An investigation by the IRS Criminal Investigation division is underway at alliantgroup, a consulting firm with deep ties to the agency and Capitol Hill.

The former accounting firm for the Trump Organization has been pressed to address “serious concerns” about the accuracy of its client’s federal tax returns that it submitted to the IRS, the U.S. Senate Finance Committee said.

A global overhaul of corporate tax rules for the largest multinationals won’t come into effect until at least 2024 as technical details are taking longer to finalize than initially expected.

US employers increasingly are turning to pooled retirement plan designs to avoid the risks and costs associated with a rising tide of class actions over fees for workplace 401(k) investments.

The OECD will be issuing guidance on the globally agreed 15% minimum tax on a piece-by-piece basis, officials of the organization said Tuesday.

California-based internet phone service provider Ooma Inc. has asked the US Supreme Court to review an Oregon top court ruling requiring it to pay state taxes to fund 9-1-1 calls.

The US Court of Appeals for the Fifth Circuit turned down the government’s request for a rehearing after a three-judge panel concluded that a federal tax on crude oil exports is unconstitutional.

French Finance Minister Bruno Le Maire said an agreement on implementing a global minimum corporate tax in Europe is possible by the end of June despite Poland repeatedly blocking a deal.