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Make edits, fill in missing information, and update formatting in US Legal Forms—just like you would in MS Word.

Download a copy, print it, send it by email, or mail it via USPS—whatever works best for your next step.

Sign and collect signatures with our SignNow integration. Send to multiple recipients, set reminders, and more. Go Premium to unlock E-Sign.

If this form requires notarization, complete it online through a secure video call—no need to meet a notary in person or wait for an appointment.

We protect your documents and personal data by following strict security and privacy standards.
Option 1: Sign into your eFile account, modify your Return and download/print your updated CA Form 540/540NR under My Account. Then, complete Schedule X (amended return explanation). Attach Schedule X to your updated Form 540/540NR, sign the amended return and mail it to one of the addresses listed below.
Amending Returns Electronically Select the period for which you want to submit an amended return for under "Recent Periods" tab. Select "File, Amend, or Print a Return" under the "I Want To" column. Select "Amend Return" under the "I Want To" column. Complete the online tax return with your amended figures.
TaxAct supports e-file for one copy of Form 568 in the 1040 product. Additional copies will need to be paper-filed.
If you need to make a change or adjustment on a return already filed, you can file an amended return. Use Form 1040-X, Amended U.S. Individual Income Tax Return, and follow the instructions.
By TurboTax• 296• Updated 1 week ago You can amend any prior-year California state tax return, but you must file your refund claim by the later of: 1 year from the date of overpayment.
If you incorrectly claimed certain expenses to itemize your deductions or you accidentally included or left out a dependent, you should file an amended return to correct the errors. This could prevent problems later, like notices or an IRS audit.
File an amended return using Form 1040-X, Amended U.S. Individual Income Tax Return as soon as possible. Include any forms and/or schedules that you're changing and/or didn't include with the original return. Return the refund check with a letter of explanation.