12 CFR § 1248.3
General alignment
November 10, 2020
Each Enterprise's covered programs, policies, and practices must align with the other Enterprise's covered programs, policies, and practices.
(a) When aligning covered programs, policies, and practices, the Enterprises must consider:
(1) The effect of the alignment on TBA-eligible securities' pricing and particularly on the prepayment speeds of mortgages underlying TBA-eligible MBS.
(2) Options that provide the greatest benefit for investors, lenders, and mortgage borrowers.
(b) [Reserved]