E Mark certifications are used throughout the European Community. Motor vehicles and their components, assemblies, noise levels, emissions must comply with the requirements of EEC Directives and the Economic Commission of European Regulation (ECE Regulation). The products must be tested and proven to comply with the relevant requirements and manufacturers must show they can control the manufacturing processes, known as COP approval. According to the requirements of EU Directive 2004/104/EC, all electrical and electronic products used in motor vehicles sold in the EU be tested so it can attach the "e" mark. This allows regulated movement of products around the EU.