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Planning application

34 Belsize Lane London NW3 5AE

Granted Camden 2024/3606/P Full applications

Works: Extension Windows or glazing

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

Proposal

Details submitted in relation to condition 7 (timber joinery relocation) of approved application 2023/1749/L dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works throughout, internal alterations including opening up the kitchen to living room, new bathrooms, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to the existing main roof, mechanical ventilation heat recovery and ASHP units.)

As published by the council, reference 2024/3606/P

Application record

Reference
2024/3606/P
Category
Full applications
Status
Final Decision
Decision
Granted
Decided
14 Nov 2024
Postcode
NW3 5AE

Site history

Applications at this address on the Camden register

This site has had 16 applications since 2018: 12 approved, 0 refused.

  • 2025/5718/L Granted

    34 Belsize Lane London NW3 5AE

    Demolition of spiral staircase and roof access structure, extension of garage and erection of wall in the garage (part retrospective).

    Decided 25 Feb 2026 Heritage and listed buildings
  • 2025/5896/P Granted

    34 Belsize Lane London NW3 5AE

    Variation of condition 2 (approved drawings) of permission 2024/1219/P (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units) chiefly to demolish the spiral staircase and roof access structure, extend the garage and erect a wall in the garage (part retrospective).

    Decided 25 Feb 2026 Amendments
  • 2025/0489/P Granted

    34 Belsize Lane London NW3 5AE

    Details submitted in relation to condition 6 (green/sedum roofs) and 10 (PV panels) of planning permission 2024/1219/P dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.)

    Decided 28 May 2025 Full applications
  • 2024/5771/L Withdrawn

    34 Belsize Lane London NW3 5AE

    Demolition of spiral staircase leading to the roof and erection of single-storey extension connecting the garage to the main house.

    Decided 30 Jan 2025 Heritage and listed buildings
  • 2024/5772/P Withdrawn

    34 Belsize Lane London NW3 5AE

    Variation of condition 2 (approved drawings) granted under reference 2024/1219/P dated 06/08/2024 for 'Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.' The variation would demolish the spiral staircase leading to the roof and erect an extension connecting the garage to the main house.

    Decided 30 Jan 2025 Full applications
  • 2024/5529/L Granted

    34 Belsize Lane London NW3 5AE

    Details submitted in relation to condition 4 (visible fixing manifestations) of approved application 2024/2957/L dated 11/09/2024 (for: Repair of eastern boundary wall).

    Decided 27 Jan 2025 Heritage and listed buildings
  • 2024/3502/L Granted

    34 Belsize Lane London NW3 5AE

    Details submitted in relation to condition 5 (Historic England Level 2 recording) of approved application 2024/1759/L dated 06/07/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works throughout, internal alterations including opening up the kitchen to living room, new bathrooms, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to the existing main roof, mechanical ventilation heat recovery and ASHP units.)

    Decided 23 Sep 2024 Heritage and listed buildings
  • 2024/1219/P Granted

    34 Belsize Lane London NW3 5AE

    Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.

    Decided 6 Aug 2024 Full applications
  • 2024/1759/L Granted

    34 Belsize Lane London NW3 5AE

    Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works throughout, internal alterations including opening up the kitchen to living room, new bathrooms, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to the existing main roof, mechanical ventilation heat recovery and ASHP units.

    Decided 6 Aug 2024 Heritage and listed buildings
  • 2021/3342/P Granted

    34 Belsize Lane London NW3 5AE

    Clerestory window and flat roof construction over existing mono-pitched roof light with new insulation to roof.

    Decided 26 Oct 2021 Full applications

Timeline

Dates from the published record

  1. 14 Nov 2024

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

What this grant of permission means

Camden granted permission on 14 November 2024, 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 500 metres

  • 34 Belsize Lane London NW3 5AE

    2025/5718/L Submitted 31 Dec 2025 0m away

    Demolition of spiral staircase and roof access structure, extension of garage and erection of wall in the garage (part retrospective).

    Granted Heritage and listed buildings Extension Demolition 31 docs
  • 34 Belsize Lane London NW3 5AE

    2018/1916/T 0m away

    REAR GARDEN: 2 x Bay - Crown reduce height by 2-3m, crown thin by 20%.

    Granted Trees
  • 34 Belsize Lane London NW3 5AE

    2025/2227/P 0m away

    91% historically approved

    Details submitted in relation to condition 5 (hard and soft landscaping) of planning permission 2024/1219/P dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.)

    Awaiting decision Full applications Extension Windows or glazing
  • 34 Belsize Lane London NW3 5AE

    2025/0489/P 0m away

    Details submitted in relation to condition 6 (green/sedum roofs) and 10 (PV panels) of planning permission 2024/1219/P dated 06/08/2024 (for: Erection of a first-floor extension with green/sedum roof and photovoltaic panels, comprehensive structural and restoration works, new glazed window/doors to garden from southern studio, landscaping works, three areas of green roof to main roof, mechanical ventilation heat recovery and ASHP units.)

    Granted Full applications Extension Windows or glazing
  • 34 Belsize Lane London NW3 5AE

    2020/1324/T 0m away

    REAR GARDEN: 1 x Bay (T1)- Crown thin 25-30%. 1 x Eucalyptus (T2) - Reduce height by 1m.

    Granted Trees
  • 34 Belsize Lane London NW3 5AE

    2024/5771/L 0m away

    Demolition of spiral staircase leading to the roof and erection of single-storey extension connecting the garage to the main house.

    Withdrawn Heritage and listed buildings Extension Demolition
    Small domestic

In Camden

  • 2026/2516/P Withdrawn

    31 Loveridge Road London Camden NW6 2DU

    Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.

    16 Jun 2026 Full applications
  • 2026/3830/P Awaiting decision

    Euston Tower 286 Euston Road London NW1 3DP

    Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.

    4 Sep 2026 Full applications
  • 2026/3282/P Granted

    5 Berkley Road London NW1 8XX

    Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)

    31 Jul 2026 Full applications
  • 2026/0483/P Granted

    100 Avenue Road London NW3 3HF

    Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”

    9 Feb 2026 Full applications
  • 2026/2697/P Awaiting decision

    Flat 1, 73 Eton Avenue London NW3 3EU

    Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.

    3 Sep 2026 Full applications