File Form 730 and pay the tax on wagers accepted during April. 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: May 31, 2018 all-day 2018-05-31T00:00:00-07:00 2018-06-01T00:00:00-07:00 ← Deposit payroll tax for payments on Apr 11-13 if the semiweekly deposit rule applies.Deposit payroll tax for payments on Jan. 1-2 if the semiweekly deposit rule applies. →