How to Enter a Manufactured Home for AUS
This guide explains how to enter manufactured home details in a loan file so Automated Underwriting Systems (AUS) correctly recognize the property, including support for Fannie Mae MH Advantage and Freddie Mac CHOICEHome.
Step 1 : Set the Property Type
You can set the property type from either of these locations:
Option A: Overview Tab
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Go to Overview.
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Click the Edit pencil next to Subject Property.
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Use the Property Type dropdown to select one of the following:
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Manufactured Home
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Manufactured Double Wide
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Manufactured Single Wide
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Manufactured Multi Wide
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Manufactured Home – Condo/PUD/Co-Op
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Click Save.
Option B: Loan and Property Tab
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Go to Loan and Property > Property Information.
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Use the Property Type dropdown to select the appropriate type.
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Click Save.
Step 2: Set the Construction Method Type
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Navigate to Loan Additional > Appraisal Information and Project Detail.
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Click the Edit pencil.
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Use the Construction Method Type dropdown and select one of the following:
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Manufactured
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Mobile Home
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Modular
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On-Frame Modular
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Site Built
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Other
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For agency specific products:
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Select Other.
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In the Construction Method Type – Other Description field, enter:
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MH Advantage (Fannie Mae)
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CHOICEHome (Freddie Mac)
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Click Save.
Step 3: Complete Manufactured Home Tab (If Applicable)
If you have additional manufactured home details to enter:
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Go to Loan Additional → Manufactured Home.
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Fill in the fields, such as:
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Certificate of Title Type
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Serial Number Identifier
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HUD Certification Label Identifier
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Lot Ownership Type, etc.
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Click Save when finished.
✅ Quick Summary
- Set the Property Type in either Overview or Loan and Property.
- Set the Construction Method Type in Loan Additional > Appraisal Information and Project Detail — this is what AUS uses.
For MHAdvantage (Fannie Mae) or CHOICEHome (Freddie Mac), choose Other as Construction Method Type and enter the product name in Construction Method Type – Other Description field
- Complete the Manufactured Home Tab in Loan Additional when details are available.