Comet Calendar, The Official Event Calendar for UT Dallas en-us This week's academic calendar at UT Dallas Spring 2015 Last Day of Classes 1st 8-week Session Saturday, Feb 28 ]]> Spring 2015 Last Day for Regular Registration 2nd 8-week Session Thursday, Mar 5 ]]> Spring 2015 Final Exams 1st 8-week Session Monday, Mar 2 - Saturday, Mar 7 ]]> Spring 2015 "Signature Required" Period to Withdraw from UG Courses Full Term Session Thursday, Jan 29 - Friday, Mar 27 ]]>