The Standard Industrial Classification (SIC) classifies business establishments and other statistical units by their type of economic activity. The classification provides a framework for the collection, tabulation, presentation and analysis of data. It also includes the methodological guide - previously sold as a separate publication. Implemented on 1st January 2003, the United Kingdom Standard Industrial Classification of Economic Activities 2003 (UKSIC(2003)), is a revision of the UKSIC(92).