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The Defense Acquisition Newsletter SBA

SBA Proposes Sweeping Overhaul of Small Business Size Standards

Leslie Faircloth
Leslie Faircloth

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THE COMING RECLASSIFICATION TIDAL WAVE

On August 20, 2026, the U.S. Small Business Administration (SBA) published two monumental, interrelated proposed rules in the Federal Register that, if finalized, will represent the most significant restructuring of federal small business size standards in decades. The first, a Revised Size Standards Methodology (91 Fed. Reg. 54096), completely overhauls the analytical framework for calculating and assigning size thresholds. The second, a Proposed Rule on Small Business Size Standards (91 Fed. Reg. 53741), implements this new methodology to collapse nearly 1,000 industry-specific size standards into 338 while significantly raising thresholds across the board.

Together, these proposed rules are projected to newly classify approximately 114,541 businesses as small (representing close to a 2 percent expansion in the overall small business pool). This includes 37,002 unique firms that collectively held fiscal year 2025 federal contracts worth approximately $71 billion across 105,655 individual contracts. Comments on both of these proposed sweeping rules are due by September 21, 2026.

DECODING THE METHODOLOGY: HOW THE PROPOSED STANDARDS GOT SO BIG

To understand why some size standards are proposed to jump 10x to 15x or more in critical contracting industries, we must look at the SBA’s fundamental shift in its legal interpretation. The Small Business Act stipulates that a qualifying small business must be "not dominant in its field of operation". Historically, the SBA managed this through an analytical framework that utilized four industry factors (average firm size, assets, concentration ratios, and the Gini coefficient) plus a government contracting factor, and kept a strict maximum size standard cap—most recently set around $47.5 million.

The new 2026 methodology completely abandons this cap and replaces the old formula with just three measures: national industry size, number of geographic markets, and a net imports adjustment—combined into a single "average market size" metric. Under this framework, the SBA establishes a logarithmic curve between two new anchor points:

  • The High Anchor ($500 Million): The SBA now assumes that a firm with up to $500 million in annual receipts is "not dominant" in a market with $20 billion in receipts, representing a mere 2.5% market share. Everything else flows from this staggering new assumption.
  • The Low Anchor ($30.6 Million): Adjusted upward to account for both inflation and, for the first time, productivity growth, ensuring that no revenue-based standard falls below this minimum.

Additionally, the SBA is collapsing standards from the granular six-digit NAICS code level to four- and five-digit Industry Groups to simplify size determinations and curb size protest activity. Furthermore, the SBA has defaulted to employee-based standards for all industries where it has discretion (unless specifically mandated otherwise by Congress), which will prevent firms from fluctuating out of small status due to short-term revenue volatility.

THE REALITY CHECK: HOW BIG CAN A SMALL BUSINESS BE?

For defense and IT contractors, the resulting shifts in core NAICS codes represent a significant and potentially disruptive change:

  • NAICS 541512 (Computer Systems Design) & 541519 (Other Computer Related Services): Proposed to skyrocket from $34 million to $531 million.
  • NAICS 541330 (Engineering Services): Jumps from $25.5 million to $252 million.
  • NAICS 541511 (Custom Computer Programming): Increases to $295 million.
  • Software Publishers (NAICS 513210): Shifts to an employee-based standard of 3,600 employees (effectively capturing massive commercial tech players).
  • The Death of Footnotes: Subsuming federal exceptions means specialties like IT Value-Added Resellers (IT VARs), which previously utilized a 150-employee limit under NAICS 541519, will have their footnote eliminated and be absorbed into the main $531 million receipts-based bucket—a transition that completely ignores employee-to-revenue equivalencies.

THE STRATEGIC SQUEEZE: WHAT THIS MEANS FOR YOUR GOVCON STRATEGY

While a $70 billion increase in small business contracting dollars sounds like a win on paper, as your strategic advisor, I must warn you of the severe second-order effects that pose a significant threat to smaller contractors:

  • The Mid-Tier Influx: Businesses in the $100M to $500M range that previously "sized out" will instantly wake up as eligible small businesses again. If adopted, these proposed rules would require smaller firms ($1M to $30M) to compete on set-asides against highly sophisticated, well-capitalized mid-tier giants with mature proposal shops and deep past performance portfolios.
  • Aggressive Contract Consolidation: Because these would-be newly eligible “small” firms have vastly broader capabilities, federal agencies will likely respond to acquisition workforce shortages by consolidating smaller set-asides into larger, consolidated contract vehicles.
  • Subcontracting Drought: With so many mid-sized firms potentially reclassified as "small," there will be fewer large prime contractors mandated to execute small business subcontracting plans. Furthermore, larger small businesses will be capable of performing more work in-house, giving an easy road to cut smaller subcontractors out of the loop.
  • Joint Venture Headroom: On a positive note, the small-to-small JV exception would relaxe dramatically. JV partners near the old limits would be able to team up for large, complex set-asides without joint revenues immediately triggering affiliation and busting their individual size standards.
  • M&A and Roll-Up Headroom: Private Equity (PE) and strategic buyers gain massive runway. Historically, acquiring a small firm risked immediate affiliation and loss of set-aside work. Under these proposed new standards, buyers can execute roll-up and tuck-in strategies, combining multiple small portfolios under a platform while safely retaining their small business set-aside eligibility.
  • Mentor-Protégé Shift: The incentive to participate as a mentor or protégé shifts. Firms in the $40M–$500M range that once relied on Mentor-Protégé JVs to access set-asides can now bid on these contracts independently, potentially decreasing overall interest in the program.

STRATEGIC ACTION PLAN FOR YOUR BUSINESS

  1. Map Your Competitive Landscape: Immediately review your primary NAICS codes and identify the mid-tier players that would enter your competitive set-aside pool under this proposed rule. Consider your ability to pivot your business development toward highly specialized niches, proprietary intellectual property, or socio-economic certifications (SDVOSB, WOSB, HUBZone) where size alone is not the sole barrier to entry.
  2. Leverage the Relaxed JV Headroom: Do not wait for the mid-tier giants to squeeze you out. Consider forming strategic, small-to-small Joint Ventures now to aggregate your past performance and compete for the larger, consolidated contracts that under-staffed agencies are bound to embrace should these massive new standards become finalized.
  3. Re-evaluate M&A and Exit Valuations: If you are approaching the current size limits and planning an exit, your valuation runway may be about to significantly expand. Instead of "eating your backlog" or discounting your set-aside contracts for fear of immediate graduation, you could have the headroom to acquire other small businesses, expand your capabilities organically, and build a more robust capacity enterprise before transacting.
  4. Make Your Voice Heard – File a Comment: The 30-day comment window closes on September 21, 2026. If these changes would pose an existential threat to your business and its particular industry, prepare a data-driven public comment on Regulations.gov. Push the SBA to address the lack of public hearings (a statutory requirement they have yet to schedule) and demand a 60-day extension to properly analyze this monumental overhaul.

Credits & Further Reading: This monthly advisory incorporates expert legal and regulatory analysis from David S. Black, Gregory R. Hallmark, and David S. Cole (Government Contracts Group at Holland & Knight LLP), alongside deep-dive procurement policy insights from Sam Le (former SBA Director of Procurement Policy and author of GovCon Intelligence).

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