December 2
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates November 25–27.
December 4
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates November 28–December 1.
December 9
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 2–4.
December 10
Employees who work for tips. Employees who received $20 or more in tips during November must report them to their employer using Form 4070.
December 11
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 5–8.
December 15
Corporations. Calendar-year corporations deposit the fourth installment of estimated income tax for 2015; use worksheet, Form 1120-W.
December 16
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 9–11.
December 18
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 12–15.
December 23
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 16–18.
December 28
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 19–22.
December 30
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 23–25.
January 4
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 26–29.
January 6
Employers. Semi-weekly depositors must deposit employment taxes for payroll dates December 30–31.
