cs:westminster:26/05547/CLOPUDPlanning Application cs:westminster:26/05547/CLOPUD

Planning application at 15 Grosvenor Hill London W1K 3QA, Westminster. View planning documents, track the decision and get email alerts on updates.

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External fire remediation works to an existing four-storey residential apartment building. Works comprise of: . The removal and replacement of the existing external wall cladding system with a matching system of identical appearance, profile, colour and finish, upgraded to achieve A2-s1,d0 fire performance standards. . Replacement of combustible insulation where necessary . Replacement and introduction of cavity barriers, fire-stopping measures and associated supporting components as required to comply with current fire safety requirements. The replacement materials will replicate the existing appearance of the building and will not result in a material alteration to the external appearance. Minor associated works are proposed to the rear elevation only, with no changes to the use of the building, site access arrangements, highways, drainage, hardstanding or site layout. The building will remain in use as residential flats throughout and no increase in floorspace, building height or residential accommodation is proposed.

26/05547/CLOPUD

15 Grosvenor Hill London W1K 3QA

SubmittedSubmitted14 Aug

ValidatedValidated

ConsultationConsultation

TargetTarget Date

DecidedDecided

This is a planning application at 15 Grosvenor Hill London W1K 3QA. Westminster has handled 18,781 applications of this type and approves 88% of them, typically deciding them in 56 days. It was submitted on 14 August 2026 and is still awaiting a decision. The site is in the Mayfair conservation area, with 13 listed buildings nearby. There are no previous applications recorded at this address. We hold 454 applications in total for the W1K postcode area.