May 2
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates April 26–29.
May 7
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates April 30–May 2.
May 9
Employers. Semi-weekly depositors must deposit employment taxes for payroll date May 3–6.
May 12
Employees who work for tips. Employees who received $20 or more in tips during April must report them to their employer using Form 4070.
May 14
Employers. Semi-weekly depositors must deposit employment taxes for payroll date May 7–9.
May 16
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 10–13.
May 21
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 14–16.
May 23
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 17–20.
May 29
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 21–23.
May 30
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 24–27.
June 4
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 28–30.
June 6
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates May 31–June 3.
