CSA offers a large portfolio of energy-related standards that address safety, performance and efficiency requirements from the production facility, through transmission, to the point of use by consumers. CSA’s suite of Energy codes and standards include: design and installation requirements for renewable energy systems such as solar, wind and photovoltaic; distribution and grid interconnection of wind, solar, biomass, fuel cells and other alternative energies; and performance and energy efficiency of electrical equipment and appliances; nuclear; and petroleum and natural gas systems. Solar domestic hot water systems and solar collectors.