December 25 (Thursday), 2025: NIH Closed for the Federal Holiday

December 4, 2025

NIH (including help desks) will be closed on Thursday, December 25, 2025 for the federal holiday (Christmas Day).

If a grant application due date falls on a federal holiday, the application deadline is automatically extended to the next business day.

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February 16 (Monday), 2026: NIH Closed for the Federal Holiday

NIH (including help desks) will be closed on Monday, February 16, 2026 for the federal holiday (Washington's Birthday). If a grant application due date falls on a federal holiday, the application deadline is automatically extended to the next business day.

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