representation of groups, institutions, and geographic regions that are underrepresented in STEM disciplines. Proposals from women, underrepresented minorities, persons with disabilities and early-career PIs are encouraged, as are proposals that benefit early-career researchers and proposals with PIs from geographically underserved regions, including EPSCoR jurisdictions. Additionally, proposals are encouraged from under-resourced institutions, including from emerging research institutions, where MRI can significantly build capacity for research. ___________________________ [1]Track 1 proposals requesting funds from NSF less than $100,000 will be accepted only from: a) eligible performing organizations requesting instrumentation supporting research in the disciplines of mathematics or social, behavioral and economic sciences; or b) non-Ph.D.-granting institutions of higher education requesting instrumentation supporting research in any NSF-supported disciplines.

Who can apply

The official notice lists these applicant types as eligible:

  • Others named in the notice (see the eligibility text)

Not listed as eligible

  • Small businesses
  • Nonprofits
  • Colleges and universities
  • State governments
  • Local governments
  • Tribal governments and organizations
  • Larger for-profit companies
  • Individuals

Unless the eligibility text in the notice names you, this opportunity is probably not for you.

Eligibility details from the notice

*Who May Submit Proposals: Proposals may only be submitted by the following: - Organizations thatmay apply for the MRI program: Submission Eligibility Proposals may only be submitted by organizations located in the United States, its territories or possessions, as follows. (Campuses or organizations that plan to submit a proposal through the sponsored projects office (SPO) of other campuses or organizations should contact NSF to discuss eligibility as early as possible and at least six weeks before submitting such a proposal.) Institutions of higher education (Ph.D.-granting and non-Ph.D.-granting), acting on behalf of their faculty members, that are accredited in and have their main campus in the United States, its territories or possessions. Distinct academic campuses (e.g., that award their own degrees, have independent administrative structures, admissions policies, alumni associations, etc.) within multi-campus systems qualify as separate submission-eligible institutions. Not-for-profit, non-degree-granting domestic U.S. organizations, acting on behalf of their employees, for example (but not limited to) independent museums and science centers, observatories, research laboratories and similar organizations that are directly associated with the Nation's research activities. These organizations must have an independent, permanent administrative organization (e.g., a sponsored projects office) located in the United States, its territories or possessions, and have 50...

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.

Past awards for this program

Totals for assistance listing 47.075, 47.070, 47.076, 47.084, 47.041, 47.049, 47.050, 47.074 from public USASpending.gov data, as of Sep 23, 2026. Past awards do not predict future funding.

YearListingAwardsTotalAverage
2026 47.075 1 $13,900,000 $13,900,000
2026 47.041 12 $310,155,075 $25,846,256
2026 47.084 8 $177,731,954 $22,216,494
2026 47.076 14 $335,416,836 $23,958,345
2026 47.074 7 $187,602,317 $26,800,331

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