Official test scores on either the Graduate Record Examination (GRE) or the Graduate Management Admissions Test (GMAT) may be required of all applicants, depending on the admissions requirements of each graduate program. The GRE and GMAT scores are only considered official when sent directly to Graduate Enrollment Services from their respective testing service. Examinee copies are not considered official. Clayton State University’s institution code for the GRE is 5145. Clayton State University’s institution code for the GMAT is BD3-SV-70.