Before revision: More recently, California Republican Governor Arnold Schwarzenegger, with the support of 16 other states, sued the federal government and the United States Environmental Protection Agency for the right to set vehicle emission standards higher than the federal standard, a right to which California is entitled under the Clean Air Act .
After revision: More recently, California Republican Governor Arnold Schwarzenegger, with the support of 16 other states, sued the federal government and the United States Environmental Protection Agency for the right to set vehicle emission standards higher than the federal standard, saying thatentitles states to do so the Clean Air Act .