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Planning application

11 Cavendish Avenue London NW8 9JD

Granted Westminster 25/08404/ADFULL Approval of Details (Full PP)

Works: Windows or glazing

Relates to 25/08547/ADLBC

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

Proposal

Details of new windows pursuant to condition 8 of planning application dated 27th September 2024 (RN: 23/05487/FULL). (Linked to 25/08547/ADLBC)

As published by the council, reference 25/08404/ADFULL

Application record

Reference
25/08404/ADFULL
Type
Approval of Details (Full PP)
Status
Decided
Decision
Granted As published: Application Permitted
Received
17 Nov 2025
Validated
17 Nov 2025
Decided
13 Feb 2026
Ward
Abbey Road
Decision by
Delegated Decision
Postcode
NW8 9JD

Site history

Applications at this address on the Westminster register

This site has had 5 applications since 2025: 3 approved, 0 refused.

  • 26/04938/TPO Decided

    11 Cavendish Avenue London NW8 9JD

    Tree B Common Lime- Pare around damage to the bark. Remove splintered loose sapwood. Tree C Common Lime- Pare around damage to the bark. Remove broken extremity to branch arising at about 8m above ground level; cut back to sound growth.

    Submitted 23 Jul 2026 Trees
  • 26/04006/ADFULL Decided

    11 Cavendish Avenue London NW8 9JD

    Detailed drawings of a hard and soft landscaping scheme pursuant to condition 4 of planning permission dated 27th September 2024 (RN:23/05487/FULL)

    Submitted 17 Jun 2026
  • 26/00603/ADLBC Granted

    11 Cavendish Avenue London NW8 9JD

    Detailed drawings of new stairs in the side extension pursuant to Condition 5 of Listed Building Consent dated 27 September 2024 (RN23/05488/LBC)

    Decided 4 Mar 2026 Conditions
  • 25/08547/ADLBC Granted

    11 Cavendish Avenue London NW8 9JD

    Details of new doors and new windows pursuant to condition 3 and 4 of Listed building consent dated 27th September 2024 (RN: 23/05488/LBC). (Linked to 25/08404/ADFULL)

    Decided 13 Feb 2026 Conditions

Timeline

Dates from the published record

  1. 17 Nov 2025

    Received by Westminster

  2. 13 Feb 2026

    Decision issued: Application Permitted

  3. 20 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/08547/ADLBC Granted

    11 Cavendish Avenue London NW8 9JD

    Details of new doors and new windows pursuant to condition 3 and 4 of Listed building consent dated 27th September 2024 (RN: 23/05488/LBC). (Linked to 25/08404/ADFULL)

    Decided 13 Feb 2026 Conditions

1 later application on the register refers to this one:

  • 25/08547/ADLBC Granted

    11 Cavendish Avenue London NW8 9JD

    Details of new doors and new windows pursuant to condition 3 and 4 of Listed building consent dated 27th September 2024 (RN: 23/05488/LBC). (Linked to 25/08404/ADFULL)

    Decided 13 Feb 2026 Conditions

Who's behind it

Company information only, from the register and Companies House

CAMM Architects Agent, an architecture practice registered in Bishop's Stortford

Active · incorporated 2006 · Bishop's Stortford

18 applications on PlanIndex · across 8 councils · 100% 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 record

Documents

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

22 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 13 February 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

  • 7 Cavendish Avenue London NW8 9JD

    26/00612/TCA Submitted 3 Feb 2026 50 yards away

    T1 1 x lime: crown reduce to previous, most recent reduction points (1.5m) retaining at least 30% of furnishing growth. T2 1 x Holm oak: prune back from property reducing branches by around 1.5m and reduce remaining crown by up to 1m to shape. T3 1 x Catalpa crown reduce all round back to previous, most recent reduction points T4 1 x birch: lift low hanging twiggy branches by 2m. T5 1 x hornbeam: reduce lateral branches over the lawn by 1.5m and shape. T6 1 x sycamore: reduce the height by 3m and spread by 1.5m.

    Granted Trees 7 docs

  • 15 Cavendish Avenue London NW8 9JD

    23/04653/TCA Submitted 6 Jul 2023 50 yards away

    T1-Magnolia grandiflora: fell T2, T3, T4 3 x multistemmed Katsura (originally identified as Judas Trees): fell

    Granted Trees 8 docs

  • 11 Cavendish Avenue London NW8 9JD

    25/08547/ADLBC Submitted 17 Nov 2025 50 yards away

    Details of new doors and new windows pursuant to condition 3 and 4 of Listed building consent dated 27th September 2024 (RN: 23/05488/LBC). (Linked to 25/08404/ADFULL)

    Granted Conditions Windows or glazing 41 docs

  • 9 Cavendish Avenue London NW8 9JD

    26/01924/TCA Submitted 24 Mar 2026 50 yards away

    100% historically approved · decision due ~19 May

    Pittosporum- Reduce by 2 metres in height and shape Olive- Reduce by 1.5 metres in height and shape

    Awaiting decision Trees 6 docs

  • 11 Cavendish Avenue London NW8 9JD

    26/00603/ADLBC Submitted 3 Feb 2026 50 yards away

    Detailed drawings of new stairs in the side extension pursuant to Condition 5 of Listed Building Consent dated 27 September 2024 (RN23/05488/LBC)

    Granted Conditions Extension 8 docs

  • 11 Cavendish Avenue London NW8 9JD

    26/04006/ADFULL Submitted 17 Jun 2026 50 yards away

    89% historically approved · decision due ~12 Aug

    Detailed drawings of a hard and soft landscaping scheme pursuant to condition 4 of planning permission dated 27th September 2024 (RN:23/05487/FULL)

    Decided

In Westminster

  • 26/05984/FULL Decided

    41 Sutherland Street London SW1V 4JX

    Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

    Received 2 Sep, published by the council 11 Sep 2026 Full applications
  • 26/06134/FULL Decided

    Flat 10H Hyde Park Mansions Cabbell Street London NW1 5BG

    Replacement of front and rear second floor level windows with slim-profile double-glazed panels, retaining the existing window and door frames.

    Received 8 Sep, published by the council 15 Sep 2026 Full applications
  • 26/07258/FULL Awaiting decision

    16A Croxley Road London W9 3HL

    Installation of air to air heat pumps to offices and bedrooms.

    Received 22 Oct, published by the council 23 Oct 2026 Full applications
  • 26/07193/FULL Awaiting decision

    98 Victoria Street London SW1E 5JL

    Shopfront alterations. (Linked with 26/07194/ADV)

    Received 21 Oct, published by the council 22 Oct 2026 Full applications
  • 26/07187/FULL Awaiting decision

    Ground Floor Flat 151 Portnall Road London W9 3BN

    Erection of a single storey rear extension.

    Received 21 Oct, published by the council 22 Oct 2026 Full applications