KARACHI: University of Karachi on Wednesday extended B Com supplementary examination 2013 form submission date without late fee. The students can now submit their forms till 27th May 2014 at their respective colleges. Examination fee for 1st or 2nd year is Rs 2650 while for both years Rs 4550. The students enrolled in 2012 are not eligible to appear in supplementary examination 2013, while the students enrolled in 2007 or before will have to pay Rs 3000 additional fee. The supplementary examination will begin in second week of next month.