(4) The tuition amount for undergraduate students beginning enrollment during the 2005/2006 academic year, is net of a $9.75 per credit hour rebate for the 2005/06 academic year. (5) Effective Fall semester 1992, MSU switched from 4 terms per year to 3 semesters per year, which explains the large increase in tuition.© 2013 Michigan State University Board of Trustees.A) The Fall 2008 per credit hour rate incorporates a phased restructuring of existing tuition and fees over three years (Fall 2008, Fall 2009, Fall 2010).