When will the cancelled DoD SBIR topics repost on DSIP?

The Navy confirmed its 64 topics will repost for pre-release on April 1, 2026. Other agency topics from the same solicitations (26.BX, 26.BZ, 26.TZ) are expected to follow a similar timeline, though individual agency timelines may vary.

Why were these DoD SBIR topics cancelled?

Multiple DoD agencies removed SBIR topics from the Defense SBIR/STTR Innovation Portal (DSIP) in March 2026. This was part of the same wave that affected Navy topics, likely related to SBIR reauthorization timing. Topics had been set to open March 24–25, 2026.

Can I prepare proposals for these cancelled SBIR topics now?

Yes. RallyProp captured full topic descriptions, AI summaries, objectives, and Phase I–III details before the cancellation. Review the complete data on this page to get a head start. Note that some details may change when topics are reposted.

What technology areas do these cancelled DoD SBIR topics cover?

The 0 topics span 0 technology taxonomy tags covering areas such as artificial intelligence, autonomous systems, electronic warfare, unmanned aerial systems, cybersecurity, military working dogs, biomedical, logistics, and communications.

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2026 DoD SBIR Topics Cancelled & Reposting: 0 Topics Across

Q: Which DoD agencies had SBIR topics cancelled in March 2026?

0 DoD agencies had SBIR topics cancelled from DSIP in March 2026: . A total of 0 topics across solicitations were removed alongside the Navy's 64 cancelled topics.

Alongside the Navy's 64 cancelled topics, 0 additional SBIR topics from 0 other DoD agencies were removed from DSIP solicitations in the same March 2026 wave. RallyProp captured full descriptions, objectives, and Phase I–III details before removal. Get a head start now.

Get Alerts When They Repost See Navy's 64 Cancelled Topics

Multi-Agency Cancellation — March 2026

✕March 24–25 (Original) — Topics across Air Force, Army, DHA, DARPA, and OSD were set to open but were cancelled/removed from DSIP
→April 1, 2026 (Navy Confirmed) — Navy will repost for pre-release; other agency timelines expected to follow
✓Now — Review full descriptions, objectives, and phase details below to scope proposals early

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64 Navy SBIR topics from the same cancellation wave are covered in a separate guide.

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Frequently Asked Questions

Which DoD agencies had SBIR topics cancelled in March 2026?

0 DoD agencies had topics cancelled from DSIP in March 2026: . A total of 0 topics across solicitations were removed alongside the Navy's 64 cancelled topics.

When will these DoD SBIR topics repost on DSIP?

The Navy confirmed its 64 topics will repost for pre-release on April 1, 2026. Topics from other agencies in the same solicitations (26.BX, 26.BZ, 26.TZ) are expected to follow a similar timeline, though individual agency schedules may vary. Sign up for RallyProp alerts to be notified the moment they go live.

Why were these SBIR topics cancelled?

Multiple DoD agencies simultaneously removed SBIR topics from DSIP in the same March 2026 wave. This is likely related to SBIR reauthorization timing. The original open dates were March 24–25, 2026, with close dates of April 22, 2026. Topics were removed before proposals could be submitted.

Can I prepare proposals for these cancelled topics now?

Yes. RallyProp captured full topic descriptions, AI summaries, objectives, and technology taxonomy classifications before the topics were removed. This page shows complete data for all 0 topics. Note that final details may change slightly when agencies repost.

What technology areas do these topics cover?

The 0 topics span 0 technology taxonomy tags across domains including autonomous systems, AI/ML, electronic warfare, unmanned aerial systems, cybersecurity, military working dog biomedical research, logistics, and communications. Use the taxonomy filter above to explore by technology area.

What DSIP fields are available for each topic?

Each topic includes the full description, AI-generated summary, DSIP topic number, objective, and Phase I, Phase II, and Phase III/Dual Use descriptions captured before cancellation. Solicitation instructions, Q&A, contract types, and award amounts were not available on DSIP at the time of capture and will be populated when topics repost. Sign up for RallyProp alerts to be notified when complete details become available.

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About This Page

This page contains the complete database of 0 DoD Small Business Innovation Research (SBIR) topics from the Defense SBIR/STTR Innovation Portal (DSIP) that were cancelled or removed in March 2026 from agencies other than the U.S. Navy. RallyProp's automated intelligence system captured full topic descriptions, AI-generated summaries, objectives, Phase I–III details, and technology taxonomy classifications before the cancellation.

The affected agencies include . These topics span solicitations . Technology areas covered include artificial intelligence, autonomous leader-follower UAS formations, electronic warfare swarms, blockchain logistics, modular UAS payloads, military working dog biomedical research, antifungal therapeutics, wearable devices, and ad-hoc distributed networking.

For the Navy's 64 cancelled topics, see the Navy SBIR 2026 guide. Each topic also links to its full detail page in the RallyProp Funding Index, where you can find additional metadata and related opportunities. Data is updated automatically and will reflect reposted topics when they become available.