Stay Connected
Stay up to date on SBIR news and events and get notified when U.S. DOT’s next SBIR solicitation opens.
SBIR Funding
U.S. DOT’s FY23 Phase I Solicitation closed on March 7, 2023.
- Learn more about the solicitation
- Sign up to be notified when the next U.S. DOT SBIR solicitation opens
- Learn more about U.S. DOT's SBIR program
- Browse past SBIR solicitations and awardees
- Suggest a topic for consideration

Frequently Asked Questions

Have questions about U.S. DOT’s SBIR program? Browse these FAQs by searching for a keyword or topic, such as “Eligibility” or “Research Topics.”
Additional Resources
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Additional Resources for Small Businesses
For those seeking funding outside of the SBIR program, a number of programs offer potential research funding opportunities. This includes programs available to the private sector and programs in which the private sector can serve as partners to public...
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U.S. DOT Research Hub
A searchable database of U.S. DOT-sponsored research, development, and technology project records. The database acts as a central repository for information on active and recently completed projects from U.S. DOT’s Operating Administrations.
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U.S. DOT Office of Small and Disadvantaged Business Utilization (OSDBU)
OSDBU provides the small and minority business community with technical assistance and capacity building activities and offers resources on small business assistance, small business loans for women and veterans, and more.