PPS 6 Planning Archaeology and the Built Heritage·Page 30·6.26(a)
Assessment criteria for listed building demolition – condition and repair
When considering demolition of a listed building, assessments must consider the building's condition, repair costs relative to its importance, and potential continued use value. The assessment should account for tax allowances, grants, and the realistic performance and longevity of historic structures compared to new buildings.
the condition of the building, the cost of repairing and maintaining it in relation to its importance and to the value derived from its continued use. Any such assessment will be based on consistent and long-term assumptions. Less favourable levels of rents and yields cannot automatically be assumed for historic buildings. Also, they may offer proven technical performance, physical attractiveness and functional spaces that, in an age of rapid change, may outlast the short-lived and inflexible technical specifications that have sometimes shaped new developments. Any assessment will also take account of the possibility of tax allowances and exemptions and of grants from public or charitable sources. In the rare cases where it is clear that a building has been deliberately neglected in the hope of obtaining consent for demolition, less weight will be given to the costs of repair;
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