 Miller stated he would resign as state treasurer as well as chair of the Kentucky Democratic Party when the appointment took effect.Miller stepped down from the position on March 11, 2011, after helping lead Administration efforts in government transparency, pension reform, and energy-efficient buildings, with Kentucky becoming the first state in the nation to establish a Green Bank, a revolving loan fund offering low-interest loans for energy efficiency projects at state buildings.Beshear said in a statement that Miller has been "an exceptional leader and a vital member of my Cabinet."