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Planning application

10 Holmdene Avenue London NW7 2NA

Awaiting decision Barnet 26/0205/S73 Vary/Remove condition/Minor Mtl Amnd

Works: Extension Loft or dormer Roofing Windows or glazing Small domestic

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Proposal

Variation of condition 1 (Approved plans) of planning permission 25/2451/HSE dated 11/08/2025 for 'Single storey rear extension with 2no. rooflights and new patio area and access steps to garden. Conversion of existing garage into habitable space including increasing the roof ridge height, insertion of window to replace the garage door. Front porch extension. Increasing roof height of the existing study at the rear' Variation to include increasing the depth of proposed rear extension

As published by the council, reference 26/0205/S73

Application record

Reference
26/0205/S73
Type
Vary/Remove condition/Minor Mtl Amnd
Status
Pending Consideration
Received
20 Jan 2026
Validated
20 Jan 2026
Ward
Mill Hill
Postcode
NW7 2NA

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026.

  • 26/3236/S73 Awaiting decision

    10 Holmdene Avenue London NW7 2NA

    Variation of condition 1 (Approved Plans) of planning permission reference 26/0205/S73 (variation of 25/2451/HSE) dated 17/03/26 for 'Single storey rear extension with 2no. rooflights and new patio area and access steps to garden. Conversion of existing garage into habitable space including increasing the roof ridge height, insertion of window to replace the garage door. Front porch extension. Increasing roof height of the existing study at the rear'. Variation to include a 1.25m extension to the approved front porch, increasing the height of the dummy pitched roof of the garage and lowering the patio with new steps

    Submitted 4 Sep 2026

Timeline

Dates from the published record

  1. 20 Jan 2026

    Received by Barnet

  2. 10 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 17 March 2026, 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 46 days over the applications it decided in the last year.

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 26/3236/S73 Awaiting decision

    10 Holmdene Avenue London NW7 2NA

    Variation of condition 1 (Approved Plans) of planning permission reference 26/0205/S73 (variation of 25/2451/HSE) dated 17/03/26 for 'Single storey rear extension with 2no. rooflights and new patio area and access steps to garden. Conversion of existing garage into habitable space including increasing the roof ridge height, insertion of window to replace the garage door. Front porch extension. Increasing roof height of the existing study at the rear'. Variation to include a 1.25m extension to the approved front porch, increasing the height of the dummy pitched roof of the garage and lowering the patio with new steps

    Submitted 4 Sep 2026

Who's behind it

Company information only, from the register and Companies House

Natalie Leiwy Architects Agent, an architecture practice registered in Edgware

Active · incorporated 2012 · Edgware

17 applications on PlanIndex · across 4 councils · 100% granted

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Documents

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

5 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.

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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 condition discharge and variation applications in a median of 43 days. More in our guide to how long planning decisions take.

About condition discharge and variation applications

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 10 Holmdene Avenue London NW7 2NA

    26/3236/S73 Submitted 4 Sep 2026 50 yards away

    79% historically approved · decision due ~30 Oct

    Variation of condition 1 (Approved Plans) of planning permission reference 26/0205/S73 (variation of 25/2451/HSE) dated 17/03/26 for 'Single storey rear extension with 2no. rooflights and new patio area and access steps to garden. Conversion of existing garage into habitable space including increasing the roof ridge height, insertion of window to replace the garage door. Front porch extension. Increasing roof height of the existing study at the rear'. Variation to include a 1.25m extension to the approved front porch, increasing the height of the dummy pitched roof of the garage and lowering the patio with new steps

    Awaiting decision Extension Loft or dormer +2
    Small domestic
  • 7 Holmdene Avenue London NW7 2LY

    26/2151/CON Submitted 9 Jun 2026 50 yards away

    Submission of details of condition 7 (Tree Protection) of planning permission 26/1616/HSE dated 03/06/26

    Granted Conditions Trees 4 docs
  • 11 Holmdene Avenue London NW7 2LY

    21/4529/HSE Submitted 17 Aug 2021 50 yards away

    Raising of height of existing side projection, alterations to roof form involving crown roof and side, front and rear dormer windows. Two storey rear extension. Conversion of the existing garage into habitable room (AMENDED DESCRIPTION)

    Granted Householder Extension Loft or dormer +1 7 docs
    Domestic
  • 7 Holmdene Avenue London NW7 2LY

    26/1616/HSE Submitted 29 Apr 2026 50 yards away

    Alterations and extension to roof to create new crown roof including raising of the existing ridge height, installation of rear and side dormer windows and insertion of rooflights to the front roofslope and flat roof areas. Conversion of existing garage into habitable space involving new walls and flat roof. Single-storey rear extension and alterations to rear patio. Alterations to fenestration including new and amended window openings

    Granted Householder Extension Loft or dormer +2 9 docs
    Small domestic
  • 43 Glenmere Avenue London NW7 2LT

    25/4268/HSE Submitted 24 Oct 2025 100 yards away

    Single storey side and rear extension following demolition of the existing rear extension and timber shed

    Granted Householder Extension Demolition 9 docs
    Small domestic
  • 43 Glenmere Avenue London NW7 2LT

    25/4269/192 Submitted 24 Oct 2025 100 yards away

    Roof extension involving hip to gable, rear dormer window with 3no. front facing rooflights and changes to first floor fenestration

    Granted Lawful development Extension Loft or dormer +1 3 docs

In Barnet

  • 26/3263/CON Awaiting decision

    Brent Cross Cricklewood Regeneration Area North Of Merchant Street North West London NW2

    Submission of details pursuant to Condition 5.2 (Detailed Delivery (Non-PDP) Programme) for the Phase 5E sub-phase of planning permission F/04687/13 dated 23/07/2014 (as amended) for the comprehensive mixed-use redevelopment of the Brent Cross Cricklewood Regeneration Area.

    Received 7 Sep, published by the council 8 Oct 2026 Conditions
  • 26/1355/CON Granted

    253 Hampden Way London N14 7LD

    Submission of details of condition 5 (TFL Risk Assessment Method Statement) pursuant to planning permission 25/3204/HSE dated 09/10/2025

    Received 13 Apr, published by the council 25 Jul 2026 Conditions
  • 26/1465/CON Refused

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    Submission of details of condition 17 (Excavations for Services) pursuant to planning permission 24/1113/FUL dated 22/01/2025

    Received 20 Apr, published by the council 25 Jul 2026 Conditions
  • 26/0694/CON Granted

    Plot 59 (Main Energy Centre) Railway Street Brent Cross Cricklewood Regeneration Area North West London

    Submission of detail pursuant to Conditions 8.3 and 28.1 (Construction Environmental Management Plan) in relation to Plot 59 (Main Energy Centre) within the Phase 5A sub-phase of planning permission F/04687/13 dated 23/07/2014 for the comprehensive mixed-use redevelopment of the Brent Cross Cricklewood Regeneration Area.

    Received 23 Feb, published by the council 10 Aug 2026 Conditions
  • 26/1696/CON Granted

    Land Off Parkview Avenue Brent Terrace Regeneration Area North West London NW2

    Submission pursuant to Condition 49.1 (Early Works) of planning permission F/04687/13 dated 23/07/2014 for the comprehensive redevelopment of the Brent Cross Cricklewood Regeneration Area. Early works proposed comprise site clearance, earthworks, removal of spoil, utility diversions and abandonments, and the construction of temporary accesses in preparation for the commencement of development of land at, and within the vicinity of Plot 11 within the Phase 1C sub-phase.

    Received 6 May, published by the council 25 Jul 2026 Conditions