U.S. proposes global minimum corporate tax rate of 15%, with an eye on something even higher

Corporations around the world should pay at least a 15% tax on their earnings, the Treasury Department said Thursday as part of its push for a global minimum for businesses.

The final rate could go even higher than that, according to a Treasury release that said the 15% minimum is a “floor and that discussions should continue to be ambitious and push that rate higher.”

U.S-based companies currently pay a 21% rate, a level that was slashed during the Trump administration. Previously, the top rate had been 35%.

Under a proposal...