Drugmakers Pfizer Inc. and Allergan Plc are scrambling to determine whether to proceed with their plan to merge and move Pfizer's address — but not its operations or headquarters — to lower-tax ...

The White House said Wednesday that the Treasury Department’s new rules aimed at curbing corporate inversions were not specifically targeted at the prospective Pfizer and Allergen merger that the ...

Banks are among the winners in the final version of long-anticipated new rules announced by the Treasury Department Thursday meant to prevent businesses from shifting profits out of the U.S. and crack ...

U.S. companies will find it much harder to reduce their taxes by merging with foreign firms under new rules introduced by the Obama administration, and that's already throwing the fate of one big deal ...

WASHINGTON/NEW YORK (Reuters) - The U.S. Treasury Department took new steps on Monday to curb tax-avoiding corporate "inversions," with the pending $160 billion merger of Pfizer Inc and Allergan Plc ...

CHICAGO--(BUSINESS WIRE)--The strategic merits of Burger King Worldwide's (B+/Watch Negative) LBO of Tim Hortons Inc. will be tested by Monday's enactment of tightened U.S. Treasury tax rules on U.S.

Less than 24 hours after the Obama administration escalated its battle against corporate tax inversions, the outcome of at least one major pending U.S. merger seemed clouded by doubt Tuesday. The ...