Letters of Intent

NIH requirements

Letters of Intent Guidelines

As of December 3, 2025, the NIH will no longer accept or request letters of intent for grant applications. This extends to any requests for increased budgets. Please see NOT-OD-26-019 for more details. 

Resources:

  • NOT-OD-26-019: NIH Administrative Burden Reduction Effort – Removal of Requirements for Letters of Intent and Unsolicited Applications Requesting $500,000 or More in Direct Costs