Small Business Innovation Research Grants (SBIR) - Phase I (R43)
To help small businesses bring scientific innovations to the marketplace. The SBIR supports research and development (R&D) awards to eligible United States small business concerns only.
Purpose
The focus of a Phase 1 award is on the feasibility, technical merit, and commercial potential of the research project.
Organization Eligibility
Only United States small business concerns are eligible to submit applications to SBIR and STTR funding opportunities. Collaborating research institutions (e.g., universities) are subcontractors to the small businesses and may not apply as applicants. See SEED: Eligibility Criteria.
Project Director/ Principal Investigator (PD/PI) Eligibility
PD/PI primary employment (> 50%) should be with the small business.
Award Information
- Funding Instrument: Grant
- Funding Category: Small Business
- Budget Mechanism Code: SB - Small Business
Due Dates
The Key Dates section of funding opportunities lists specific due dates. Many opportunities indicate Standard Due Dates apply.
Beginning with applications for Advisory Council Review in January 2027 (i.e., application due dates on or after May 25, 2026), NIH will no longer accept applications submitted on dedicated AIDS application due dates. (NOT-OD-26-029)
| Standard Application Due Dates (when applicable) | Review and Award Cycles | ||||
| New | Renewal, Resubmission, Revision as Allowed |
AIDS and AIDS Related Grant Applications |
Scientific Merit Review | Advisory Council Review |
Earliest Start Date |
Contact
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