The new rules will be the subject of hot political debate in eight years (or sooner). Thinkstock By Kevin McCormally, Chief Content Officer January 11, 2018 Note: The editors of Kiplinger's Personal Finance magazine and the Kiplinger Tax Letter are answering questions about the new tax law from subscribers to our free Kiplinger Today daily email. See other reader Q&As about the new tax law, or submit your own question. QMost of the individual provisions of the proposed tax law expire as of Jan. 1, 2026. What will happen in eight years?AUnless those provisions are extended, the law will revert to what existed before the new provisions were enacted. Don’t count on it, though. Whether or not to extend the life of the new rules will be the subject of hot political debate, just as occurred for years after passage of the George W. Bush “temporary” tax cuts of 2001. Most of those cuts were ultimately made permanent. New Tax Plan: Planning for New Tax Rates, Tax Brackets and Deductions SPECIAL REPORT: See Our Full Coverage of the New Tax Law FEATURED SLIDE SHOW: 26 Ways the New Tax Law Will Affect Your Wallet Show comments