S. 3775 · 119th Congress Stop Underrides Act 2.0 StageIn committee SponsorKirsten Gillibrand Introduced2026-02-04 Latest action2026-02-04 · Introduced in Senate Follow Summary Text Subjects Cosponsors (9) Votes (0) Actions Cosponsors (9) Martin Heinrich Current member Senate NM Democrat Ed Markey Current member Senate MA Democrat Jeff Merkley Current member Senate OR Democrat Ron Wyden Current member Senate OR Democrat Richard Blumenthal Current member Senate CT Democrat Tammy Duckworth Current member Senate IL Democrat Ben Luján Current member Senate NM Democrat Chris Van Hollen Current member Senate MD Democrat Elizabeth Warren Current member Senate MA Democrat