Westminser city council wants to limit the size of new-build homes to counteract pressure on land from super-rich buyers commissioning mansions, it has emerged.

The authority’s new draft planning document – dubbed City Plan 2019-2040 – also seeks to prioritise the provision of “affordable housing” for middle-income families, which the city describes as priced out of the market at present.

However the limit on super-sized new homes is likely to spark a bigger response from the architecture and design profession – both from those at risk from losing work and others who will view it as a largely political gesture from a Conservative authority.

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