The Uniform Collateral Data Portal® (UCDP®) is a single portal through which lenders electronically submit appraisal reports for conventional mortgages delivered to Fannie Mae or Freddie Mac. Through UCDP, lenders can upload appraisal data and view edits and submission details.

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UCDP: System Outage Sunday Exclamation Point

The Uniform Collateral Data Portal (UCDP) will be unavailable midnight to 5 a.m. ET Sunday, March 8 for maintenance. We apologize for any inconvenience this may cause.

Release Notes

Help & Training

Upcoming Webinars

Course Title Date & Time Status
Ask the Expert Sessions (UCDP Release and Score/Message) See link for dates Open

What's New

  • Lender Letter 2015-02

    This Lender Letter provides clarifications and additional information on Fannie Mae’s valuation-related tools and appraisal policies, including Collateral Underwriter, Appraiser Quality Monitoring, and updates to the Property Eligibility and Appraisal Requirements section of the Selling Guide.

  • UCDP Updates and Collateral Underwriter Are Here!

    Fannie Mae has implemented updates to the proprietary messages in UCDP, including new messages from Fannie Mae's new appraisal risk assessment application, Collateral Underwriter.

Frequently Asked Questions

Recent Newsletters

  • Quarterly Compass

    Provides information on Fannie Mae initiatives and upcoming milestones, and what lenders need to know to successfully navigate the changes ahead.

Lender Admin Reference Series