Here’s when you can start filing your 2021 federal tax returns No Comments Uncategorized The IRS said Monday it would start accepting 2021 federal tax returns on Monday, January 24. The IRS said Monday it would start accepting 2021 federal tax returns on Monday, January 24. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)