The Tax Cuts and Jobs Act of 2017 (TCJA) has caused some changes in the area of home mortgage interest deductions. While a good amount of existing homeowners will not be impacted due to grandfather provisions that keep certain prior-law rules in place, other homeowners will be negatively impacted by a new provision that generally disallows interest deductions for home equity loans for tax years 2018-2025. This Tax Planning Letter outlines what you need to be aware of regarding TCJA’s impact on home mortgage interest deductions. TABLE OF CONTENTS HOME MORTGAGE INTEREST: Pre-TCJA HOME MORTGAGE INTEREST: TCJA "Home acquisition indebtedness" under TCJA "Home equity indebtedness" under TCJA $1 million of "home acquisition indebtedness" grandfather rules under TCJA Taxpayers who can disregard TCJA changes HOME MORTGAGE INTEREST: Pre-TCJA Prior to TCJA, a taxpayer was allowed...