Refuge's Isobel Shirlaw has told ITV news that the domestic violence charity has "grave concerns" over Clare's Law.
Shirlaw said that, while some people may "possibly" be saved from abuse by the law, "it doesn't really do anything to address the huge problem of domestic violence in this country".
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A fine evening ahead to the south with some late sunshine in places.
Prince Charles and the Duchess of Cornwall have visited Manchester Arena, the site of a suicide bombing in May which left 22 people dead.
Flammable cladding has been found on 75 high-rise buildings across 26 local authority areas, MPs have been told.