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Planning application

8 Cavendish Avenue London NW8 9JE

Granted Westminster 25/05626/ADLBC Approval of Details (ADLBC)

Works: Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

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)

As published by the council, reference 25/05626/ADLBC

Application record

Reference
25/05626/ADLBC
Type
Approval of Details (ADLBC)
Status
Decided
Decision
Granted As published: Application Permitted
Received
1 Aug 2025
Validated
1 Aug 2025
Decided
3 Oct 2025
Ward
Abbey Road
Decision by
Delegated Decision
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]

    Submitted 20 Feb 2026 Heritage and listed buildings
  • 26/01095/FULL 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 existing air conditioning condensers with new units; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01096/LBC]

    Submitted 20 Feb 2026 Full applications
  • 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

    Submitted 5 Feb 2026 Trees
  • 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.

    Decided 11 Mar 2026 Trees

Timeline

Dates from the published record

  1. 1 Aug 2025

    Received by Westminster

  2. 3 Oct 2025

    Decision issued: Application Permitted

  3. 21 Jul 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

17 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 documents

What this grant of permission means

Westminster granted permission on 3 October 2025, 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 condition discharge and variation applications

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 8 Cavendish Avenue London NW8 9JE

    26/01096/LBC Submitted 20 Feb 2026 50 yards away

    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

    26/01095/FULL Submitted 20 Feb 2026 50 yards away

    88% 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 existing air conditioning condensers with new units; replacement of windows throughout (part-retrospective) and removal of rear garden house. [Linked to 26/01096/LBC]

    Awaiting decision Full applications Windows or glazing 34 docs

  • 8 Cavendish Avenue London NW8 9JE

    26/00689/TPO Submitted 5 Feb 2026 50 yards away

    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

  • 12 Cavendish Avenue London NW8 9JE

    25/07012/CLLB Submitted 25 Sep 2025 50 yards away

    Internal refurbishment and decorative works.

    Granted 8 docs

  • 6 Cavendish Avenue London NW8 9JE

    26/00573/ADFULL Submitted 2 Feb 2026 50 yards away

    88% 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

    26/01128/ADLBC Submitted 2 Feb 2026 50 yards away

    89% 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

In Westminster

  • 26/02704/ADLBC Decided

    New Zealand House 80 Haymarket London SW1Y 4TE

    Details of new visible security fixtures in the Royal Opera Arcade pursuant to condition 7(f) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC). Linked to 26/02618/ADFULL

    Received 21 Apr, published by the council 21 Jul 2026 Conditions
  • 26/04860/ADLBC Granted

    New Zealand House 80 Haymarket London SW1Y 4TE

    Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 26/04843/ADLBC Granted

    New Zealand House 80 Haymarket London SW1Y 4TE

    Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 26/04850/ADLBC Awaiting decision

    17 Belgrave Square London SW1X 8PG

    Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 25/07120/ADLBC Granted

    72 - 74 Lancaster Gate London W2 3NH

    Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)

    Received 2 Oct, published by the council 21 Jul 2026 Conditions