Fuel efficiency in general focuses on conducting studies, preparing the ground and making necessary arrangements for efficient use of fuel in all activities and affairs, either as producer or consumer. Determining standards and regulations, adopting executive bylaws for the fuel market, including equipment manufacturing standards, processes, systems as well as energy consumption equipment and tools, lie within the category of energy efficiency. However, the main activities of this sector include fuel saving in transport systems and vehicles, households and industries, helping growth of technology and product quality upgrade in terms of energy consumption in the industries manufacturing equipment for fuel consumption, promoting the culture of efficient energy use at different levels of society through printing books, magazines and articles, regulating plans through mass media, public education, financial and scientific support are among activities of universities, research institutes and non-state organs in upgrading energy saving technologies and providing scientific ground for improved energy consumption management.