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Planning application

10 Chatham Close London NW11 6HE

Awaiting decision Barnet 25/3645/NMA Non Material Amendment

Works: Windows or glazing

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Non material amendment to planning permission 25/1525/HSE dated 04/06/2025 for 'Conversion of the existing garage into habitable room' Amendments includes addition of a window to garage

As published by the council, reference 25/3645/NMA

Application record

Reference
25/3645/NMA
Type
Non Material Amendment
Status
Pending Consideration
Received
3 Sep 2025
Validated
9 Sep 2025
Ward
Garden Suburb
Postcode
NW11 6HE

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2025.

  • 25/5117/HSE Awaiting decision

    10 Chatham Close London NW11 6HE

    Conversion of the existing garage into habitable room. Insertion of side window

    Submitted 19 Dec 2025 Householder

Timeline

Dates from the published record

  1. 3 Sep 2025

    Received by Barnet

  2. 9 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 10 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 4 November 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Barnet took a median of 43 days over the applications it decided in the last year.

Documents

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

2 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.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided amendment applications in a median of 41 days. More in our guide to how long planning decisions take.

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 500 metres

  • 10 Chatham Close London NW11 6HE

    25/5117/HSE Submitted 19 Dec 2025 2m away

    77% historically approved · decision due ~13 Feb

    Conversion of the existing garage into habitable room. Insertion of side window

    Awaiting decision Householder Windows or glazing 6 docs
    Domestic

  • 20 Erskine Hill London NW11 6HD

    TCP/0026/26 Submitted 16 Jan 2026 41m away

    86% historically approved · decision due ~13 Mar

    1 x Eucalyptus (applicants ref. T1) - Reduce the density by crown thinning approximately 25% including the removal of dead wood, lifting of low branches and the necessary shaping of the tree. Reduce the height by 1m below phone lines retaining the basic shape.

    Awaiting decision Trees 4 docs

  • 38 Erskine Hill London NW11 6HD

    26/1647/RCU Submitted 1 May 2026 54m away

    71% historically approved · decision due ~2 Jul

    Erection of a rear outbuilding (Retrospective Application)

    Awaiting decision Amendments 10 docs

  • 53 Temple Fortune Hill London NW11 7XR

    TCP/0572/25 Submitted 10 Sep 2025 80m away

    86% historically approved · decision due ~5 Nov

    1 x Liquid Amber - Fell to ground level.

    Awaiting decision Trees 4 docs

  • 59 Temple Fortune Hill London NW11 7XR

    24/1937/HSE Submitted 16 May 2024 88m away

    Replacement of existing single glazed windows and garden doors with double glazed windows and garden doors

    Granted Householder Windows or glazing 16 docs
    Domestic

  • 68 Willifield Way London NW11 6YJ

    TCP/0621/25 Submitted 25 Sep 2025 94m away

    86% historically approved · decision due ~20 Nov

    2 x Hazel (applicants ref. T1, T2) - Approximately 5.00m: Fell both to ground level and allow to regenerate. These trees are growing within a privet hedge and suppressing it. Control encroachment.

    Awaiting decision Trees 3 docs

In Barnet

  • 26/3021/NMA Awaiting decision

    Granville Road Estate Granville Road London NW2 2LD

    Non-material amendments to appeal reference APP/N5090/W/15/3132049 (planning reference F/04474/14 dated 08/08/2016 for 'Demolition of Beech Court, garages and other ancillary buildings and the erection of new buildings (including an extension to Nant Court) between two and six storeys in height (with additional basement levels in places) to provide 132 new dwellings in total (all use class C3), comprising 74 flats and 58 houses, together with associated reconfiguration of the site access arrangements and alterations to parking, landscaping, refuse, recycling and other storage facilities and the provision of new play and communal amenity space' Amendments include approved brick faced concrete retaining wall with coping stones and timber fence be replaced with a steel post and precast concrete panel 'King Post' retaining wall system

    17 Aug 2026 Amendments
  • 26/3009/NMA Awaiting decision

    45 Corringham Road London NW11 7BS

    Non material amendment to planning permission 25/5034/HSE dated 07/05/2026 for 'First and second storey side extension with gabled roof end . Alterations to existing ground floor side extension. New 2 nos. front rooflights. New rear dormer window to replace existing dormer. Alterations to rear facade with new double glazed windows and doors and removal of rear bay window. Changes to fenestration. (Amended Description and Plans)'. Amendments includes changes to window openings

    14 Aug 2026 Amendments
  • 26/2959/NMA Awaiting decision

    Donoghue Business Park Claremont Road London NW2 1RR

    Application pursuant to Section 96A of the Town and Country Planning Act for non-material amendments to Reserved Matters Approval 22/5238/RMA dated 05/05/2023 (as amended by 23/4874/NMA dated 16/01/2024, 24/0328/NMA dated 15/03/2024, 25/0393/NMA dated 25/09/2025, and 26/2935/NMA dated 28/08/2026) for the development of Plots 31, 36 & 61 within the Phase 3B sub-phase pursuant to Section 73 planning permission F/04687/13 dated 23/07/2014 (as amended) for the comprehensive mixed-use redevelopment of the Brent Cross Cricklewood Regeneration Area. Amendments are sought to the requirements of Condition 12 (Mechanical Ventilation & Heat Recovery).

    10 Aug 2026 Amendments
  • 26/2935/NMA Awaiting decision

    Donoghue Business Park Claremont Road London NW2 1RR

    Application pursuant to Section 96A of the Town and Country Planning Act for non-material amendments to Reserved Matters Approval 22/5238/RMA dated 05/05/2023 (as amended by 23/4874/NMA dated 16/01/2024, 24/0328/NMA dated 15/03/2024, and 25/0393/NMA dated 25/09/2025) for the development of Plots 31, 36 & 61 within the Phase 3B sub-phase pursuant to Section 73 planning permission F/04687/13 dated 23/07/2014 (as amended) for the comprehensive mixed-use redevelopment of the Brent Cross Cricklewood Regeneration Area. Amendments are sought to the requirements of Condition 17 (Emergency Diesel Generator).

    7 Aug 2026 Amendments
  • 26/2893/NMA Awaiting decision

    52 Hodford Road London NW11 8NJ

    Non material amendment to planning permission 25/2474/HSE dated 17/06/2025 for 'Part single, part two storey side and rear extension. Front extension and conversion of the existing garage into habitable room, including insertion of window and door to replace garage door. Replacement of existing windows. Roof extension involving rear dormer window.'. Amendments includes changing material of proposed extension to traditional brick red and reconciling the window dimensions, to balance the rear elevation to have equal sized windows

    5 Aug 2026 Amendments