The CE marking as it has been legally called since 1993 (per directive 93/68/EEC)(Decision 93/465/EEC), or formerly EC mark, is a mandatory conformity marking for products placed on the market in the European Economic Area (EEA).

Energy Star is a joint program of the U.S. Environmental Protection Agency and the U.S. Department of Energy helping us all save money and protect the environment through energy efficient products and practices.