Undisclosed debt is one of the leading causes of investor repurchase requests – Especially nowsince both GSE’s electronically validate 100 percent of loans purchased, performing reviews within 120 days. FNMA LQI and FMAC RLG require lenders to verify whether borrowers have incurred new debt or liabilities from the initial application through loan closing. For borrowers that have incurred new obligations beyond the 3% DTI tolerance, lenders are required to re-underwrite these loan applications to ensure eligibility.