REPUBLICANS
John Barrasso, Chairman (WY)
John McCain, Member (AZ)
Lisa Murkowski, Member (AK)
John Hoeven, Member (ND)
James Lankford, Member (OK)
Steve Daines, Member (MT)
Michael Crapo, Member (ID)
Jerry Moran, Member (KS)
DEMOCRATS
Jon Tester, Vice Chairman (MT)
Maria Cantwell, Member (WA)
Tom Udall, Member (NM)
Al Franken, Member (MN)
Brian Schatz, Member (HI)
Heidi Heitkamp, Member (ND)