Dear Prime Minister,

As Mayor of London you did a great deal to improve the quality of London’s new housing. Through the London Housing Design Guide you brought in a total of 75 housing standards. Despite some early resistance the guide soon proved universally popular, even with developers. Forward looking, but achievable in practice, it has been emulated by many local authorities here and elsewhere in the world.

Arguably, your greatest legacy was the introduction of internal space standards. Dubbed the “Parker Boris Standards” (after the famous Parker Morris of the 1960s), your version was not just better; it was the first space standard to apply to all tenures.

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