The IEC CB Scheme is multilateral agreement to allow international certification of electrical and electronic products so that a single certification allows worldwide market access.
The CB scheme has its origin in the European "Commission for Conformity Testing of Electrical Equipment" (CEE) which merged into the IEC in 1985. CB system is the abbreviation for the name of the meaning of "Certification Bodies'' Scheme" i.e, "system certification body.". As of July 1992, CB system had a total of 30 member countries namely Austria, Australia, Belgium, Canada, Switzerland, China, former Czechoslovakia Updike, Germany, Denmark, Spain, Finland, France, Britain, Greece, Hungary, Ireland, Israel, India, Iceland, Italy, Japan, South Korea , the Netherlands, Norway, Poland, Sweden, Singapore, the former Soviet Union, former Yugoslavia, the United States. Currently there are some 52 member bodies organized in the IECEE and a further 65 NCBs (national certification bodies) support the scheme with 276 CB test labs (CBTL). A product being certified in a certified testing laboratory according to the harmonized standard will receive a CB Report that may be submitted to the national certification bodies like GS, PSE, CCC, NOM, GOST/R, BSMI.