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Important Tax Deadlines

Calendar Year 2011

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 15

Fourth Quarter Estimated Payment Due for Individuals (Tax Year 2010)

January 20

Sales and Use Tax Due for Fourth Quarter (Tax Year 2010)

January 31

W-2's and 1099's Due to Recipients
Federal 941 Form Due
Federal Unemployment Tax Return Due
Federal Unemployment (940 Tax) Deposit Due
Maryland Unemployment Report Due

February 28

W-2's and W-3's Due to the Social Security Administration
1099's and 1096's Due to the Internal Revenue Service

March 15

Calendar Year Corporation Income Tax Returns or Extension Requests Due (Tax Year 2011)

April 15

Individual Tax Returns or Extension Requests Due (Tax Year 2010)
Calendar Year Partnership Trust & Estate Returns or Extension Requests Due (Tax Year 2010)
First Quarter Estimated Payment Due for Calendar Year Corporations and Individuals (Tax Year 2011)

April 20

Sales and Use Tax Due for First Quarter

April 30

Federal 941 Form Due
Maryland Unemployment Report Due
Federal Unemployment (940 Tax) Deposit Due

May 15

Calendar Year Exempt Organization Returns or Extension Requests Due (Tax Year 2010)

June 15

Second Quarter Estimated Payment Due for Calendar Year Corporations and Individuals (Tax Year 2011)

July 20

Sales and Use Tax Due for Second Quarter

July 31

Federal 941 Form Due
Maryland Unemployment Report Due
Federal Unemployment (940 Tax) Deposit Due

September 15

Extended Calendar Year Corporation, Partnership, Trust and Estate Tax Returns Due (Tax Year 2010)
Third Quarter Estimated Payment Due for Calendar Year Corporations and Individuals (Tax Year 2011)

October 15

Extended Individual Tax Returns Due (Tax Year 2010)

October 20

Sales and Use Tax Due for Third Quarter

October 31

Federal 941 Form Due
Maryland Unemployment Report Due
Federal Unemployment (940 Tax) Deposit Due

November 15

Extended Calendar Year Exempt Organization Returns Due (Tax Year 2010)

December 15

Fourth Quarter Estimated Payment Due for Calendar Year Corporations (Tax Year 2010)




 

 

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