All India Management Aptitude Testing Service (AIMATS) conducts a national level management entrance test for admission to MBA and Postgraduate Management programs of a number of Institutes spread across India. The MAT is conducted 4 times a year in the months of February, May, September and December. The list of institutes accepting MAT scores is variable. The test is conducted in both paper based and computer based formats during a test window of a day for paper based test followed by a weeklong window for computer based test, a candidate can take any one of the two formats. There are 300+ B-schools accepting MAT, please click here to view the list