At the top of the list: Barbara Boxer.
In 1990 Congress adopted the Oil Pollution Act. This act set liability limitations to million for oil spills like the one we are witnessing in the Gulf Coast today. Setting a liability limit on damages created by oil drilling can only encourage the lowering and neglect of safety standards and procedures, ultimately causing more oil spills.
Complete article with list:
Who Voted to Limit the Liability of Oil Companies? | BreakTheMatrix
Original: Politicians Who Voted for the $75 million oil spill liability limit