“According to court documents, Charles Littlejohn, 38, of Washington, D.C., while working at the IRS as a government contractor, stole tax return information associated with a high-ranking government official (Public Official A) and disclosed it to a news organization (News Organization 1).”
https://www.justice.gov/opa/pr/irs-consultant-charged-disclosing-tax-return-information-news-organizations
“According to a federal report, the DOJ claims that Littlejohn revealed the tax details of several of the country’s affluent individuals to media entities and shared tax data related to a ‘high-ranking government official’ [Trump] with another news outlet.
“Fox News has been informed that Pro Publica, an investigative journalism nonprofit in New York City, received stolen tax details.”
https://washingtondigest.com/irs-agent-leaked-tax-docs-to-the-media-from-trump-and-others-labeled-wealthiest-individuals/