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Federal Procurement

SBA-355: Information for Small Business Size Determination

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SBA-355: Information for Small Business Size Determination

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Why does SBA-355: Information for Small Business Size Determination matter?

is federal form SBA-355 (Information for Small Business Size Determination). Used by the SBA to collect detailed information about a firm's size when conducting a formal size determination. It captures revenue, employee counts, affiliations, and ownership structure to determine whether a firm meets SBA small business size standards for a specific NAICS code. Size protests trigger this review process.

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Related Glossary Terms

SBA — Small Business AdministrationAgencySet-Aside — Small Business Set-AsideContract TypeSDVOSB — Service-Disabled Veteran-Owned Small BusinessCertificationHUBZone — Historically Underutilized Business ZoneCertificationWOSB — Women-Owned Small BusinessCertification

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Government forms hubHubSmall Business AdministrationAgency

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What is SDVOSB?QuestionWhat is sole source procurement?Question

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Related Forms

SBA-8(a) — 8(a) Business Development Program Applicationsmall-businessSBA-912 — Statement of Personal Historysmall-businessSBA-1623 — Surety Bond Guarantee Agreement of Indemnitysmall-businessSBA-1624 — Surety Bond Guarantee Applicationsmall-businessSBA-413 — Personal Financial Statementsmall-businessDD-2579 — Small Business Coordination RecordDD

When Is This Form Used?

Contractors complete SBA-355 when their small business status is challenged through a size protest, or when the SBA proactively reviews a firm's size eligibility for a specific procurement.

Form Details

Form Number
SBA-355
Prefix / Series
SBA
Category
Small Business
Full Name
Information for Small Business Size Determination

Other SBA Forms

SBA-8(a) — 8(a) Business Development Program ApplicationSmall BusinessSBA-912 — Statement of Personal HistorySmall BusinessSBA-1623 — Surety Bond Guarantee Agreement of IndemnitySmall BusinessSBA-1624 — Surety Bond Guarantee ApplicationSmall BusinessSBA-413 — Personal Financial StatementSmall BusinessSBA-159 — Fee Disclosure and Compensation AgreementSmall Business

More Small Business Forms

DD-2579 — Small Business Coordination RecordDDVA-10-0143 — Certification of Service-Disabled Veteran-Owned or Veteran-Owned Small BusinessVANASA-1668 — Small Business Subcontracting PlanNASAFAR 52.219-9 — Small Business Subcontracting PlanSFVA-10-0103 — Veteran-Owned Small Business CertificationVA

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Cite this page
Bureauify. (2026). SBA-355: Information for Small Business Size Determination — Federal Contract Intelligence. Bureauify Federal Intelligence. Retrieved , from https://bureauify.com/form/sba-355-small-business-size-determination

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Industries

  • IT Services & Software
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  • Manufacturing
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  • All Industries

Set-Asides

  • Small Business
  • 8(a)
  • SDVOSB
  • WOSB
  • HUBZone
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  • SDB
  • All Set-Asides

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