Grant deadlines: March 2027

18 federal funding opportunities close in March 2027. Sorted by deadline, earliest first.

• Mid-Career Advancement (MCA)
  Open 22-603 · U.S. National Science Foundation · closes March 1, 2027
• Accelerating Discovery through Partnered Research with All of Us to Analyze Participant Biospecimens (X01 Clinical Trial Not Allowed)
  Open PAR-27-069 · National Institutes of Health · closes March 1, 2027
• Pathways to Enable Secure Open-Source Ecosystems (PESOSE)
  Open 26-506 · U.S. National Science Foundation · closes March 2, 2027
• NSF Scholarships in Science, Technology, Engineering, and Mathematics (S-STEM)
  Open 25-514 · U.S. National Science Foundation · closes March 2, 2027
• NIAMS Clinical Trial Implementation Cooperative Agreement (UG3/UH3 Clinical Trial Required)
  Open PAR-25-141 · National Institutes of Health · closes March 4, 2027
• High Priority HIV and Substance Use Research (RM1 Clinical Trial Optional)
  Open RFA-DA-25-060 · National Institutes of Health · closes March 5, 2027
• Discovery of in vivo Chemical Probes for the Nervous System (R01 Clinical Trial Not Allowed)
  Open PAR-27-081 · National Institutes of Health · closes March 5, 2027
• Risk and Protective Factors of Family Health and Family Level Interventions (R01 Clinical Trial Optional)
  Open PAR-25-317 · National Institutes of Health · closes March 6, 2027
• Opportunities for Collaborative Research at the NIH Clinical Center (U01 Clinical Trial Optional)
  Open PAR-26-116 · National Institutes of Health · closes March 6, 2027
• High Priority HIV and Substance Use Research (R01 Clinical Trial Optional)
  Open RFA-DA-25-024 · National Institutes of Health · closes March 6, 2027
• NEA Arts and Artifacts International Indemnity Program 2, FY2027 (3/27)
  Open 2027FCAH02 · National Endowment for the Arts · closes March 8, 2027
• Continuation of the Cardiovascular Repository for-Type 1 Diabetes (CARE-T1D) Consortium U01 (Open Competition)- Research (U01, Clinical Trial Not Allowed)
  Open RFA-DK-27-108 · National Institutes of Health · closes March 10, 2027
• Development and Testing of Novel Interventions to Improve HIV Prevention, Treatment, and Program Implementation for People Who Use Substances (R34 Clinical Trial Required)
  Open PAR-24-329 · National Institutes of Health · closes March 16, 2027
• ROSES 2025: B.7 The Heliophysics Low-Cost Access to Space
  Open NNH25ZDA001N-LCAS · NASA Headquarters · closes March 16, 2027
• Deployed Warfighter Protection FY27
  Open AFPMB-BAA-27-01 · ACC-APG-Detrick · closes March 17, 2027
• Innovations in Graduate Education (IGE) Program
  Open 24-529 · U.S. National Science Foundation · closes March 25, 2027
• Expeditions in Computing
  Open 20-544 · U.S. National Science Foundation · closes March 31, 2027
• UNITED STATES MILITARY ACADEMY Broad Agency Announcement
  Open W911NF-20-S-0008 · Dept of the Army -- Materiel Command · closes March 31, 2027