Lambeth Council is taking the government to court over laws that make it easier for developers to turn offices into homes.
The relaxed planning regulations are meant to ease pressure on the housing market. But councillors claim businesses and jobs will suffer as office space begins to disappear.
Ria Chatterjee reports:
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A lamp in the tower which houses Big Ben is to be switched off for the first time in more than 70 years.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.