Uniform Closing Dataset Collection Solution
Fannie Mae and Freddie Mac (the GSEs) are announcing the beginning of the Uniform Closing Dataset (UCD) v2.0 Specification (UCD v2.0) Initiative transition period on September 29, 2025. Phase 3B Postponed and Phase 4 warning/warning-to-fatal edits are now available in our collection solutions’ production environments and UCD v2.0 XML files are accepted. In addition, the GSEs are providing an update on the UCD v2.0 Initiative timeline.
The Fannie Mae UCD Collection Solution is a web-based application supporting the electronic delivery of closing data. The UCD Solution offers flexible options for delivering the UCD file at multiple points in your business process and features data quality and eligibility checks.
Questions on UCD Announcement(s), Timeline, UCD v2.0, or edit requirements?
Need Help on UCD Casefile Submissions and edits fired?
Call Us at 1-800-2FANNIE (1-800-232-6643) or visit the Fannie Mae Contact Us page.
Benefits
- Flexible Submission Options – Submit either a single file or batch file (containing multiple UCD XML files).
- Feedback Messaging – Receive clear and concise data quality and eligibility feedback messages.
- Casefile Identifier – A single Casefile ID is associated with each UCD XML file submission.
Features
- Direct Integration (DI) – Our business-to-business integration platform enables UCD file submission directly from a lender’s system and generates feedback messages.
- Web-based User Interface (UI) – Allows users to quickly import UCD files and receive feedback messages; it’s available via the Launch App button above or via the link within Loan Delivery.
Access
Existing Fannie Mae Sellers can grant new users access to the UCD Collection Solution. Users who require access should contact their Technology Manager Corporate Administrator.
If you are a new Seller with Fannie Mae, you will need to be granted access to the UCD Collection Solution as part of your onboarding process.
Technology Manager Administrators will need to follow the process of granting users access in the Technology Manager application. Your Fannie Mae representative is also available to assist you.
Related Links
- Fannie Mae Feedback Messages (Updated Sept. 29)
- Uniform Closing Dataset
- UCD v1.5 Critical Edits Matrix (Updated Sept. 29)
- UCD v2.0 Critical Edits Matrix (Updated Sept. 29)
- UCD Collection Solution User Guide
- UCD Test Environment
- UCD Collection Solution Test Environment Overview
- Technology Integration
- Uniform Mortgage Data Program (UMDP)
Related Applications
Technology Terms & Conditions
The Technology Terms and Conditions previously provided on this page are now located in the new Consolidated Technology Guide. A PDF version of the Guide and other related content is available on the Consolidated Technology Guide page.
