Judge Jeannette A. Vargas issued a preliminary injunction on Friday but said she may lift the ban if the Treasury Department certifies by March 24 that DOGE members have received required cybersecurity training.

The ruling found that DOGE access to the payment systems created a “realistic danger that confidential financial information will be disclosed.”

A group of state attorneys general sued to block the Trump administration’s policy of allowing political appointees and “special government employees” championed by Elon Musk access to government data.