Washington D.C., Nov. 4, 2026 — The Securities and Exchange Commission today adopted long-awaited amendments to the rules that define which registered investment companies, investment advisers, and business development companies qualify as small entities for the purposes of the Regulatory Flexibility Act. This regulatory update marks the first time in nearly thirty years that the Commission has revised these specific thresholds, bringing a critical aspect of federal oversight into alignment with the vast expansion and evolution of the modern asset management industry.
The amendments further the Commission’s ongoing and robust commitment to understanding and addressing the unique concerns of small entities operating within the financial markets. Over the decades since the asset-based thresholds for identifying small entities were initially established, the asset management sector has experienced unprecedented and substantial growth, with total assets under management climbing exponentially across the board. By updating these definitions, the Commission is taking a direct step to ensure that its regulatory flexibility analyses capture a more meaningful and realistic population of investment companies, investment advisers, and business development companies that are properly considered small entities in today’s economic landscape.
Consequently, these adopted amendments are intended to minimize the significant and often disproportionate economic impact of the Commission’s rules on these smaller market participants, ensuring that compliance burdens do not inadvertently stifle competition or innovation among emerging firms. Federal regulations must continually adapt to changing market conditions to remain both effective and fair, and today’s action represents a vital component of that broader modernization effort.
Updating the SEC’s definition of small entities for investment companies and investment advisers, which has not been done in nearly 30 years, is an important step to eliminate unnecessary regulatory burdens and modernize our rulebook, said SEC Chairman Paul S. Atkins. These amendments more accurately capture the types of registered investment companies, investment advisers, and business development companies that are considered small relative to today’s market and will help ensure the Commission’s rulemaking is reflective of that reality.
The Regulatory Flexibility Act seeks, in part, to promote the overall effectiveness and efficiency of government regulations. This is achieved, among other mechanisms, through the careful consideration of alternative regulatory approaches, with the ultimate statutory goal of minimizing any significant economic impact that federal rulemaking might impose on small entities. To achieve this, the Commission routinely tailors its regulations to the relevant characteristics of the various entities it regulates, carefully weighing the potential operational and financial impact of its rules on small businesses. This critical evaluative process is carried out largely through performing specialized regulatory flexibility analyses under the mandates of the RFA whenever new rules are proposed or finalized.
Under the statutory framework of the RFA, federal agencies are required to examine the impact of their regulatory actions on small entities and to explore options that would accomplish the agency’s objectives while reducing the regulatory burden on smaller market participants. However, when the underlying definitions used to identify what constitutes a small entity become outdated due to decades of inflation, market appreciation, and industry consolidation, the efficacy of these statutory protections can be severely compromised. Outdated thresholds can result in larger firms being misclassified or, conversely, can fail to capture newer and genuinely smaller entities that nonetheless feel the heavy weight of compliance costs designed for massive institutional players.
By revising the asset-based and operational thresholds governing these classifications, the Commission aims to bridge the gap between statutory intent and contemporary market realities. The asset management industry of today bears little resemblance to the sector that existed when the previous thresholds were penned nearly three decades ago. Trillions of dollars in capital now flow through registered investment companies, private and registered investment advisers, and business development companies, transforming the baseline metrics of what constitutes a small-scale operation in the financial services sector.
The formal adopting release detailing the exact parameters and technical specifications of the new rules has been published officially on the SEC website and is scheduled to be published in the Federal Register, where it will enter the formal administrative record and establish the timeline for implementation across the regulated community. Market participants, compliance professionals, and legal experts are expected to review the adopting release closely to determine how the updated definitions will apply to their specific operational structures and future regulatory filings.
As the regulatory framework continues to evolve, the Commission maintains that these targeted updates will foster a more balanced and accommodating environment for smaller market participants while maintaining the high standards of investor protection and market integrity that remain the core pillars of the agency’s mission.

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