In a planning document available online, Rees recommended that Westminster refuse permission for making the two houses —numbers 1 and 2 Cornwall Terrace—into a single dwelling. He said combining the houses would amount to the "loss of a family-sized unit of residential accommodation" and was contrary to the council's strategy to optimise housing provision in the area.
"It is not considered that there are such exceptional circumstances to allow a policy departure, and it is recommended that permission be refused," Rees stated.
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It seems that petro-dollars don't always talk. The Qatari royal family had offered £850,000 towards the council's affordable housing fund, but Westminster did not permit the payment, saying it would not mitigate for the loss of a family-sized house.