How might the proposed changes to IRS tax brackets impact individuals and the broader economy in 2026?

New tax brackets, higher standard deductions and expanded credits are now in effect — changes that could boost paychecks and lower income taxes for many Americans in 2026 and beyond. Why it matters: The IRS updates reflect annual inflation adjustments and sweeping tax changes signed into law last summer in the One Big, Beautiful Bill Act (OBBBA), making several provisions from the 2017 tax overhaul permanent. The biggest changes include new tax breaks for seniors and tipped workers, as well as the extension of tax provisions from President Trump's first term. Catch up fast: Tax breaks created by last year's law — including changes affecting Social Security income and the elimination of federal income tax on tips — can be claimed on tax returns filed in 2026. The IRS's new 2026 tax brackets are starting to affect paychecks now and will apply to returns filed in 2027.2026 income tax brackets The big picture: Each year, the Internal Revenue Service adjusts more than 60 tax provisions to prevent "bracket creep," which happens when inflation pushes workers into higher tax br