Servicing Management Default Underwriter™ (SMDU™) is an innovative loss mitigation platform delivering real-time loan workout decisioning.

User Help

  • Servicing Application Outages and Hours of Availability updated

    Updated to reflect upcoming outages, including that the Asset Management Network (AMN), Loss Mitigation Valuation portal (LMV), and SMDU will be unavailable Saturday, Aug. 15 and 22. Also notes an outage to the File Transfer Portal Friday, Aug. 7 to Saturday, Aug. 8.


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Servicing Management Default Underwriter (SMDU) is a loss mitigation platform, used by servicers, that renders real-time evaluation and decisioning of Fannie Mae loss mitigation programs. 

SMDU Supports a Variety of Workout Types:

  • Repayment Plan
  • All Modifications Programs available through the Fannie Mae workout hierarchy
  • Standard Short Sale
  • Mortgage Release™ (Deed-In-Lieu of Foreclosure)

Available 24 hours a day and 7 days a week, SMDU can be integrated with a servicer's proprietary default management platform or accessed via a B2B vendor interface (see below for list of technology providers).  

Key Servicer Benefits:

  • Ensures accurate and consistent interpretation and delivery of Fannie Mae policy
  • Reduces liability through limited representations and warranties relief
  • Facilitates faster adoption of Fannie Mae loss mitigation programs
  • Decreases costs associated with implementing and maintaining Fannie Mae loss mitigation guidelines and programs
  • Enables access to new products
  • Increases productivity through process improvements
  • Enhances customer service by quickly providing borrowers with accurate and consistent decisions

SMDU Technology Providers

  • BackInTheBlack LLC
  • Black Knight Financial Services, Inc.
  • CoreLogic, Inc.
  • Fiserv
  • Grid Financial Services
  • Overture Financial Solutions

Mortgage Servicers Using SMDU*

  • Amarillo National Bank
  • Associated Bank
  • Banco Popular de Puerto Rico (BPPR)
  • C.U. Mortgage Services, Inc.
  • Doral Bank
  • Dovenmuehle Mortgage, Inc.
  • Fidelity Bank
  • Flagstar Bank
  • Green Tree Servicing LLC
  • LifeStore Bank
  • Nationstar Mortgage
  • Nationwide Advantage Mortgage Company
  • Navy Federal Credit Union
  • PHH Mortgage
  • PrimeWest Mortgage Corporation
  • Quicken Loans
  • Residential Credit Solutions, Inc.
  • RoundPoint Mortgage Servicing Corporation
  • Seterus, Inc.
  • Sovereign Bank
  • Standard Mortgage Corporation
  • State Bank of Lincoln
  • U.S. Bank

* Partial list

For more information about SMDU, contact your Fannie Mae Servicing Portfolio Manager.