U.S. Department of Transportation Small Business Innovation Research Fiscal Year 2026 Phase I Solicitation

6) SBIR Phase I solicitation.? THIS IS A PRE-SOLICITATION NOTICE; NO SUBMISSIONS ARE ACCEPTED AT THIS TIME.? The pre-solicitation period for U.S. DOT�s FY26 solicitation is from April 29, 2026, through May 29, 2026, at 5:00 p.m. Eastern Time (ET). Full descriptions of U.S. DOT�s proposed FY26 Phase

I solicitation research topics can be found in?Appendix A: U.S. DOT SBIR Proposed FY26 Phase I Research Topics. During the pre-solicitation period, small businesses must post any technical questions concerning the proposed research topics t