Fannie Mae Selling Guide Chapter C3-4: Pooling Loans into Fixed-Rate MBS
Lenders can pool mortgages into one of two types of MBS:
Fannie Mae publishes the full text of this section: Fannie Mae Single Family Selling Guide on the Fannie Mae website. Zeitro Strata answers questions about it with the passage and page cited.
Guideline text quoted as published by the agency. The latest published version governs. This is not an underwriting decision.