Health Care Bill By camiive Period: Feb 24, 2009 to Apr 30, 2014 Affordable Care Act Mar 21, 2010 Senate approves Health Care Bill Senate passes its version of health care bill Mar 23, 2010 President Obama Signs it into law Jun 28, 2012 Supreme Court Upholds Law Oct 1, 2013 Website opens to sign up for health insurance Mar 31, 2014 Open enrollment ends Last day to access website to get health insurance without penalty.