2010 August 2, 2010 Second quarterly payroll returns and pay taxes due September 15, 2010 Corporate and partnership returns due - final deadline, Calendar Year September 15, 2010 Third 2009 estimated payment - all entities due September 21, 2010 Turn in personal data to Z&A (if extension was filed) to file without penalty October 15, 2010 Personal returns - final deadline November 1, 2010 Third quarterly payroll returns and pay taxes due December 15, 2010 Corporations - Fourth quarter estimate due December 31, 2010 Last day to open KEOGH account for 2010 deposits
2011 January 31, 2011 Furnish W-2s and 1099 MISC to recipients January 31,2011 File quarterly/annual payroll/sales tax returns February 28, 2011 File paper W-2s with Social Security Administration February 28, 2011 File paper 1099s with IRS March 14, 2011 Turn in personal data to Z&A to file by April 15 March 15, 2011 Corporate returns or extensions due / Calendar year corporations April 15, 2011 Individual, partnership returns or extensions are due April 15, 2011 First 2009 estimated payment due May 2, 2011 First quarterly payroll returns and pay taxes due June 15, 2011 Second 2009 estimated payment - all entities due August 1, 2011 Second quarterly payroll returns and pay taxes due September 15, 2011 Corporate and partnership returns due - final deadline, Calendar Year September 15, 2011 Third 2009 estimated payment - all entities due September 21, 2011 Turn in personal data to Z&A (if extension was filed) to file without penalty October 17, 2011 Personal returns - final deadline October 31, 2011 Third quarterly payroll returns and pay taxes due December 15, 2011 Corporations - Fourth quarter estimate due December 30, 2011 Last day to open KEOGH account for 2011 deposits
