S. 4017 · 118th Congress Ultra-Millionaire Tax Act of 2024 StageIn committee SponsorElizabeth Warren Introduced2024-03-21 Latest action2024-03-21 · Introduced in Senate Follow Summary Text Subjects Cosponsors (7) Votes (0) Actions Cosponsors (7) Mazie Hirono Current member Senate HI Democrat Ed Markey Current member Senate MA Democrat Jeff Merkley Current member Senate OR Democrat Bernie Sanders Current member Senate VT Independent Brian Schatz Current member Senate HI Democrat Peter Welch Current member Senate VT Democrat Sheldon Whitehouse Current member Senate RI Democrat