SolicitFit
SolicitationsNASAZ1.05
NASA
NASA SBIR 2026 · SBIR · Phase I

Z1.05 · Space Nuclear Power & Energy Systems

Compact fission and radioisotope power conversion, thermal management and controls for surface and deep-space missions.

Closes Tech volume ≤ 19 pg Agency portal
Typical administrative requirements11 requirements · confirm against the solicitation
Page limitsNASA SBIR/STTR SolicitationMECHANICAL
Technical volume ≤ 19 pg
Cover sheet, cost volume and commercialization material are typically excluded from the count — confirm exclusions in the live solicitation.
19 pg
FontNASA SBIR/STTR SolicitationMECHANICAL
≥ 11 pt, no compression
Use a standard serif/sans face; condensed or narrow variants are commonly disallowed.
≥ 11 pt
MarginsNASA SBIR/STTR SolicitationMECHANICAL
≥ 1.0″ on all four sides
Margins are measured from the PDF page box and usually include headers and footers.
≥ 1.0″
Line spacingNASA SBIR/STTR SolicitationMECHANICAL
Single-spacing minimum
No more restrictive than single; tables and figures are typically exempt.
Single+
Required sectionsNASA SBIR/STTR SolicitationSEMANTIC
All mandated technical sections present
Match the solicitation's required structure and headings exactly — a mismatched heading is a known reject trigger.
Required
EligibilityNASA SBIR/STTR SolicitationSEMANTIC
US small business, < 500 employees
>50% US-owned and controlled by individuals; for SBIR the PI's primary employment must be with the firm at award.
SBC
Foreign ownershipNASA SBIR/STTR SolicitationSEMANTIC
FOCI / foreign-affiliation disclosure
Disclose foreign ownership, control or influence and the foreign affiliations of key personnel where required.
Disclose
RegistrationsNASA SBIR/STTR SolicitationSEMANTIC
SAM.gov + UEI active; SBC registry
Active SAM.gov registration and a valid Unique Entity ID at submission; SBA Company Registry for SBIR/STTR.
Active
Cost volumeNASA SBIR/STTR SolicitationSEMANTIC
Separate cost volume within the topic ceiling
Submitted separately from the technical volume and within the program/topic funding ceiling.
Separate
AI-use disclosureNASA SBIR/STTR SolicitationSEMANTIC
Disclose assistive AI use
Generative AI may typically assist with editing/formatting only; substantive content must be human-authored and any use disclosed where required.
If used
DeadlineNASA SBIR/STTR SolicitationMECHANICAL
Submit via the agency portal by Aug 13, 2026
The full electronic submission, including every volume, must be certified before the closing date/time.
Aug 13
AI-use disclosure · NASA
SolicitFit checks compliance — it never writes your proposal.

Confirm this agency's AI-use policy in the current solicitation. Generative AI may typically assist with editing and formatting only; substantive content must be human-authored and any use disclosed where required.

The next step

Check your draft against Z1.05

Paste this solicitation or upload the agency PDF to get the cited requirements matrix — then upload your draft for a line-item compliance report.

Run a free checkNo login · 2 / day
SolicitFit audits your human-written draft for administrative compliance. It does not write proposal content and is not legal advice or a guarantee of acceptance. Don't upload classified / ITAR / CUI material.