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| Overview | FAQs / Navy SBIR | |
| Description | FAQs / All SBIR | |
| Phase II | - Legal Info - | |
| DoD SBIR Tutorial | Eligibility | |
| Getting Started | Policy / Law | |
| Getting Paid | Fraud, Waste, and Abuse |
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The DoD 25.4 SBIR and 25.D STTR Release 11 closed at 12:00p ET on September 24, 2025. The DoD 25.4 SBIR and 25.D STTR Release 12 scheduled to open on September 24 is on hold pending Congressional SBIR/STTR Reauthorization.
The Navy is not participating in the 25.4 Release 12 SBIR BAA.
| DoD FY 2025 SBIR/STTR Solicitation Schedule Dates subject to change * Navy Participation in the BAA | |||
| Release No. | Pre-Release | Opens | Closes |
| SBIR 25.4 / STTR 25.D Release 1 * | 2-Oct-24 | 23-Oct-24 | 20-Nov-24 |
| SBIR 25.4 / STTR 25.D Release 2 | 6-Nov-24 | 4-Dec-24 | 8-Jan-25 |
| SBIR 25.4 / STTR 25.D Release 3 | 4-Dec-24 | 8-Jan-25 | 5-Feb-25 |
| SBIR 25.1 / STTR 25.A* SBIR 25.4/STTR 25.D Release 4 | 8-Jan-25 | 29-Jan-25 | 26-Feb-25 |
| SBIR 25.4 / STTR 25.D Release 5* | 5-Feb-25 | 26-Feb-25 | 26-Mar-25 |
| SBIR 25.4 / STTR 25.D Release 6 | 5-Mar-25 | 26-Mar-25 | 23-Apr-25 |
| SBIR 25.2 / STTR 25.B* SBIR 25.4/STTR 25.D Release 7 | 2-Apr-25 | 23-Apr-25 | 21-May-25 |
| SBIR 25.4 / STTR 25.D Release 8 | 7-May-25 | 28-May-25 | 25-Jun-25 |
| SBIR 25.4 / STTR 25.D Release 9 | 4-Jun-25 | 25-Jun-25 | 23-Jul-25 |
| SBIR 25.4 / STTR 25.D Release 10 | 2-Jul-25 | 23-Jul-25 | 20-Aug-25 |
| SBIR 25.4 / STTR 25.D Release 11* | 6-Aug-25 | 27-Aug-25 | 24-Sep-25 |
| SBIR 25.4 / STTR 25.D Release 12 dates on hold pending SBIR/STTR Reauthorization | |||
| SBIR 25.4/STTR 25.D Release 12 | 3-Sep-25 | ??? | ??? |