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DUSThe multifamily model for the future.

Our Delegated Underwriting and Servicing (DUS®) model – the premier financing platform in the multifamily market – is built on three pillars: risk-sharing, delegation, and life-of-loan servicing.

Passco + KeyBank Partnership

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I think the right partner is somebody that's willing to understand you and you're willing to understand them, and you have that mutual trust and respect, not only as professionals but also as people.
—Alan Clifton, Chief Investment Officer, Passco Companies close quotation mark

Read how the DUS program is designed to help borrowers achieve success.

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Fast. Flexible. Certain.

Fannie Mae is dedicated to supporting a strong U.S. multifamily market

1As of 2019

Market Leader 30+ Years

Guarantees 20% of multifamily market

Provided $628 B in liquidity1

Financed 10.3 M units1

The Delegated Underwriting and Servicing platform.

25 DUS lender partners are authorized to underwrite, close, and deliver loans on our behalf.

In exchange, Lenders and Fannie Mae share the risk on those loans.

Borrowers, Lenders, and Fannie Mae share the reward.

It’s built on three pillars


  • Incentivizes lenders to prioritize credit quality

  • Gives borrower certainty of execution, faster decisions, quicker closings, better pricing

  • Protects taxpayers


  • Expedites lenders’ response to customers

  • Allows us to scale our business as industry conditions change

Life-of-loan servicing

  • Eliminates other master or special servicer

  • Offers seamless post-close activities

Aligns interests of all the players.


  • Wants affordable capital
  • Provides at least 20% equity


  • Has extensive multifamily underwriting and servicing experience
  • Wants to finance creditworthy properties that will deliver good returns
  • Shares 1/3 of credit risk2

Fannie Mae

  • Provides capital to help lenders finance deals
  • Guarantees loan
  • Shares 2/3 of credit risk2
  • Securitizes loans and sells MBS


  • Wants to buy a high-quality, transparent security
  • Provides liquidity

2 Based on most common risk-sharing structure

That’s why we call DUS The Loan We All Own®

It’s the premier financing platform in the multifamily market

Conventional Housing
Rent-restricted Housing
senior housing
Seniors Housing
Student Housing
Manufactured Housing Communities

DUS.The Loan We All Own™

Only the Fannie Mae DUS model provides liquidity in every market.

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Conventional Products

Discover a variety of flexible financial solutions for Multifamily properties.

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Specialty Financing

Specialty financing solutions to help you serve all markets.

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Marketing Center

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