On some recently issued expanded-credit MBS, servicing fees have been as low as 5 basis points. S&P and some other rating services review deals applying assumptions for higher servicing fees.
Most “involuntary loan purchases” by servicers of Fannie/Freddie single-family MBS are related to loss mitigation and loan delinquency rather than loan defects. (Includes data table.)
The Federal Housing Finance Agency in recent years has done a better job than Ginnie Mae in interagency planning for a hypothetical nonbank crisis, according to the Government Accountability Office.