25% Ownership Threshold
The 25% ownership threshold is a benchmark used in some AML and corporate transparency frameworks to decide when an individual who owns part of a company must be identified as a beneficial owner. Generally, a person who owns or controls at least 25% of a legal entity may need to be identified and, in some cases, reported. The exact percentage and how it is applied can differ between jurisdictions and legal instruments.
The 25% ownership threshold is a quantitative trigger applied under certain beneficial ownership regimes to determine which natural persons must be identified through an entity's ownership (equity) interests, as distinct from control-based tests. Under the U.S. FinCEN Customer Due Diligence rule (31 CFR 1010.230), covered financial institutions must identify each individual who directly or indirectly owns 25 percent or more of the equity interests of a legal entity customer under the ownership prong; identification under this prong is not required where no individual meets that threshold, though the separate control prong still applies. A comparable 25 percent ownership-interest threshold is used under the U.S. Corporate Transparency Act framework for identifying reporting-company beneficial owners, where changes affecting who meets the threshold can trigger reporting obligations. Practitioners should note that the precise threshold value, whether it is expressed as "25% or more" or "more than 25%," and its interaction with indirect ownership, aggregation, and control-based criteria vary by jurisdiction and instrument, and exact application should be confirmed against the applicable regulation.
Why it matters
The 25% ownership threshold is a foundational reference point in beneficial ownership identification because it sets a bright line for when equity holders in a legal entity must be surfaced through the ownership (equity) prong of due diligence. For compliance teams, the threshold determines the scope of who must be identified and, in some frameworks, reported. Under the U.S. FinCEN Customer Due Diligence rule (31 CFR 1010.230), identification under the ownership prong is not required where no individual owns 25 percent or more of a legal entity customer, meaning the threshold directly governs how much of an entity's ownership structure a covered financial institution must unwind and verify. A comparable 25 percent ownership-interest threshold operates under the U.S. Corporate Transparency Act framework for identifying reporting-company beneficial owners.
The threshold also matters because it can be a structural weakness as well as a control. Commentators have noted that a threshold expressed as "more than 25%" can, in practice, allow ownership to be fragmented among multiple holders so that no single individual crosses the line. This means the threshold should be understood as a trigger for identification, not as a guarantee that every meaningful owner will be captured. It is also why control-based tests generally sit alongside the ownership threshold: under the FinCEN CDD rule, the separate control prong still applies even where no individual meets the ownership threshold, so an entity's beneficial owners may need to be identified on control grounds regardless of equity percentages.
Because the precise value and its expression vary by instrument and jurisdiction, practitioners should be careful not to assume a single universal rule. Whether the standard is "25% or more" or "more than 25%," and how it interacts with indirect ownership, aggregation, and control criteria, can differ. Getting this wrong can leave gaps in an entity's ownership picture or, conversely, impose identification obligations that do not apply. Exact application should always be confirmed against the applicable regulation.
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