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November 10, 2026

Good News: The Limit on the Number of NSF MRI Grant Proposals You Can Submit No Longer Exists

The MRI is no longer a Limited Submission Opportunity (LSO), which means universities are no longer restricted in the number of MRI proposals they can submit.

Here’s something you haven’t heard in a long time: We have some good news to share about the way grants are funded in this country.


A new solicitation from the National Science Foundation has made a significant change to the Major Research Instrumentation (MRI) program. The MRI is no longer a Limited Submission Opportunity (LSO), which means universities are no longer restricted in the number of MRI proposals they can submit.

In the past, most institutions were required to implement some sort of internal competition to determine which projects would be submitted to the NSF for grant funding consideration.

Learn more about the latest solicitation by clicking here.
And if you want to learn more about best practices for writing your proposal for an MRI grant, read our white paper on the subject.

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