You are looking at a schedule called 'Enactments repealed or amended' for the Secondhand Dealers and Pawnbrokers Act 2004. This schedule tells you which laws are changed or cancelled by this act. The changes are made under section 89 of the act, which you can read about by following the link to s 89. Some laws that are changed include the Antiquities Act 1975, the Auctioneers Act 1928, the Motor Vehicle Sales Act 2003, and the Privacy Act 1993. The schedule also says that some regulations are changed, like the District Courts Rules 1992.