Desktop Underwriter & Desktop Originator

Every day, 24 hours a day, except from 1 a.m. to 5 a.m. ET the first and third Sundays each month due to maintenance.

Outage alert

Due to scheduled maintenance, DU/DO will be unavailable on Sunday, September 8 from 1 a.m. to 7 a.m. ET.

New Opportunities to Create Certainty in Lending

We're simplifying the loan process to help lenders better serve borrowers.

Income and employment validation using an asset report
Pre-qualify borrowers with an early assessment
Easily calculate income for self-employed borrowers
Considering rent payments

Propel your business with powerful capabilities and make the most of every lending opportunity

Wholesale Lender

Establishing a DU Wholesale Lender Account
Managing Originators’ Sponsorships job aid
Sponsoring Wholesale Lender Features job aid
Deactivate Sponsoring Lender Relationships
Admin Tool: Desktop Underwriter Wholesale Advanced Functionality Guide
Admin Tool: Sponsoring Wholesale Lenders job aid

Wholesale Originator

DO Sponsoring Lender List
DO Online Registration for Brokers
Sponsored Wholesale Originator Features job aid
Requesting Sponsoring Lenders job aid

DU V. 11.1 Release | August 17, 2024
DU V. 11.1 Release | July 20, 2024
DU for Government Loans Release | Jan. 20, 2024
DU V. 11.1 Release | Feb. 10, 2024
DU V. 11.1 Release I Nov. 18, 2023
DU V. 11.1 Release I Aug. 19, 2023
DU V. 11.1 Release | April 15, 2023
DU for Government Loans Release | Apr. 15, 2023
DU V. 11.1 Release | Feb. 25, 2023
DU for Government Loans Release | Jan. 21, 2023
DU V. 11.0 Release | Dec. 10, 2022
DU for Government Loans Release | Nov. 19, 2022
DU V. 11.0 Release | August 20, 2022

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.