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 August 5, 2026 Announcement SEL-2026-07: Selling Guide Updates July 29, 2026 Fannie Mae Reports Net Income of $4.0 Billion for Second Quarter 2026 July 27, 2026 Updated UCD v2.0 Resources Available