Planning application
8 Cavendish Avenue London NW8 9JE
Works: Windows or glazing
Relates to 26/01096/LBC
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; Replacement of existing air conditioning condensers with new units; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01096/LBC]
As published by the council, reference 26/01095/FULL
Application record
- Reference
- 26/01095/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 20 Feb 2026
- Validated
- 20 Feb 2026
- Ward
- Abbey Road
- Postcode
- NW8 9JE
Site history
Applications at this address on the Westminster register
This site has had 5 applications since 2025: 2 approved, 0 refused.
-
26/01096/LBC Awaiting decision
8 Cavendish Avenue London NW8 9JE
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01095/FULL]
-
26/00689/TCA Awaiting decision
8 Cavendish Avenue London NW8 9JE
3 - Silver Birch - Prune just distal to most recent reduction points; for safety and maintenance reasons, and is in line with previous maintenance & to maintain the overall character of the Conservation Area satisfactorily
-
26/00689/TPO Granted
8 Cavendish Avenue London NW8 9JE
1 x silver birch (T3, rear): Crown reduce to the previous most recent reduction points, retaining selected shortened furnishing growth (about 0.5m long) for crown continuity.
-
25/05626/ADLBC Granted
8 Cavendish Avenue London NW8 9JE
Elevation and section drawings and details pursuant to condition 4 (window details), 10 (landscaping and front entrance steps), 11 (lower ground floor entrance door) and 12 (details of railings) of listed building dated 16th May 2025 (RN:24/08781/LBC)
Timeline
Dates from the published record
-
20 Feb 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 17 April 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Westminster took a median of 65 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
-
26/01096/LBC Awaiting decision
8 Cavendish Avenue London NW8 9JE
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01095/FULL]
1 later application on the register refers to this one:
-
26/01096/LBC Awaiting decision
8 Cavendish Avenue London NW8 9JE
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01095/FULL]
Who's behind it
Company information only, from the register and Companies House
intu Design Architects Ltd Agent, an architecture practice registered in London
Active · incorporated 2024 · London
8 applications on PlanIndex · across 2 councils
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
34 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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 days. More in our guide to how long planning decisions take.
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
-
8 Cavendish Avenue London NW8 9JE
90% historically approved · decision due ~17 Apr
Excavation and construction of a new basement; use of the garage for additional internal accommodation; landscaping of front and rear gardens; internal alterations to the property; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01095/FULL]
Awaiting decision Heritage and listed buildings Windows or glazing 27 docs -
8 Cavendish Avenue London NW8 9JE
1 x silver birch (T3, rear): Crown reduce to the previous most recent reduction points, retaining selected shortened furnishing growth (about 0.5m long) for crown continuity.
Granted Trees 10 docs -
8 Cavendish Avenue London NW8 9JE
Elevation and section drawings and details pursuant to condition 4 (window details), 10 (landscaping and front entrance steps), 11 (lower ground floor entrance door) and 12 (details of railings) of listed building dated 16th May 2025 (RN:24/08781/LBC)
Granted Conditions Windows or glazing 17 docs -
-
6 Cavendish Avenue London NW8 9JE
87% historically approved · decision due ~30 Mar
Details of all new doors, all new windows, bike/bin store, revised front boundary treatment, method statement and landscape areas pursuant to Conditions 5 (A, B and D), 7, 8 and 9 of planning permission dated 13 May 2025 (RN24/04491/FULL) (Linked 26/01128/ADLBC)
Awaiting decision Full applications Windows or glazing 18 docs -
6 Cavendish Avenue London NW8 9JE
90% historically approved · decision due ~30 Mar
Details of all new doors, all new windows, bike/bin store and revised front boundary treatment purusant to Conditions 4 (A, B and D) and 7 of Listed Building Consent dated 13 May 2025 (RN24/04492/LBC) (Linked 26/00573/ADFULL)
Awaiting decision Conditions Windows or glazing 13 docs
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26/06297/FULL Awaiting decision
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Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.
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26/06234/FULL Awaiting decision
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26/06249/FULL Awaiting decision
53 Wimpole Street London W1G 8YH
Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)
-
26/03576/FULL Decided
15A Devonshire Terrace London W2 3DW
Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)