When is Tax Day?
Tax Day time for the 2018 tax year was April 15, 2019 (unless you lived in Maine or Massachusetts, where it was April 17, 2019).
Tax Time for the 2019 taxes year is April 15, 2020.
Filing after the deadline can cost you. The IRS can assess a failure-to-pay penalty well worth up to 25% of your unpaid tax. And if your return is more than 60 days late, the IRS assesses a minimum tax penalty of $210 or 100% of the tax you owe, whichever is less.
When are taxes due if you get an extension?
With an extension, the deadline to file your tax return for the 2018 tax year is Oct. 15, 2019.
With an extension, the deadline to document your tax come back for the 2019 tax year is Oct. 15, 2020.
Tax deadlines for making quarterly estimated payments in 2019
The IRS requires quarterly estimated tax payments from many people whose income isn’t subject to payroll withholding taxes (usually the self-employed, independent contractors or people with investment earnings). For estimated taxes, the year is divided into four payment periods. Each period offers its own payment due date. Learn all about whether you have to make quarterly approximated payments here.