Construction industry of Iran imported items are: glass, timber flooring, lighting, paint, electrical and electronic fittings and accessories, lock, key hardware and aluminum for façade design. Manufacturers and suppliers are required to have ISO 9000 certification in order to export to Iran. European Union standards (EN, BSI, DIN, ANFOR, UNI, NNI, ON, IBN, IPQ, DS, NSF, SEE, SIS, NSAI, ELOT), North America National standards (ANSI, ASTM, AGI, API), Japan National Standard (JIS) and International Standards (ISO, CODEX, ITU, IEC) are also accepted in order to export to Iran. Further information is available from the Institute of Standards and Industrial Research of Iran. Construction industry
ISO 50001 Denmark, France, Germany, Ireland, Japan, Republic of Korea, Netherlands, Singapore, Sweden, Taiwan, Thailand, New Zealand and the USA. Subsequently, the European Committee for Standardization (CEN) developed EN 16001:2009 "Energy management systems. Requirements with guidance for use" as a first international energy management standard. This was published in July 2009 and withdrawn in April 2012 as it had been superseded by ISO 50001. The United Nations Industrial Development Organization (UNIDO) recognized that industry around the world needed to mount an effective response to climate change. It also noted a proliferation of national energy management standards that were emerging as a response