Individuals

1. Gather and fill out the following: Tax year 2017 to present. California Explanation of Amended Return Changes (Schedule X)
2. Submit your amended return online or by mail: Online Through your tax representative or tax preparation software Mail Franchise Tax Board. PO Box 942840.

How far back can I amend for a refund?

three years
Three-year time limit. You usually have three years from the date you filed your original tax return to file Form 1040-X to claim a refund. You can file it within two years from the date you paid the tax, if that date is later.

How far back can you amend California tax return?

You can generally amend a return up to three years from the date the original return was filed (or up to two years after the tax was paid, whichever is later).

Can I amend my California tax return online?

Though you can prepare a 2020 California Tax Amendment Form on eFile.com, you cannot submit it electronically. Once you complete your amended return, you need to print it from your eFile.com account, sign it, and mail it to the state tax agency. In addition, include California Schedule X to explain the amendment.

How to get a refund on an amended tax return?

If you have questions, please contact our Customer Service Center at 1-800-400-7115. For assistance in calculating the interest due use the Interest Rate Calculator. If your amended return results in a refund, please read Publication 117, Filing a Claim for Refund.

How to efile a California state tax return Amendment?

You cannot eFile a CA Tax Amendment anywhere, except mail it in. However, you can prepare it here on eFile.com. Option 1: Sign into your eFile.com account, modify your Return and download/print your updated CA Form 540/540NR under My Account. Then, complete Schedule X (amended return explanation).

Can a California tax return be amended on a 1040X?

In addition, include California Schedule X to explain the amendment. In comparison, the IRS requires a different Form – Form 1040X – to amend an IRS Income Tax Return ( do not use Form 1040 for an IRS Amendment). The IRS might send you a notification to change an error on your tax return, or you might have discovered an error.

How can I amend my tax return with the cdtfa?

Login on the CDTFA’s secure website with your Username and Password. Select the account for which you want to submit an amended return for under the “Accounts” tab. Select the period for which you want to submit an amended return for under “Recent Periods” tab.