Another significant change involves the tax rate schedules in the 2024 Instructions for Form 1040. For individuals who are married filing separately with a taxable income over $365,600 ...

Another significant change is the correction to the tax rate tables in the 2024 Form 1040 instructions. On page 127, the tax for married individuals filing separately with a taxable income over $ ...

You can also amend your return by mail. The IRS's instruction booklet for Form 1040-X provides the mailing address to use based on your location. Use certified mail or another form of tracked ...