**Legislative requirements and stalled congressional action form the core driver of trader consensus against a Trump $250 bill appearing in 2026.** Federal law limits currency portraits to deceased individuals and restricts authorized denominations, so any new $250 note featuring a living president would need explicit legislation to amend the Thayer Amendment and authorize the denomination. The Donald J. Trump $250 Bill Act, introduced in February 2025, remains in the House Financial Services Committee with limited cosponsors and no reported floor progress. Treasury officials have conducted limited design planning as due diligence but have consistently stated that issuance depends on congressional passage, which has not occurred despite the semiquincentennial timing. Production and distribution timelines for new Federal Reserve notes further constrain feasibility before year-end. While late-session legislative movement or a surprise amendment could theoretically shift outcomes, the absence of momentum through October leaves such paths narrow.