Learning Center image Fannie Mae provides technology, data and document requirements, and resources related to Whole loans and MBS Pool deliveries to Fannie Mae.

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Technology Applications & Tools

Loan Delivery Data Requirements

  • Uniform Loan Delivery Dataset (ULDD)

    The Uniform Loan Delivery Dataset (ULDD) was jointly established by Fannie Mae and Freddie Mac to provide common requirements for loan delivery data.

Pricing & Yields


Pool Settlement Dates

Loan & Pool Delivery

What's New

  • Announcement SEL-2015-11 new

    This Announcement introduces the “remedies framework,” clarifying how Fannie Mae will define and categorize origination defects as well as the corrections and remedies available to lenders.

  • Lender Letter 2015-06 new

    Fannie Mae recognizes and appreciates the enormous efforts that lenders and their partners in the mortgage industry have undertaken to meet the requirements created by CFPB’s Know Before You Owe TILA-RESPA Integrated Disclosure (TRID) rule. This Lender Letter describes Fannie Mae’s expectations for lender compliance with TRID.

Selling Guide

Access the Guide via the link below or

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.

Frequently Asked Questions