The shift to Democratic control of both chambers after the November 2026 midterms has compressed the remaining window for the 119th Congress into a short lame-duck session beginning November 9, with a December 11 deadline to avoid a government shutdown via continuing resolution or appropriations. This timeline elevates must-pass measures such as the National Defense Authorization Act, farm bill extensions, and surface transportation reauthorizations, while favoring bipartisan items like permitting reform under the Bipartisan American Affordability and Jobs Act framework released in late September. Trader consensus assigns higher implied probabilities to targeted proposals with cross-aisle momentum or procedural urgency, such as export controls and data center provisions, over more partisan or standalone bills that face steeper hurdles before the January 2027 power transfer. Historical patterns show many enactments occur in post-election periods when attendance and leverage dynamics align.