Companies Press Treasury to Ease Book-Income Tax More in 2026

Business advocates may not be able to get rid of the book-income tax they dislike, but they’ve scored some victories in softening its impact—and they’re focused on winning more in 2026.

The corporate alternative minimum tax has pinched companies like Meta Platforms Inc. and Airbnb Inc., and the business community is pushing to limit its scope. At corporate America’s behest, the Treasury Department has whittled away at CAMT in a variety of ways and reportedly will soon give taxpayers their biggest win yet: a change to ensure CAMT, also known as the book-income tax, doesn’t limit a key tax break ...