Fannie Mae & FHA – Per Diem Income: Can per diem income be used to qualify a borrower?
Answer: FHA FHA does not consider per diem payments as income, nor does the IRS â which is why it is not shown on the W2.  They are considered a reimbursement to cover additional expenses incurred by an employee, not actual income to the employee that is available as repayment income for monthly liabilities and housing [...]