Deposit payroll tax for payments on Apr 20-22 if the semiweekly deposit rule applies. 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 27, 2016 all-day 2016-04-27T00:00:00-07:00 2016-04-28T00:00:00-07:00 ← Files Forms 940, 941, 943, 944 and/or 945 if you did not deposit all taxes when due.Deposit payroll tax for payments on Apr 13-15 if the semiweekly deposit rule applies. →