The House Committee on Energy and Commerce released its fourth white paper on the Renewable Fuel Standard.  The white paper discusses the energy impacts of the RFS and the changes in US energy demand in the five years since the RFS passed.  The paper calls for comments regarding the impact of the RFS on demand, petroleum prices, and how the RFS could be improved to better meets its energy security goals.  The next House white paper will address fraud issues.  Comments on the RFS energy white paper are due by June 21st.