Individuals: File Form 1040, 1040A, or 1040EZ. For automatic 6-month extension file Form 4868 and deposit estimated tax. Pay the first installment of 2016 estimated tax – Use Form 1040-ES. Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: April 18, 2016 all-day 2016-04-18T00:00:00-07:00 2016-04-19T00:00:00-07:00 ← Employers: Employees are required to report to you tips of $20 or more earned during August.File Form 8027 if you are a large food or beverage establishment. →