one of my cousin who is a Contractor had last filled IT Return for the assesment year 2007-08 and has not filled return after nthat..now since due date for filling return forn AY 2008-09 and 2009-10 has lapsed can he file return for AY 2010-11 an 2011-12 without filling two returns in between.nd if not what is the solution for this problem.kindly suggest..