
January
15
- Monthly-filers
Form 941 federal tax deposit due
- DC sales
tax return and payment due, quarterly and monthly filers
- 1040-ES voucher
#4 due
- Virginia,
DC and Maryland individual estimated tax payment #4 due
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 e
- Maryland
income tax withheld return and payment due, quarterly and monthly filers
- State unemployment
tax returns and payment due
- Employees'
Forms W-2 and recipient's 1099s must be provided
- State annual
summary card and transmittal of state copies of Forms W-2 due
- Form 940
and related federal tax deposit/payment due
- County of
Prince William business renewal application and payment due
- Forms W-3/W-2
must be filed with Social Security Administration
- Forms 1096/1099
must be filed with Internal Revenue Service