1、CRS INSIGHT Prepared for Members and Committees of Congress INSIGHTINSIGHTi i P.L. 115-97 and the 2019 Federal Income Tax Filing Season for Individuals Gary Guenther Analyst in Public Finance Updated March 5, 2019 In late 2017, a bill (H.R. 1) was enacted (P.L. 115-97) that made numerous changes to
2、the federal income tax for individuals and businesses. For a summary of those changes, see CRS Report R45092, The 2017 Tax Revision (P.L. 115-97): Comparison to 2017 Tax Law, coordinated by Molly F. Sherlock and Donald J. Marples. (The title of the bill as passed by the House was the Tax Cuts and Jo
3、bs Act, but it was stricken before final passage under the reconciliation process used to consider the bill.) The changes in the taxation of individual income have implications for many of the key tax elements that help determine an individuals federal income tax liability from the 2018 to 2025 tax
4、years. Starting in 2026, these elements are scheduled to revert to their levels in 2017, the final tax year under previous law. The individual tax elements that P.L. 115-97 altered include marginal tax rates, the method for adjusting key tax elements for inflation, the standard deduction, personal e
