The EU's REACH Regulation on the Registration, Evaluation and Authorization of Chemicals sparked controversy at the WTO Committee on Technical Barriers to Trade meeting on November 9, 2007. REACH requires manufacturers and importers of chemical substances (including substances, preparations, and finished products) with an annual production or import volume exceeding one tonne within the EU to collect complete information on the chemical substances in their products and register with the European Chemicals Agency (ECFA) before production or import. Chemical substances classified as hazardous require authorization before they can be marketed or used. The REACH Regulation came into effect on June 1, 2007, and is expected to complete the registration of all chemical substances within 11 years. According to a press release from the World Trade Organization (WTO), Argentina raised several concerns about the REACH Regulation at the Committee on Technical Barriers to Trade meeting, including the complexity of the regulation, the vague definitions of terms, the potential lack of consistency in registration application procedures among member states, and the impact of the regulation on non-EU companies and SMEs. Countries around the world, including China, Australia, Brazil, Canada, Chile, Japan, South Korea, Mexico, Taiwan, Thailand, and the United States, have expressed the same concerns as Argentina. Upon learning of these reactions, the EU stated that it has begun revising the REACH regulation in response to the feedback received, and pointed out that the European Commission should be responsible for standardizing the registration process. Furthermore,