Federal prosecutors subpoena Philadelphia District Attorney Larry Krasner and an aide after judge’s referral alleging legal violations tied to pressure campaign

Federal prosecutors have subpoenaed Philadelphia District Attorney Larry Krasner and one of his top assistants following a judge’s referral that concluded they may have violated the law after hearing testimony in a case involving what a judicial memo described as a “pressure campaign,” according to a report published Monday by the New York Post.

The report says the referral stemmed from a memo by Judge Diamond, who stated he “reluctantly concluded” that the Philadelphia district attorney’s office, and specifically Krasner and a top assistant, “may have violated the law.” The memo, the report says, followed testimony presented in court.

According to the New York Post report, the federal subpoenas were issued after the judge’s referral, linking the judicial finding to a separate federal inquiry. The report does not, in the summary available here, specify the exact federal agency or the subject matter of the subpoenas beyond the alleged conduct described in the judge’s referral.

The alleged conduct, as characterized in the report, centers on an effort described as a “pressure campaign.” The report does not detail the underlying facts of the campaign, who was targeted, or what specific actions were at issue, beyond attributing the allegation to the judge’s referral after testimony.

Krasner, the top law enforcement official in Philadelphia, oversees the Philadelphia District Attorney’s Office and directs prosecutors and support personnel. Federal review of conduct by a state or local prosecutor can raise questions about due process and the boundaries of prosecutorial activity and influence, particularly when an order or memo from a court triggers scrutiny outside the original case.

The New York Post report frames the judge’s referral as the trigger for federal subpoenas. In the absence of the full memo or the subpoena itself in the provided material, it is not clear what specific documents, communications, or witnesses federal prosecutors are seeking, or whether the subpoenas are linked to a statute or theory of misconduct beyond the judge’s conclusion that violations “may” have occurred.

The next procedural steps would depend on the scope of the subpoenas and any responsive filings in the federal matter. If the defense challenges the subpoenas, enforcement could proceed through federal court, where judges typically assess relevance, privilege, and constitutional limits on compelled testimony or document production.