When is Tax Day 2021? Where can I file my taxes online? What you need to know Updated 9:06 AM; Today 9:06 AM When is Tax Day 2021? Did Tax Day get extended? How do I sign up for Credit Karma? Jackson Hewitt? Tax Act? Liberty Tax? E-file.com? Here's everything you need to know. (Phillip Rubino/Getty Images)Getty Images Facebook Share The Internal Revenue Service (IRS) has decided to give taxpayers extra time to file their 2020 tax returns due to the coronavirus pandemic, and Pennsylvania has followed along. There are three main ways to file your taxes: through the IRS, by hiring an accountant or through computer software.