Home Single-Family News Center Open Production Period has begun January 4, 2021 Open Production Period has begun Effective Jan. 1, 2021, all lenders may begin using the redesigned Form 1003 and updated DU Spec to submit loans to production using the new DU user interface. Launch DU Recent News December 18, 2025 Controlling For Collateral Defects December 17, 2025 Announcement SVC-2025-07 – Servicing Guide Update December 15, 2025 Updates to UCD v2.0 Specification Resources