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Regulatory PolicyProcess Overhaul· event dated Mar 1, 2026· 3 min read· in Business

SEC Overhauls Enforcement Manual, Requiring Commission Approval for Formal Probes

The Securities and Exchange Commission has implemented its first comprehensive update to its Enforcement Manual since 2017, stripping staff of the delegated authority to issue subpoenas without a full Commission vote.

By Bo Feng

The SEC has finalized its first comprehensive overhaul of its Enforcement Manual since 2017, fundamentally restructuring how the agency investigates securities violations. The most significant change strips the Division of Enforcement of its delegated authority to unilaterally issue "formal orders of investigation"—the legal mechanism required to subpoena documents and compel witness testimony.[1][2][3]

Under the revised manual, enforcement staff must now draft a detailed memorandum justifying the need for a formal order and submit it for approval by a majority vote of the SEC Commissioners. For the past 15 years, this subpoena power had been delegated directly to the Director of Enforcement, allowing staff attorneys to launch formal probes with significantly less bureaucratic friction.[2][3][5][6]

The shift centralizes power back with the politically appointed Commissioners and is expected to alter the pace of new investigations. Staff attorneys will now have to clear a higher evidentiary bar and align their targets with the Commission's broader priorities before they can force companies to hand over internal communications or sit for sworn testimony.[3][4]

The revised manual revokes a 15-year-old policy that allowed enforcement staff to issue subpoenas without a Commission vote.

Beyond subpoena power, the overhaul introduces strict new parameters for the "Wells process"—the critical window when the SEC notifies a target of impending charges and allows them to submit a defense. The new manual requires dual-approval from senior leadership before a Wells notice can be issued, ensuring that preliminary charging decisions are vetted at the highest levels of the division.[2][4]

In a major win for defense counsel, the manual now mandates that enforcement staff affirmatively share "salient, probative evidence" with targets during the Wells process. Historically, staff had broad discretion over how much of the investigative file to reveal, but the new directive requires them to disclose key information that the defense may not possess, subject to confidentiality constraints.[2][5]

The manual also establishes firmer timelines to prevent investigations from languishing indefinitely. Wells meetings must now generally be scheduled within four weeks of the staff receiving a defense submission, and a member of the division's senior leadership must be present. Staff are also explicitly instructed to continuously review open investigations and issue termination letters promptly when a case is closed.[1][4][6]

In a nod to modern communication habits, the manual explicitly expands the definition of "documents" subject to SEC subpoenas. The updated guidance now formally encompasses off-channel messaging applications like WhatsApp, Signal, and iMessage, including communications conducted on personal devices.[4][5]

The updated manual explicitly expands the definition of subpoenaed documents to include encrypted messaging apps like WhatsApp and Signal.

The SEC has also formalized its framework for referring cases to criminal authorities like the Department of Justice. The manual codifies a six-factor test for criminal referrals—including the scale of victim harm and the defendant's recidivism—and elevates the approval authority for such referrals to the Director of Enforcement.[3][4]

Finally, the SEC has formally reinstated the practice of allowing companies to simultaneously negotiate settlement offers and request waivers from automatic disqualifications. In recent years, settling parties often had to agree to financial penalties without knowing if the Commission would grant waivers allowing them to continue certain business operations.[1][4][6]

This procedural change provides settling parties with greater certainty. If the Commission is willing to accept a financial settlement but refuses to grant the necessary regulatory waivers, the company will be notified and given the opportunity to withdraw its settlement offer entirely before it becomes binding.[4][6]

Where opinion splits

Corporate Defense Bar

Legal advisors argue the changes bring much-needed due process and transparency to an enforcement division that had become too autonomous.

For years, defense attorneys have argued that the SEC's Division of Enforcement operated with too little oversight, allowing staff attorneys to launch burdensome investigations and issue sweeping subpoenas without clearing a high evidentiary bar. The defense bar broadly views the new manual as a necessary corrective measure. By requiring a majority vote from the Commission to issue formal orders of investigation, the new policy ensures that probes are aligned with the agency's actual priorities before companies are forced to spend millions on document production. Furthermore, the mandate to share 'salient, probative evidence' during the Wells process is seen as a critical step toward leveling the playing field, allowing targets to mount a more informed defense before formal charges are filed.

SEC Leadership

The Commission frames the overhaul as a structural realignment to ensure uniformity, fairness, and efficient resource allocation.

From the perspective of the SEC's current leadership, the manual updates are not about weakening enforcement, but rather about institutional discipline. Officials argue that the previous system of delegated subpoena authority led to a fragmented approach where different regional offices pursued divergent priorities. By centralizing the approval process for formal orders and criminal referrals, the Commission aims to ensure that its limited resources are deployed effectively against genuine market threats. Leadership also emphasizes that the new timelines and transparency requirements in the Wells process will ultimately produce better outcomes, fostering a more constructive dialogue between regulators and market participants rather than relying on a 'gotcha' approach to enforcement.

Key points

  • The SEC has updated its Enforcement Manual for the first time since 2017.
  • Enforcement staff can no longer issue subpoenas without a majority vote from the SEC Commissioners.
  • The manual mandates that staff share key evidence with targets during the Wells process.
  • The definition of subpoenaed documents now explicitly includes encrypted messaging apps like WhatsApp and Signal.

How we got here

  1. 2009

    Following the financial crisis, the SEC delegates subpoena authority to the Director of Enforcement to accelerate investigations.

  2. 2017

    The SEC Enforcement Manual receives its last comprehensive update.

  3. March 2025

    The SEC amends its regulations to revoke the delegated authority for formal orders of investigation.

  4. February 2026

    The SEC publishes the fully revised Enforcement Manual, codifying the subpoena changes and overhauling the Wells process.

Corporate Defense Bar 60%SEC Leadership 40%
Corporate Defense Bar
Views the manual updates as a necessary restoration of due process, fairness, and transparency that will prevent frivolous investigations.
SEC Leadership
Frames the overhaul as a way to align investigative resources with Commission priorities and ensure uniformity.

Perspectives this story doesn't cover

  • Investor advocacy groups concerned about slower enforcement timelines
  • Staff attorneys within the SEC Enforcement Division facing new bureaucratic hurdles

Sources

Source coverage

6 outlets

2 viewpoints surfaced

Corporate Defense Bar 60%SEC Leadership 40%
  1. [1]SECSEC Leadership

    SEC's Division of Enforcement Announces Updates to Enforcement Manual

    Read on SEC →
  2. [2]Sullivan & CromwellCorporate Defense Bar

    SEC Division of Enforcement Releases Comprehensive Update to Enforcement Manual

    Read on Sullivan & Cromwell →
  3. [3]Paul HastingsCorporate Defense Bar

    SEC Enforcement Manual Updates

    Read on Paul Hastings →
  4. [4]O'Melveny & MyersCorporate Defense Bar

    SEC Enforcement Manual Updates

    Read on O'Melveny & Myers →
  5. [5]CooleyCorporate Defense Bar

    SEC Enforcement Manual Updates

    Read on Cooley →
  6. [6]Baker BottsCorporate Defense Bar

    SEC Enforcement Manual Updates

    Read on Baker Botts →

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