Résumé en anglais
During the last decade the resurvey of historic buildings in the United Kingdom has substantially increased the number of "listed" buildings subject to legislative controls. By 1988 the total in England will be over one million. The problem of administering these buildings has increased in parallel with the rise in their numbers. In 1987 the value of controlled development in England is likely to be between 3.000-4.000 millio (about 5.000 $ million).