Treasury Department

The Internal Revenue Service has acknowledged in a court filing that it is now sharing taxpayer data with Immigration and Customs Enforcement.

A Treasury Department decision due next week threatens to undermine the financial viability of hundreds of planned clean energy projects.

Even the wonkiest experts are struggling to keep up with the latest macroeconomic data. Here are the key factors to watch in the coming months.

The institute sent a letter to officials at the Treasury and the IRS asking for immediate guidance on a provision of the One Big Beautiful Bill Act for deducting R&D costs.

Billy Long explained his plans for the Internal Revenue Service and the new tax bill during his first public talk as IRS commissioner.

Staffing shortfalls and intricate new policies are complicating efforts at the Treasury and IRS to meet tight deadlines for churning out guidance on the tax bill.

The American Institute of CPAs hopes to smooth the Trump administration's move away from paper tax refunds at the Internal Revenue Service.

A deal with G-7 allies will exclude U.S. companies from some taxes imposed by other countries in exchange for removing Section 899 from Trump's tax bill.

The development could bring great relief to Wall Street investors worried about punitive tax measures on foreigners.

A group of tax organizations, including the NATP and NAEA, hopes to preserve the core tax functions relied on by tax professionals despite cutbacks at the IRS.