Deadline to file 2021 income tax returns is April 18 | See these fast facts The Citizen 4 years ago The deadline to file 2021 income tax returns is Monday, April 18, 2022. Source: ABC News 6 Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on LinkedIn (Opens in new window) LinkedIn Print (Opens in new window) Print If Taxpayers Missed the Deadline to File a Federal Tax Return, the IRS Can HelpDateApril 24, 2024In relation toGovernmentTax Time Guide 2025: Essentials Needed for Filing a 2024 Tax ReturnDateFebruary 24, 2025In relation toGovernmentTax Time Guide: Use ‘Where’s My Refund?’ Tool to Track Refund StatusDateFebruary 28, 2025In relation toGovernment