3 Tax Reg Groups That May Be Shaky After High Court Rulings

The U.S. Supreme Court issued two rulings that, when combined, open up long-standing federal regulations to challenges without judicial deference to agencies — a pairing that could weaken several categories of tax rules, including guidance issued under the 2017 federal overhaul. Here, Law360 looks at three batches of tax regulations that may be vulnerable in the aftermath of the high court’s decisions.