• The current UK standard industrial classification of economic activities completed April 2026.

  • Overview of the revision process being used to produce UK SIC 2026.

  • The UK standard industrial classification of economic activities completed in 2007 and effective from 1 January 2008.

  • Overview of the revision process that produced the UK SIC 2007.

  • Older versions of the UK standard industrial classification of economic activities containing SICs from 1948 to 2003.