As the wait for the highly anticipated qualified mortgage final rule continues, its impact on FHA lending programs remains uncertain. Concerns have been raised over the possibility that the final QM rule the Consumer Financial Protection Bureau is finalizing may establish a safe harbor for prime loans with a maximum debt-to-income ratio of up to 43 percent. This could have implications for FHA loans, which allow higher back-end ratios under certain circumstances, according to some lenders and industry participants. At what point the DTI ratios will ...