Coronavirus Processing Delays It’s taking us more than 20 weeks (instead of up to 16 weeks) to process amended returns. Do not file a second tax return or call the IRS. Check the status of your Form 1040-X, Amended U.S. Individual Income Tax Return, for this year and up to three prior years. 1. When to check... Your amended return will take up to 3 weeks after you mailed it to show up on our system. Processing it can take up to 16 weeks. 2. What you need... Social Security Number Date of birth Zip Code 3. How to find my... Amended Return Status The amended return tool can’t access certain amended returns; refer to our frequently asked questions for more information. IRS telephone assistors don’t have any additional information about your amended return while it is processing. Call our toll-free number only when the tool asks you to contact us. Related Information Topic No. 308, Amended Returns Topic No. 202, Tax Payment Options Amended Return Frequently Asked Questions When is Where's My Amended Return Available? Form 1040-X, Amended U.S. Individual Income Tax Return