The Baltic Sea area (as defined in Annex I) and the North Sea area (as defined in Annex V) are designated as ECAs for the purposes of regulation 14 (Sulphur Oxides and Particulate Matter). The North American ECA for NOx, SOx and Particulate Matter came into effect on 1 August 2012. The United States Caribbean Sea ECA for NOx, SOx and Particulate Matter will come into effect on 1 January 2014.