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Planning application

14 Cannon Place London NW3 1EJ

Granted Camden 2025/3998/P Non Material Amendments

Works: Extension Loft or dormer Windows or glazing

Relates to 2023/3926/P

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

Proposal

Non-material amendment to planning permission 2023/3926/P, granted on 24/07/2023 for 'reconstruction of the rear conservatory, 2x dormer windows to the rear, relocation of 2x existing skylights to the rear, changes to 2x existing side dormers including double glazing and increased width, refurbishment of roof with slate tiles, existing balustrade at first floor level replaced and balcony reduced to a smaller footprint', namely for changes to the window design to the rear dormer windows from timber frame sash to casement windows with double glazing and changes to the rooflight.

As published by the council, reference 2025/3998/P

Application record

Reference
2025/3998/P
Type
Non Material Amendments
Status
Final Decision
Decision
Granted
Received
2 Dec 2025
Validated
5 Dec 2025
Decided
22 Jan 2026
Ward
Hampstead Town
Decision by
Delegated
Postcode
NW3 1EJ

Site history

Applications at this address on the Camden register

This site has had 10 applications since 2010: 9 approved, 0 refused.

  • 2018/0763/T Granted

    14 Cannon Place London NW3 1EJ

    REAR GARDEN: 1 x Sycamore - Remove

    Decided 17 Apr 2018 Trees
  • 2017/5406/T Granted

    14 Cannon Place London NW3 1EJ

    REAR GARDEN: 1 x Salix - Reduce and shape by 4m approx

    Decided 12 Oct 2017 Trees
  • 2017/4235/T Granted

    14 Cannon Place London NW3 1EJ

    REAR GARDEN: 2 x Sycamores - Fell

    Decided 23 Aug 2017 Trees
  • 2016/5773/T Granted

    14 Cannon Place London NW3 1EJ

    REAR GARDEN: 1 x Weeping Ash T1 - remove deadwood, aeriel inspection 1 x Salix T2 - reduce in size by 4m and shape 3 x Sycamores G3 - reduce in size by 3m, thin by 10%

    Decided 8 Dec 2016 Trees
  • 2016/5071/T Granted

    14 Cannon Place London NW3 1EJ

    REAR GARDEN: 2 x Sycamores - Thin by 20%

    Decided 25 Oct 2016 Trees
  • 2016/2839/L Granted

    14 Cannon Place London NW3 1EJ

    Formation of new opening between ground floor kitchen and utility room.

    Decided 15 Jul 2016 Heritage and listed buildings
  • 2016/2925/L Granted

    14 Cannon Place London NW3 1EJ

    Alterations to internal layout of existing bedroom and bathroom and replacement floor finish at first floor level; enlargement of existing Conservation rooflights.

    Decided 14 Jul 2016 Heritage and listed buildings
  • 2010/3504/T Granted

    14 Cannon Place London NW3 1EJ

    REAR GARDEN, ALONG REAR BOUNDARY: Row of Sycamore & 1 x Horse Chestnut - Remove lower overhanging branches and reduce the upper overhanging branches by 2.5 to 3m.

    Decided 16 Jul 2010 Trees
  • 2025/3128/L Awaiting decision

    14 Cannon Place London NW3 1EJ

    Internal alterations including underfloor heating, roof insulation, and removal of suspended ceilings. Alterations to dormer windows.

    Heritage and listed buildings

Timeline

Dates from the published record

  1. 2 Dec 2025

    Received by Camden

  2. 5 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 22 Jan 2026

    Decision issued: Granted

  4. 9 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 2023/3926/P Granted

    14 Cannon Place London Camden NW3 1EJ

    Reconstruction of the rear conservatory, 2x dormer windows to the rear, relocation of 2x existing skylights to the rear, changes to 2x existing side dormers including double glazing and increased width, refurbishment of roof with slate tiles, existing balustrade at first floor level replaced and balcony reduced to a smaller footprint.

    Decided 24 Jun 2024 Full applications

Documents

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

7 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

Camden granted permission on 22 January 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 amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 14 Cannon Place London NW3 1EJ

    2017/5406/T 50 yards away

    REAR GARDEN: 1 x Salix - Reduce and shape by 4m approx

    Granted Trees
  • 14 Cannon Place London Camden NW3 1EJ

    2026/3397/L Submitted 10 Aug 2026 50 yards away

    Discharge of condition 5 of listed building consent application 2025/3128/L regarding flooring in the billiard and dining rooms.

    Granted Heritage and listed buildings 7 docs
  • 14 Cannon Place London Camden NW3 1EJ

    2023/3926/P 50 yards away

    Reconstruction of the rear conservatory, 2x dormer windows to the rear, relocation of 2x existing skylights to the rear, changes to 2x existing side dormers including double glazing and increased width, refurbishment of roof with slate tiles, existing balustrade at first floor level replaced and balcony reduced to a smaller footprint.

    Granted Full applications Extension Loft or dormer +1
  • 14 Cannon Place London Camden NW3 1EJ

    2023/4992/L 50 yards away

    Reconstruction of the rear conservatory, 2x dormer windows to the rear, relocation of 2x existing skylights to the rear, changes to 2x existing side dormers including double glazing and increased width, refurbishment of roof with slate tiles and existing balustrade at first floor level replaced, balcony reduced to a smaller footprint and internal alterations at all levels including the underfloor heating at ground floor level, mechanical and electrical improvements and upgrades and changes to internal layout.

    Granted Heritage and listed buildings Extension Loft or dormer +1
  • 14 Cannon Place London NW3 1EJ

    2017/4235/T 50 yards away

    REAR GARDEN: 2 x Sycamores - Fell

    Granted Trees
  • 14 Cannon Place London Camden NW3 1EJ

    2026/3781/P Submitted 2 Sep 2026 50 yards away

    92% historically approved · decision due ~2 Nov

    Discharge of condition 4A of planning permission 2023/2926 regarding windows.

    Awaiting decision Full applications Windows or glazing 10 docs

In Camden

  • 2026/1139/P Granted

    25 John Street London WC1N 2BS

    Alterations to design of conservatory, windows and doors approved under planning permission 2024/0312/P dated 06/08/2024.

    Received 26 Mar, published by the council 24 Jul 2026 Amendments
  • 2026/4266/P Awaiting decision

    Unit 3A Camden Wharf London 28 Jamestown Road NW1 7BY

    Variation of the planning permission dated 15.3.1999 (Registered No PE9700702R3) for the redevelopment of the eastern part of the site by the erection of a four-storey building for mixed A1, A3 and B1 and the retention of the lock-keepers cottage as a Canal Information Centre with ancillary retail/ cafe comprising alterations to the elevations, fenestration, shopfront, balustrading, terraces, roof plant and the omission of the approved canopy over the pedestrian area as well as the discharging of part of condition 1 of the said planning permission relating to approval of details of balustrades, shopfronts, the canopy attached to the commercial building and any structure related to it.

    Received 30 Sep, published by the council 6 Oct 2026 Amendments
  • 2026/3366/P Granted

    Flat Lower Ground Floor 133 King Henry's Road London NW3 3RD

    Variation of condition 2 (approved plans) of planning permission 2025/1032/P dated 23/04/2025 (which amended 2023/5117/P dated 22/03/2024 (for: Erection of single storey rear extension at lower ground floor, new windows to front and side elevations and new front door) NAMELY, changes to front elevation window and materials

    Received 6 Aug, published by the council 22 Aug 2026 Amendments
  • 2026/4223/P Awaiting decision

    6 Conybeare London NW3 3SD

    Variation of Condition 2 (approved plans) of planning permission ref. 2022/2870/P, dated 13/12/2022, for the erection of a single-storey roof extension and internal roof terrace to the front part of the building, namely to regularise amendments to the approved scheme.

    Received 29 Sep, published by the council 6 Oct 2026 Amendments
  • 2026/4045/P Granted

    234 - 240 Grafton Road London NW5 4NS

    Non-material amendment to planning permission 2024/4574/P granted 21/01/2026 for 'Erection of mansard roof extension to accommodate 1 x one bedroom and 1 x two bedroom dwellings; erection of a part one part two storey semi-detached one bedroom dwelling within rear garden to Dale Road; new cycle storage within rear garden, installation of 1 x ASHP in rear garden and 2 x ASHP on mansard roof of terrace, alterations to front boundary treatment.' namely to amend windows on the rear elevation of the existing building.

    Received 18 Sep, published by the council 24 Sep 2026 Amendments