The Renewable Transport Fuel Obligation requires suppliers of fossil fuel to ensure that a proportion of the fuel they supply is renewable fuel. Under the scheme biodiesel made from waste cooking oil is an eligible renewable fuel.
The Renewable Fuel Agency administers the scheme and their January quarterly report summarises data on fuel supplied between April and October 2008. This report indicates that used cooking oil made up 3 per cent. (22 million litres) of the biofuel supplied over this period to meet the obligation. Their report is available on the RFA website at: