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This form is used to amend a previously filed individual income tax return to correct errors or make changes to income, deductions, and credits.
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How to fill out 1040x

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How to fill out 1040X

01
Obtain IRS Form 1040X from the IRS website or your tax office.
02
Fill in your personal information in the top section, including your name and Social Security number.
03
Indicate the tax year for which you are amending the return in the appropriate box.
04
Complete Part I by entering the amounts from your original return (or the last amended return) on the corresponding lines.
05
In Part II, write the corrected amounts and provide explanations for each change in the box provided.
06
Review the entire form for accuracy and completeness.
07
Sign and date the form at the bottom before submitting.
08
Mail the completed form to the address specified in the instructions.

Who needs 1040X?

01
Individuals who need to correct errors on their previously filed tax returns.
02
Taxpayers who need to change their filing status or to claim credits or deductions that were missed.
03
Those who received additional information after filing that affects their tax liability.
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An amended return captures all the original information when you first filed but includes anything you needed to change. To get those new details to the Internal Revenue Service (IRS), you'll use Form 1040-X, Amended U.S. Individual Income Tax Return, and follow the instructions.
abbreviation for Internal Revenue Service: the US government department that is responsible for calculating and collecting taxes: The IRS grants tax exemptions for charities and community organizations.
In 1943, the "pay-as-you-go" system of tax withholding began. In 1953, the Treasury Department completed a reorganization of the Bureau of Internal Revenue, reforming it as a service agency under the name Internal Revenue Service (IRS).
You can file Form 1040-X, Amended U.S. Individual Income Tax Return electronically with tax filing software to amend your Form 1040, 1040-SR, 1040-NR, or 1040-SS/PR for the current or two prior tax periods. If amending a prior year return originally filed on paper, then the amended return must also be filed on paper.
There is no penalty for simply filing an amended return. But if your mistake caused you to underpay tax, you will owe that additional tax. If you amend your tax return before the April deadline and pay the remaining tax you owe, you won't have to pay a penalty.
: abbreviation for Internal Revenue Service: the U.S. government department that is responsible for calculating and collecting taxes: The IRS grants tax exemptions for charities and community organizations.

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Form 1040X is the Amended U.S. Individual Income Tax Return used to correct errors or make changes to a previously submitted federal tax return.
Individuals who need to amend their tax return for various reasons such as correcting errors, changing filing status, or adding/deleting dependents are required to file Form 1040X.
To fill out Form 1040X, provide your personal information, the tax year you are amending, and a clear explanation of changes made. You'll also need to complete the sections for the original return, new amounts, and provide any additional documentation if necessary.
The purpose of Form 1040X is to allow taxpayers to correct mistakes and make amendments to their previously filed tax returns to ensure their tax records are accurate.
On Form 1040X, you must report your personal information, the year of the return you are amending, the changes to income, deductions, and credits, along with the reason for those changes.
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