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| Edward Markey | Sponsor |
| Adam Schiff | Co-sponsor |
| Alejandro Padilla | Co-sponsor |
| Amy Klobuchar | Co-sponsor |
| Bernard Sanders | Co-sponsor |
| Brian Schatz | Co-sponsor |
| Catherine Cortez Masto | Co-sponsor |
| Chris Van Hollen | Co-sponsor |
| Christopher Coons | Co-sponsor |
| Christopher Murphy | Co-sponsor |
| Cory Booker | Co-sponsor |
| Jacky Rosen | Co-sponsor |
| Jeanne Shaheen | Co-sponsor |
| Jeff Merkley | Co-sponsor |
| Mazie Hirono | Co-sponsor |
| Patty Murray | Co-sponsor |
| Peter Welch | Co-sponsor |
| Ron Wyden | Co-sponsor |
| Sheldon Whitehouse | Co-sponsor |
| Tammy Baldwin | Co-sponsor |
| Timothy Kaine | Co-sponsor |