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
International Standard Book Number on how large the publishing industry is within a country. The initial ISBN configuration of recognition was generated in 1967, based upon the 9-digit Standard Book Numbering (SBN) created in 1966. The 10-digit ISBN format was developed by the International Organization for Standardization (ISO) and was published in 1970 as international standard ISO 2108 (the SBN code can be converted to a ten-digit ISBN by prefixing it with a zero digit "0"). Privately published books sometimes appear without an ISBN. The International ISBN agency sometimes assigns such books ISBNs on its own initiative. Another identifier, the International Standard Serial Number