Hmmm I will see if I can find that...
California is the first state of pass such as law, and a similar law will take effect in New York for 2010 model year vehicles. Global warming scores will be included on the state’s DriveClean website.
While this law is intended to help consumers take into account emissions while purchasing cars, a proposed law in the European Union would require E.U. public sector bodies put a price on emissions.
A law endorsed by the European Parliament’s Committee on Environment, Public Health and Food Safety would make governments put a monetary cost on the emissions of vehicles they plan to purchase, and add that to expense calculations. The law would exclude certain types of vehicles, such as ambulances and fire trucks.