A Treasury Department official has written a letter to federal lawmakers saying that a tech executive working with Elon Musk’s “Department of Government Efficiency” will have “read-only access” to the

WASHINGTON—The Treasury Department said Tuesday that it is conducting an “operational efficiency assessment” of its payment systems and that the agency hasn’t suspended or rejected any payment instructions,

An aide to Elon Musk has administrative privileges in the Treasury Department’s payment system, according to two separate news reports — something the White House has denied. Musk is in charge of the so-called Department of Government Efficiency,