Planning application
79 Harley Street London W1G 9HW
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Variation of conditions 1 and 5 of planning permission dated 31 August 2023 (RN: 23/04631/FULL) for the: External and internal alterations at lower ground, ground and first floor rear flat roof level associated with the installation of a new MR Linac machine at lower ground floor level. Installation of new plant and relocation of existing plant, including a quench pipe within the external area at rear ground floor level and on the first floor flat roof area, the removal of skylight and associated works. NAMELY, to allow internal and external amendments and the installation of additional plant.
As published by the council, reference 25/09214/FULL
Application record
- Reference
- 25/09214/FULL
- Type
- Full Planning Permission Application
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 19 Dec 2025
- Validated
- 19 Dec 2025
- Decided
- 20 Apr 2026
- Ward
- Marylebone
- Decision by
- Delegated Decision
- Postcode
- W1G 9HW
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
25/09253/LBC Granted
79 Harley Street London W1G 9HW
Internal alterations at basement and ground floor levels and external alterations including the removal of roof lanterns; installation of new plant within the lightwell at ground floor level and on the flat roof area at first floor level.
Timeline
Dates from the published record
-
19 Dec 2025
Received by Westminster
-
20 Apr 2026
Decision issued: Application Permitted
-
20 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Rolfe Judd Planning Ltd Agent, a planning consultancy registered in The Oval
Active · incorporated 1992 · The Oval
598 applications on PlanIndex · across 26 councils · 95% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
26 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
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Open the documentsWhat this grant of permission means
Westminster granted permission on 20 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
79 Harley Street London W1G 9HW
Internal alterations at basement and ground floor levels and external alterations including the removal of roof lanterns; installation of new plant within the lightwell at ground floor level and on the flat roof area at first floor level.
Granted Heritage and listed buildings 21 docs -
77 Harley Street London W1G 8QN
Installation of four air conditioning units within central lightwell of the building.
Withdrawn Full applications 8 docs -
77 Harley Street London W1G 8QN
Installation of four air conditioning units within central lightwell of the building.
Withdrawn Heritage and listed buildings 3 docs -
77 Harley Street London W1G 8QN
Installation of three air conditioning units in the central lightwell of the building.
Refused Heritage and listed buildings 2 docs -
2 Wimpole Mews London W1G 8PE
88% historically approved · decision due ~31 Mar
Detailed drawings (1:20 and1:5) inc existing fabric junction pursuant to Condition 4 of planning permission dated 31 July 2025 (RN: 25/03972/FULL)
Awaiting decision Full applications 5 docs -
73 - 75 Harley Street London W1G 8QJ
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Granted Heritage and listed buildings 9 docs
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