Defense Sciences Office (DSO) Office-wide BAA

The Defense Advanced Research Projects Agency (DARPA) Defense Sciences Office (DSO) is soliciting proposals for innovative research aimed at enabling revolutionary advances in science, devices, or systems for national security applications. This solicitation, identified by solicitation number HR001125S0013, specifically seeks high-impact projects and excludes research that primarily offers evolutionary improvements to existing practices. The Department of Defense classifies this effort under NAICS 541715 for Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) and PSC AC11 for National Defense R&D Services; Department of Defense - Military; Basic Research.

The procurement process is managed by the BAA Coordinator and features a response deadline of June 2, 2026. This solicitation includes 24 attachments, which provide documentation such as proposal instructions, cost templates, model cooperative agreements, and model Other Transaction (OT) agreements for both prototypes and research. The notice was originally published on June 3, 2025, and underwent its most recent update on September 16, 2025, which included the release of Amendment 01 and a corresponding summary of changes.