The U.S. IRS has announced an update of the tax year 2018 annual inflation adjustments to reflect changes from the Tax Cuts and Jobs Act. The IRS also issued a newly revised estimated tax package, Form 1040-ES, and a companion publication, Publication 505, to assist individual taxpayers to correctly determine estimated payments in light of the 2018 changes. --- The Internal Revenue Service has updated the tax year 2018 annual inflation adjustments to reflect changes from the Tax Cuts and Jobs Act (TCJA). The tax year 2018 adjustments are generally used on tax returns filed in 2019. The tax items...