Senate democrats and republicans have finalized appointments to the Senate Commerce, Science and Transportation Committee and the Senate Banking Committee.

The Senate Banking Committee is responsible for legislation affecting mass transit. Committee chairman is Sen. Tim Johnson (D-S.D.).

Most transportation legislation moving through the Senate affecting air, bus and rail safety and economic regulation is under the initial jurisdiction of the Commerce Committee, which is chaired by Sen. Jay Rockefeller (D-W. Va.).

Senate Commerce, Science and Transportation Committee members

Democrats:
Jay Rockefeller (W. Va.), chairman

Mark Begich (Alaska)

Barbara Boxer (Calif.)

Maria Cantwell (Wash.)

Daniel Inoye (Hawaii)
John Kerry (Mass.)

Amy Klobucher (Minn.)

Frank Lautenberg (N.J.)

Claire McCaskill (Mo.)

Bill Nelson (Fla.)
Mark Pryor (Ark.)

Tom Udall (N.M.)

Mark Warner (Va.)

Republicans:
Kay Bailey Hutchison (Texas), ranking

Kelly Ayotte (N.H.)

Roy Blunt (Mo.)

Jim DeMint (S.C.)

John Ensign (Nev.)
Johnny Isakson (Ga.)

Marko Rubio (Fla.)

Olympia Snowe (Maine)

John Thune (S.D.)

Patrick Toomey (Pa.)

Roger Wicker (Miss.)

Senate Banking (Transit) Committee members

Democrats:
Tim Johnson (S.D.), chairman

Daniel Akaka (Hawaii)

Michael Bennet (Colo.)

Sherrod Brown (Ohio)

Kay Hagan (N.C.)
Herb Kohl (Wisc.)

Robert Menendez (N.J.)

Jeff Merkley (Ore.)

Jack Reed (R.I.)

Charles Schumer (N.Y.)
Jon Tester (Mont.)

Mark Warner (Va.)

Republicans:
Richard Shelby (Ala.), ranking

Mike Crapo (Idaho)

Bob Corker (Tenn.)

Jim DeMint (S.C.)

Mike Johanns (Neb.)
Mark Kirk (Ill.)

Jerry Moran (Kans.)

Patrick Toomey (Pa.)

David Vitter (La.)

Roger Wicker (Miss.)