
Introduction to the One Big Beautiful Bill Act
The "One Big Beautiful Bill Act" (OBBBA or OBBB) is a significant piece of U.S. federal legislation, signed into law by President Donald Trump on July 4, 2025. The OBBBA is designed to provide substantial tax cuts, primarily by making permanent many provisions of the 2017 Tax Cuts and Jobs Act (TCJA) that were set to expire at the end of 2025.