The One Big Beautiful Tax Bill (OBBBA) , signed into law on July 4, 2025, is one of the biggest shake-ups to the U.S. tax code we've seen in a while. Building on the 2017 Tax Cuts and Jobs Act (TCJA), this new law makes some temporary rules permanent and adds fresh perks for individuals, businesses, and estate planners. Here’s the scoop on the main changes: 1. Permanent Extension of Lower Tax Rates This bill keeps the TCJA’s lower tax brackets in place, stopping them from goi