What this IRS notice code means, and what to check before you reply.
Start with these steps before you reply.
Read the notice carefully and note any deadline. Gather returns, notices, and payment records. Book a free strategy session before responding if the amount is large, unclear, or collection language appears.
We changed the amount of exemption claimed on page 2 of your tax return for your child that didn’t live with you. Form 8332, Release/Revocation of Release of Claim to Exemption for Child by the Custodial Parent, or Form 2120, Multiple Support Declaration or a copy of a divorce decree showing your right to claim an exemption was incomplete or not attached to your tax return. This change may affect your taxable income, tax, or any of the following credits: Education Credit, Child Tax Credit or Additional Child Tax Credit.
598 is in our IR Manual catalog. Official wording is dense — we translate it for business owners and individuals and map realistic next steps.
Every notice in this library, sorted the way the IRS numbers them.