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Grants / Department of Health and Human Services / National Institutes of Health

Administrative Supplements to Existing NIH Grants and Cooperative Agreements (Parent Admin Supp Clinical Trial Optional)

Open Closes November 30, 2028 (761 days left) Opportunity PA-26-001

National Institutes of Health is offering grants to nonprofits, colleges and universities, state and local governments, tribes, small businesses and businesses. Applications close on November 30, 2028.

From the official notice on Grants.gov, last changed June 3, 2026. Checked October 31, 2026.

Key dates

PostedNovember 26, 2025
DeadlineNovember 30, 2028
Archived by Grants.govJanuary 4, 2029

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Who can apply

This opportunity is open to nonprofits, colleges and universities, state and local governments, tribes, small businesses and businesses.

Other Eligible Applicants: Indian/Native American Tribal Governments (Other than Federally Recognized); Eligible Agencies of the Federal Government; U.S. Territory or Possession; Faith-based or Community-based Organizations; Regional Organizations; Non-domestic (non-U.S.) Entities (Foreign Organizations). Reminder: This NOFO supports administrative supplements to existing projects. To be eligible, the parent award must be active (i.e., not in a co-cost extension), and the research proposed in the supplement must be accomplished within the competitive segment. The proposed supplement must be to provide for an increase in costs due to unforeseen circumstances. All additional costs must be within the scope of the peer reviewed and approved project. IMPORTANT: The research proposed in the supplement application must be within the peer-reviewed scope of the NIH-supported grant project. Foreign Organizations/International Collaborations: All activities with foreign institutions must align with existing parent award. NIH will no longer issue awards (new, renewal, or non-competing continuation) to domestic or foreign entities that involve foreign subawards/subcontracts. All NIH-funded research involving foreign subawards/subcontracts must be submitted in response to a NOFO that is specifically designated for funded international collaborations. This new requirement was effective, May 1, 2025. Applications involving foreign subawards/subcontracts submitted in response to this NOFO will be deemed noncompliant and will not be considered for funding. This policy applies to all monetary international collaborations resulting in foreign subawards/subcontracts, however, it does not preclude unfunded international collaborations or foreign components, funding for foreign consultants, or procurement of unique equipment or supplies from foreign vendors.

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Is this a realistic fit?

What the grant funds

Current recipients of specific types of NIH research grants may apply for administrative supplements, using this Notice of Funding Opportunity (NOFO), to provide additional funding to a currently funded grant to meet increased costs that are within the scope of the peer-reviewed and approved project, but that were unforeseen when the new or competing renewal application was awarded. Applications for administrative supplements are considered prior approval requests (as described in Section 8.1.2.11 of the NIH Grants Policy Statement) and will be routed directly to the Grants Management Officer of the parent award. There is no guarantee that funds are available from the awarding IC or for any specific grant. Therefore, prior to submission, applicants must discuss potential requests with the awarding ICO grants and program officials.

Category: Health.

How to apply

  1. Read the full notice and attachments on Grants.gov. The notice is the official source for deadlines and requirements.
  2. Make sure your organization has an active SAM.gov registration and Unique Entity ID; registration can take several weeks.
  3. Register on Grants.gov and submit through Workspace before the deadline and time given in the notice. Our application guide walks through each step.

Questions go to National Institutes of Health, GrantsPolicy@od.nih.gov, 301-402-2541.

Open the official notice

Questions people ask

Who can apply for Administrative Supplements to Existing NIH Grants and Cooperative Agreements (Parent Admin Supp Clinical Trial Optional)?

National Institutes of Health accepts applications from nonprofits, colleges and universities, state and local governments, tribes, small businesses and businesses. The notice adds further conditions, so read its eligibility section.

What is the deadline for Administrative Supplements to Existing NIH Grants and Cooperative Agreements (Parent Admin Supp Clinical Trial Optional)?

Closes November 30, 2028 (761 days left). Confirm the date and time in the official notice on Grants.gov.

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