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Planning application

46 Greyhound Hill London NW4 4JP

Refused Barnet 25/4767/HSE Householder Application

Works: Extension Loft or dormer Windows or glazing Small domestic

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

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Single storey front extension including conversion of garage into habitable room. Part single, part two storey side and rear extension following removal of existing shed. Alterations and extensions to roof including 1no. rear dormer window and 1no. rooflight to front roofslope. Creation of a patio in the rear garden. Alterations to front garden

As published by the council, reference 25/4767/HSE

Application record

Reference
25/4767/HSE
Type
Householder Application
Status
Refused
Decision
Refused As published: Refuse
Received
28 Nov 2025
Validated
28 Nov 2025
Decided
6 Jan 2026
Ward
Hendon
Decision by
Delegated Decision
Postcode
NW4 4JP

Site history

Applications at this address on the Barnet register

This site has had 4 applications since 2025: 2 approved, 1 refused.

  • 26/2477/HSE Decided

    46 Greyhound Hill London NW4 4JP

    Single storey front extension incorporating a front porch including conversion of garage into habitable room, insertion of window to replace existing front garage door. Alterations to front garden hardstanding. Single storey rear extension with 2no rooflights and new patio area. Part single, part two storey side extension. First floor rear extension with juliette balcony. Alterations and extensions to roof including 1no. rear dormer window and 1no. rooflight to front roofslope. Increase height of boundary fence to 2m with No. 48 and reduced height of rear extension

    Submitted 30 Jun 2026 Householder
  • 26/0830/HSE Granted

    46 Greyhound Hill London NW4 4JP

    Single storey front extension including conversion of garage into habitable room, insertion of window to replace the existing garage door. Single storey rear extension with new patio area. Part single, part two storey side extension. Alterations and extensions to roof including 1no. rear dormer window and 1no. rooflight to front roofslope. Increase in height of boundary fence. Alterations to front garden

    Decided 30 Apr 2026 Householder
  • 25/4460/192 Granted

    46 Greyhound Hill London NW4 4JP

    Roof extension involving hip to gable with rear dormer windows and 2no. rooflights on main roof. Erection of a rear outbuilding.

    Decided 27 Nov 2025 Lawful development

Timeline

Dates from the published record

  1. 28 Nov 2025

    Received by Barnet

  2. 6 Jan 2026

    Decision issued: Refuse

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

UPP Architects + Town Planners Agent, an architecture practice

159 applications on PlanIndex · across 32 councils · 79% granted

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Documents

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

8 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 this refusal means

Barnet refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 46 Greyhound Hill London NW4 4JP

    26/0830/HSE Submitted 5 Mar 2026 50 yards away

    Single storey front extension including conversion of garage into habitable room, insertion of window to replace the existing garage door. Single storey rear extension with new patio area. Part single, part two storey side extension. Alterations and extensions to roof including 1no. rear dormer window and 1no. rooflight to front roofslope. Increase in height of boundary fence. Alterations to front garden

    Granted Householder Extension Loft or dormer +1 9 docs
    Small domestic
  • 46 Greyhound Hill London NW4 4JP

    25/4460/192 Submitted 7 Nov 2025 50 yards away

    Roof extension involving hip to gable with rear dormer windows and 2no. rooflights on main roof. Erection of a rear outbuilding.

    Granted Lawful development Extension Loft or dormer +1 4 docs
  • 46 Greyhound Hill London NW4 4JP

    26/2477/HSE Submitted 30 Jun 2026 50 yards away

    77% historically approved · decision due ~7 Sep

    Single storey front extension incorporating a front porch including conversion of garage into habitable room, insertion of window to replace existing front garage door. Alterations to front garden hardstanding. Single storey rear extension with 2no rooflights and new patio area. Part single, part two storey side extension. First floor rear extension with juliette balcony. Alterations and extensions to roof including 1no. rear dormer window and 1no. rooflight to front roofslope. Increase height of boundary fence to 2m with No. 48 and reduced height of rear extension

    Decided Householder Extension Loft or dormer +1
    Small domestic
  • 32 Greyhound Hill London NW4 4JP

    26/3179/HSE Submitted 28 Aug 2026 50 yards away

    77% historically approved · decision due ~23 Oct

    Roof extension including hip to gable, rear dormer window, and pitch roof over existing two storey flat roofed side extension with 3no. front facing rooflights following the demolition of the existing chimneys (amended description and drawings).

    Decided Householder Extension Loft or dormer +2
    Domestic
  • 32 Greyhound Hill London NW4 4JP

    26/2493/S73 Submitted 1 Jul 2026 50 yards away

    79% historically approved · decision due ~26 Aug

    Variation of condition 1 (Approved plans) of planning permission reference 25/1930/HSE dated 03/07/2025 for Part single, part two storey rear extension with 1no. rooflight following demolition of the existing conservatory and garage. Single storey front extension. Roof extension including rear dormer and pitch roof over the existing two storey flat roofed side extension and removal of existing chimneys. Variation to include to reflect the roof shape approved under 26/1640/192 while retaining the side extension roof design approved under a separate application

    Withdrawn Extension Loft or dormer +1
    Small domestic
  • 34 Greyhound Hill London NW4 4JP

    26/0127/S73 Submitted 14 Jan 2026 50 yards away

    93% historically approved · decision due ~11 Mar

    Variation of condition 1 (Approved Plans) pursuant to planning permission 24/4150/HSE dated 12/12/2024 for `Part single, part two storey side extension following the demolition of existing garage/side extension. Single storey rear extension. Single storey front extension and new front porch.` Amendmend to approved flat roof, terrace area, parapet added to flank walls, changes to approved fenestration and installation of side and rear rooflight

    Awaiting decision Conditions Extension Loft or dormer +2 10 docs
    Small domestic

In Barnet

  • 26/3853/HSE Awaiting decision

    30 Goldsmith Avenue London NW9 7HB

    Single storey rear extension following demolition of the existing extension

    23 Oct 2026 Householder
  • 26/3856/HSE Awaiting decision

    229 Hale Drive London NW7 3EH

    Single storey rear extension

    23 Oct 2026 Householder
  • 26/3827/HSE Awaiting decision

    43 Hermitage Lane London NW2 2HE

    Single storey rear extension with 3no. rooflights following demolition of the existing conservatory. Replacement front bay window and entrance porch. First floor rear juliette balcony. Changes to fenestration including new window openings and enlarged front rooflight

    22 Oct 2026 Householder
  • 26/3833/HSE Awaiting decision

    47 Holne Chase London N2 0QG

    Single storey rear extension. Replacement of single glazed windows with double glazing. Alterations to side/rear fenestration. Alterations and replacement of existing rear dormer window addition of 2no. side dormer windows and 3no. rooflights. Installation of cameras and wall lights. Replacement of the front entrance and garage doors, installation of timber side garden gates

    22 Oct 2026 Householder
  • 26/3841/HSE Awaiting decision

    Manor House West Heath Close London NW3 7NJ

    New metal framed pergola to upper ground floor rear terrace

    Received 22 Oct, published by the council 23 Oct 2026 Householder