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Current Tax Calendar
Due Date Entity Deliverable
January 15 Employers 941 deposit is due
January 15 Individuals 4th Quarter Estimated Tax Payments Due
January 20 Employers Sales Tax Due
January 30 Employers Previous year Forms 941, 940, Colorado Withholding and Colorado Unemployment due
Distribute Employees W2's
Distribute 1099's
February 15 Employers Monthly 941 Deposit Due
February 20 Employers Sales Tax Due
February 28 Employers Forms 1096 Transmittal-mail to IRS
Forms W2/W3-mail to IRS
DR1093 w/W2's mail to State of Colorado
March 15 Employers 941 Deposit Due
March 15 Corporations Annual Return Form 1120 Due
*If you want an automatic 6 month extension file Form 7004
March 15 SCorps Annual Return Form 1120S Due. Provide each shareholder a copy of Schedule K1.
* If you want an automatic 6 month Extension file Form 7004
March 20 Employers Sales Tax Due
April 15 Employers 941 Deposit Due
April 15 Individuals Individual Income Tax Returns Due
* If you want a 6 month Extension file Form 4868 and pay an estimated Tax due with form.
1st Quarter Estimated Tax Payments Due
April 15 Partnerships Form 1065 Return due. Provide each Shareholder with copy of Schedule K1's
*If you want an automatic 5 month extension file Form 7004
April 20 Employers Sales Tax Due
April 30 Employers 1st Quarter 941, Colorado withholding and Colorado Unemployment forms due.
May 15 Employers 941 Deposit Due
May 20 Employers Sales Tax Due
June 15 Individuals 2nd Quarter Estimated Tax Payments Due
June 15 Employers 941 Deposit Due
June 20 Employers Sales Tax Due
July 15 Employers 941 Deposit Due
July 20 Employers Sales Tax Due
July 31 Employers 2nd Quarter 941, Colorado Withholding, Colorado Unemployment Forms Due
5500/5500EZ Annual Form due.
August 15 Employers 941 Deposit Due
August 20 Employers Sales Tax Due
September 15 Individuals 3rd Quarter Estimated Payments Due
September 15 Employers 941 Deposit Due
September 15 Partnerships If on extension file Form 1065
September 15 SCorps If on extension file Form 1120S
September 15 Corporations If on extension file Form 1120
September 20 Employers Sales Tax Due
October 15 Individuals If on extension file Form 1040 and pay any tax, interest and penalties due.
October 15 Employers 941 Deposit Due
October 20 Employers Sales Tax Due
October 31 Employers 3rd Quarter 941. Colorado withholding, Colorado Unemployment forms due.
November 15 Employers 941 Deposit Due
November 20 Employers Sales Tax Due
December 15 Employers 941 Deposit Due
December 20 Employers Sales Tax Due

Firor & Company CPAs PC assists individuals and businesses in the greater area of Denver, Colorado. If you are looking for information regarding accounting solutions, or to schedule your next CPA consultation, please click here to contact us today or call (303) 468-3490.

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Firor & Company CPAs PC  —  274 Union Blvd. Suite 333 Lakewood, CO. 80228
Karl Firor Colorado CPA License # 5710  —  Firor & Co CPA License # 12233
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Phone 303-468-3490  —  Fax 303-468-3494