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Planning application

12 Cannon Place London NW3 1EJ

Refused Camden 2012/5536/P Full applications

Works: Extension Demolition Small domestic

Read from the description, not a valuation. How we read the register

At appeal, which passes the decision to the national inspectorate. Anyone who commented before is normally able to comment again.

Proposal

Erection of a single storey rear extension following demolition of existing conservatory to dwelling house (Class C3)

As published by the council, reference 2012/5536/P

Application record

Reference
2012/5536/P
Category
Full applications
Status
Appeal Decided
Decision
Refused
Decided
12 Dec 2012
Postcode
NW3 1EJ

Site history

Applications at this address on the Camden register

This site has had 8 applications since 2012: 6 approved, 2 refused.

  • 2025/0322/T Granted

    12 Cannon Place London NW3 1EJ

    (TPO REF: 10H-T56) REAR GARDEN: 1 x London Plane (T1) - Thin by up to 15%, selectively reduce over-long branches to balance crown, (max. 2m - 3m extension growth). Remove epicormic stem & basal growth. Lift canopy by 1m - 2m to uniform line.

    Decided 26 Feb 2025 Trees
  • 2023/4935/T Granted

    12 Cannon Place London NW3 1EJ

    REAR GARDEN: 1 x Ginkgo (T1) - Reduce height and lateral branches by approx. 1m - 2m.

    Decided 27 Dec 2023 Trees
  • 2023/4882/T Granted

    12 Cannon Place London NW3 1EJ

    DD 5 Day Notice REAR GARDEN: 1 x London Plane (T1) - Limb removal in accordance with submitted photo.

    Decided 12 Jan 2024 Trees
  • 2022/3539/T Granted

    12 Cannon Place London NW3 1EJ

    REAR GARDEN: 1 x London Plane (T1) - Thin by up to 15%, selectively reduce over-longs to balance crown (max. 2m - 3m extension growth), remove epicormic stem & basal growth, lift canopy by 1m - 2m to uniform line.

    Decided 24 Oct 2022 Trees
  • 2020/4199/T Granted

    12 Cannon Place London NW3 1EJ

    REAR GARDEN: 1 x London Plane (T1): Thin by up to 15%, selectively reduce over-longs to balance crown (max. 2 - 3m extension growth), remove epicormic stem & basal growth, lift canopy by 1 - 2m to uniform line.

    Decided 14 Oct 2020 Trees
  • 2017/0051/T Granted

    12 Cannon Place London NW3 1EJ

    (TPO REF 10H) REAR GARDEN: 1 x Plane - Remove epicormic growth and water shoots up to 20m

    Decided 3 Mar 2017 Trees
  • 2012/5323/L Refused

    12 Cannon Place London NW3 1EJ

    Erection of a single storey rear extension following demolition of existing conservatory to dwelling house (Class C3)

    Decided 12 Dec 2012 Heritage and listed buildings

Timeline

Dates from the published record

  1. 12 Dec 2012

    Decision issued: Refused

  2. 22 Jul 2026

    Added to PlanIndex

What happens at appeal

This application is at appeal, which passes the decision from Camden to the planning inspectorate, and the outcome will replace the council's decision. 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

  • Cannon Lodge 12 Cannon Place London NW3 1EJ

    2017/0175/T 50 yards away

    (TPO REF 10H) REAR GARDEN: 1 x Plane - Thin crown by 15%

    Granted Trees

  • 12 Cannon Place London NW3 1EJ

    2023/4935/T Submitted 20 Nov 2023 50 yards away

    REAR GARDEN: 1 x Ginkgo (T1) - Reduce height and lateral branches by approx. 1m - 2m.

    Granted Trees 3 docs

  • 12 Cannon Place London NW3 1EJ

    2012/5323/L 50 yards away

    Erection of a single storey rear extension following demolition of existing conservatory to dwelling house (Class C3)

    Refused Heritage and listed buildings Extension Demolition
    Small domestic

  • 12 Cannon Place London NW3 1EJ

    2022/3539/T 50 yards away

    REAR GARDEN: 1 x London Plane (T1) - Thin by up to 15%, selectively reduce over-longs to balance crown (max. 2m - 3m extension growth), remove epicormic stem & basal growth, lift canopy by 1m - 2m to uniform line.

    Granted Trees

  • 12 Cannon Place London NW3 1EJ

    2025/0322/T 50 yards away

    (TPO REF: 10H-T56) REAR GARDEN: 1 x London Plane (T1) - Thin by up to 15%, selectively reduce over-long branches to balance crown, (max. 2m - 3m extension growth). Remove epicormic stem & basal growth. Lift canopy by 1m - 2m to uniform line.

    Granted Trees

  • 12 Cannon Place London NW3 1EJ

    2017/0051/T 50 yards away

    (TPO REF 10H) REAR GARDEN: 1 x Plane - Remove epicormic growth and water shoots up to 20m

    Granted Trees

In Camden

  • 2026/0990/P Refused

    1 Bleeding Heart Yard & 19 Greville Street London EC1N 8SJ

    Change of use from office space and restaurant use (Class E) and members club (Sui Generis) to affordable workspace and restaurant use (Class E) and 1 x residential unit on the third and fourth floors (Class C3). Erection of a two-storey roof extension across 19 Greville Street and 1 Bleeding Heart Yard, including alterations at second-floor level to the interior courtyard elevation, ground-floor fenestration changes, and a roof terrace for the associated residential unit.

    Received 26 Mar, published by the council 24 Jul 2026 Full applications
  • 2026/3044/P Granted

    London Irish Centre 50-52 Camden Square London NW1 9XB

    Details to discharge Condition 25 Part A (Air Quality Monitoring) of planning permission ref. 2020/1481/P dated 17/05/24 for 'Redevelopment of site to provide new and reconfigured community centre and ancillary residential accommodation (Class D1/ D2) involving alterations to retained buildings at No's. 50, 51 and 52 Camden Square including replacement of two storey 'link' building; demolition of Murray Street and Murray Mews buildings and replacement with part-three / part-four storey building (plus basement level) with second and third floor terraces and new entrance; associated landscaping and cycle parking'.

    Received 20 Jul, published by the council 2 Aug 2026 Full applications
  • 2026/4338/P Awaiting decision

    32 Willoughby Road London NW3 1RU

    Details to discharge condition 6 (tree protection methods) of planning permission 2025/4186/P granted 13/11/2025 for 'Demolition of existing two storey outrigger and replacement with part two-storey, part single storey rear extension, loft conversion with dormer and roof light to main roof at rear, new windows to flanking wall, replacement of existing windows and installation of a gate and fence to side'.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications
  • 2026/4141/P Awaiting decision

    24 Endell Street London WC2H 9HQ

    Relocation of three air conditioning condenser units to first floor roof, construction of an acoustic enclosure and other associated works.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications
  • 2026/3907/P Awaiting decision

    Flat 1 16 Lyndhurst Road London NW3 5NL

    External renovations to the front of the property, including works to the entry porch, steps, replacment front door, installation of metal railings to boundary wall and paving to front garden and erection of a glass roof to the side passage to create a bike shelter.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications