Fannie Mae Servicing Guide F-3-01 — Acronyms and Glossary of Defined Terms: A

Fannie Mae Servicing Guide F-3-01 — Acronyms and Glossary of Defined Terms: A

F-3-01, Acronyms and Glossary of Defined Terms: A (11/08/2017) accrual rate The rate at which interest is calculated; for a particular remittance date for an MBS pool, it is the mortgage interest rate due under the terms of the mortgage note during the period beginning on the second day of the month preceding the remittance date and ending on the first day of the month in which such remittance date occurs, less the servicer’s servicing spread. ACH Automated Clearing House acquired bifurcated mortgage loan A bifurcated mortgage loan that has been through foreclosure or Mortgage Release but has not been sold by Fannie Mae. acquired property A property for which Fannie Mae has gained title through foreclosure or acceptance of a Mortgage Release (deed-in-lieu of foreclosure); often referred to as real estate owned (REO). active bifurcated mortgage loan A bifurcated mortgage loan that has not been foreclosed upon. active document custodian An entity that has certified MBS or portfolio mortgage loans for Fannie Mae in the previous calendar year. Published May 13, 2026 720 actual/actual remittance type A remittance type that requires the servicer to remit to Fannie Mae only the actual interest due (if it is collected from borrowers) and the actual principal payments collected from borrowers. ADU accessory dwelling unit ALTA American Land Title Association AMI area median incomes AMN Asset Management Network appeal process The first appeal process and the second appeal process that a seller/servicer or other responsible party can use to appeal a demand for a servicing remedy. ARM adjustable-rate mortgage ARM Flex Plus® ARM MBS pools that provide interest accruals at a weighted-average pool accrual rate (which is developed by using a fixed MBS margin) and allow interest rate caps to be applied independently to the individual mortgage loans in the pool and to the PTR for the pool. This means that the PTR for a mortgage loan may continue to increase even when no further increases can be made to the borrower’s interest rate. ARM Flex® ARM MBS pools that provide interest accruals at a weighted-average pool accrual rate (which is developed by using either a fixed MBS margin or a weighted-average MBS margin). Because the application of the interest rate caps for the mortgage loan and the pool will coincide, the PTR for a mortgage loan will not increase on any change date in which the interest rate cap limits the interest rate that is charged to the borrower. ARM loan conversion A feature permissible for a mortgage loan as stated in the note or related note or addendum that allows the borrower to covert an ARM loan to a Fixed Rate loan. ASAP Plus As Soon As Pooled Plus ASAP Sale Published May 13, 2026 721 As Soon As Pooled Sale assignment of rents A transaction in which the purchaser (or transferee) of real property takes over or is added to the existing mortgage loan; the seller (or transferor) remains liable for the mortgage loan unless released by the lender or servicer from this obligation. The terms indicating whether or not the mortgage loan is assumable is determined by the security instrument. assumption A transaction in which the purchaser (or transferee) of real property takes over or is added to the existing mortgage loan; the seller (or transferor) remains liable for the mortgage loan unless released by the lender or servicer from this obligation. The terms indicating whether or not the mortgage loan is assumable is determined by the security instrument. ATR ability to repay AVM automated valuation model

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