CT.gov Home drs-beta Current: Prior Years Composite Income Tax Forms Trending Now For Businesses For Individuals Practitioners Forms Publications Research Library Search Department of Revenue Services Search the current Agency with a Keyword Filtered Topic Search Prior Years Composite Income Tax Forms Composite Income Prior Years 2024 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 Prior to 2004 the Combined composite CT-1065/CT-1120 was the partnership return. Click Partnership Tax Prior Years to view prior years for the CT-1065 returns.