Calendar Year 2010

If any of the deadline dates listed below fall on a Saturday, Sunday or holiday, the following business day becomes the effective deadline date.

January 15th
Federal 941 tax deposit due for previous month for monthly filers
FOURTH TAX ESTIMATE FOR INDIVIDUALS FOR TAX YEAR 2009
Maryland withholding payments due for monthly filers for previous month
Maryland withholding payment due for quarterly filers

January 20th
Sales and Use Tax due for Fourth Quarter - 2009

January 31st
W-2's and 1099's due to recipients
Federal 941 form due
Federal unemployment tax return due
Federal unemployment (940 tax) deposit due
Md. Unemployment report due

February 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers

February 28th
W-2's/W-3, 1099's/1096 due to Social Security Administration

March 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers
CALENDAR YEAR CORPORATION INCOME TAX RETURNS OR EXTENSION REQUESTS FOR TAX YEAR 2009

April 15th
Federal 941 tax deposit due for previous month for monthly filers
INDIVIDUAL TAX RETURNS OR EXTENSION REQUESTS FOR TAX YEAR 2009
CALENDAR YEAR PARTNERSHIP TRUSTS & ESTATES RETURNS OR EXTENSION REQUESTS FOR TAX YEAR 2009
FIRST TAX ESTIMATE FOR CALENDAR YEAR CORPORATIONS AND INDIVIDUALS FOR TAX YEAR 2010
Maryland withholding payments due for monthly filers for previous month
Maryland withholding payment due for quarterly filers

April 20th
Sales and Use Tax due for First Quarter

April 30th
Federal 941 form due
Md. Unemployment report due
Federal Unemployment (940 tax) deposit due

May 15th
Maryland withholding payments due for monthly filers for previous month Federal 941 tax deposit due for previous month for monthly filers
CALENDAR YEAR EXAMPT ORGANIZATIONS 990 OR EXTENSION REQUESTS FOR TAX YEAR 2009

June 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers
SECOND TAX ESTIMATE FOR CALENDAR YEAR CORPORATIONS AND INDIVIDUALS FOR TAX YEAR 2010

July 15th
Federal 941 tax deposit due for previous month for monthly filers
Maryland withholding payments due for monthly filers for previous month
Md. Withholding payment due for quarterly filers

July 20th
Sales and Use Tax due for Second Quarter

July 31st
Federal 941 form due
Md. Unemployment report due
Federal Unemployment (940 tax) deposit due

August 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers

September 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers
EXTENDED CALENDAR YEAR CORPORATION, PARTNERSHIP, TRUSTS AND ESTATES TAX RETURNS FOR TAX YEAR 2009
THIRD TAX ESTIMATE FOR CALENDAR YEAR CORPORATIONS AND INDIVIDUALS FOR TAX YEAR 2010

October 15th
Federal 941 tax deposit due for previous month for monthly filers
INDIVIDUAL TAX RETURNS THAT HAVE HAD AN EXTENSION GRANTED FOR TAX YEAR 2009
Maryland withholding payments due for monthly filers for previous month
Md. Withholding payment due for quarterly filers

October 20th
Sales and Use Tax due for Third Quarter

October 31st
Federal 941 form due
Md. Unemployment report due
Federal Unemployment (940 tax) deposit due

November 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers
EXTENDED CALENDAR YEAR EXEMPT ORGANIZATIONS FOR THE YEAR 2009

December 15th
Maryland withholding payments due for monthly filers for previous month
Federal 941 tax deposit due for previous month for monthly filers
FOURTH TAX ESTIMATE FOR CALENDAR YEAR CORPORATIONS FOR TAX YEAR 2010