The new rule, issued June 15, 2011 at the international level, opens the series dedicated to energy management, a subject now of primary interest both economically and environmentally. The ISO 50001 "Energy management systems - Requirements with guidance for use" (which has taken the place of EN 16001) provides organizations with the necessary management strategies to increase energy efficiency while reducing costs by bringing to them a framework already established by other (eg 9001, 14001).

Are affected by the new standard in particular energy-intensive companies and those that still want to demonstrate their commitment in reducing energy consumption and CO2 emissions associate.Il concept is to consider the use of energy through the supply chain of a 'enterprise, from raw materials to recycling at end of life.

Fundamental analysis is the initial energy needed to define the baseline in terms of business use of energy: generally arise from this analysis results that companies hardly expect more organized, with ideas for improving the energy (and economic) interest in the already short period.