With the midterm elections rapidly approaching, Democratic lawmakers in both the House and Senate have begun to return to an increasingly familiar tactic of the minority: firing off a flurry of document preservation letters that are a harbinger for the subpoenas to come. These early letters signal that key Democrats intend to hold potential investigative targets accountable if they regain power, and that they will not look fondly on parties that dismiss their requests. By urging federal agencies and private entities to secure records in advance, Democratic Ranking Members are making clear that they won’t wait idly to ensure relevant evidence is preserved.
In recent weeks, Democratic leaders have dispatched multiple preservation letters across government and industry, and as Democratic leaders have already previewed, a further “oversight onslaught” is coming. On March 9, for example, Senator Sheldon Whitehouse (D-R.I.) requested that Attorney General Pam Bondi and FBI Director Kash Patel “preserve any existing and future records” related to compliance with the Epstein Files Transparency Act, and cautioned that noncompliance with preservation obligations could be “subject to criminal prosecution.” Likewise, on February 4, Representative Ro Khanna (D-Cal.), Ranking Member of the House Select Committee on the Chinese Communist Party, sent a preservation letter to World Liberty Financial, directing the company to retain all documents and communications relevant to its dealings with the administration and foreign investors. And even where private parties do not themselves receive congressional outreach, those industries with significant business before government agencies that are the target of preservation requests now should expect to be drawn into investigations in the future.
This proactive use of preservation letters by the minority underscores an evolving oversight strategy. Put simply, minority members are asserting themselves early so that even without issuing subpoenas, potential targets of future investigations know to preserve evidence now. Under established legal principles, the duty to preserve records most commonly kicks in when an investigation or other legal proceeding is reasonably foreseeable or pending, and Congress’s position is certainly that a minority-initiated inquiry triggers immediate preservation obligations. Some letters have gone so far as to demand that recipients certify their preservation of documents, setting up the possibility of a ‘process foul’ should they fail to do so. Indeed, retention and preservation practices can become the entire focus of an investigation.
The minority’s aggressive engagement is not unprecedented. Ahead of the 2022 midterms, House Republicans (then in the minority) reportedly sent over 500 information and document requests to lay the groundwork for their anticipated majority investigations.
Meanwhile, oversight attention has extended beyond ‘official’ correspondence and documents to scrutinize the use of ephemeral or encrypted messaging apps that might circumvent ordinary record retention. As the use of applications like Signal has proliferated, so too have investigations focused on this very topic. In fact, recent congressional letters have explicitly admonished recipients that demands for preservation extend to “electronic messages sent using both official and personal accounts or devices and records created using text messages, phone-based message applications, or encryption software.”
For companies on the receiving end of minority-issued preservation letters, preparation is key. Organizations should consider the following steps to manage these demands and stay ahead of potential risks:
- Consult with counsel immediately upon receipt of any document request or demand for preservation, and develop a comprehensive strategy for responding to follow-up inquiries and coordinating with committees or other investigative bodies.
- Assess any overlap with existing preservation obligations, such as those associated with ongoing litigation, enforcement matters, and contractual or regulatory requirements.
- Review internal document retention and legal hold procedures to ensure they can be swiftly and adequately implemented for any topics identified in a preservation notice.
- Evaluate your organization’s policy regarding encrypted or ephemeral messaging applications.
- Practice good communications hygiene going forward, particularly as Congress will often assert that preservation demands create a ‘continuing obligation’ to hold any newly generated documents and correspondence on an ongoing basis. This is also an opportunity to reinforce guidance around the importance of maintaining the confidentiality of privileged and proprietary information.
As the 2026 election cycle progresses, minority-led oversight efforts are likely to continue and intensify—and will foreshadow the formal investigations to come if control of Congress changes. The minority’s message is clear: ignore us at your peril.