CB mutual recognition regime's supreme governing body is the International Electrotechnical Commission (IECEE) under the Management Committee Management Committee (MC), the daily work of the Commission by the certification body Committee of Certification Bodies (CCB) and the testing laboratory Commission Committee of Testing Laboratory (CTL ) is responsible. International Electrotechnical Commission member organizations in the country nominated to the CCB their national certification bodies National Certification Body (NCB), to nominate its own CTL CB Testing Laboratory CB Testing Laboratory (CBTL). IECEE annual meeting in its decision whether to accept the nomination. NCB and the difference is between CBTL, NCB can test report issued by CB and CB certificate, CBTL only perform CB tests.