… General Overpayment If you drop some units but continue to remain enrolled in at least a half-unit (0.5) class, you may have received unearned funds.. The Financial Aid Office will recalculate your eligibility based on the enrollment … overpayment is resolved. Return to Title IV Policy Students who receive federal financial aid and then withdraw from ALL approved financial aid eligible classes may have to repay some or all of the federal funds they received. Eligibility for financial aid is based on enrollment …