15

• Monthly-filers Form 941 federal tax deposit due
• DC sales tax return and payment due, quarterly and monthly filers
• Maryland income tax withheld return and payment due, monthly filers

20

• Virginia and Maryland sales tax return and payment due, quarterly and monthly filers
• DC income tax withheld return and payment due, quarterly and monthly filers

31

• Form 941 due
• Virginia income tax withheld return and payment due, quarterly and monthly filers
• Maryland income tax withheld return and payment due, quarterly and monthly filers
• State unemployment tax returns and payment due
• DC Personal Property Tax Return and payment due
• Form 940 federal tax deposit due
• Form 5500 Annual Return/Report of Employee Benefit Plan due