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Planning application

2 Elmcroft Avenue London NW11 0RR

Granted Barnet 26/0738/192 Proposed Lawful Development Certificate

Works: Extension Loft or dormer Windows or glazing

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

Proposal

Roof extension involving hip to gable, with side dormer windows and rear dormer window with juliette balcony with 1no. front facing rooflight

As published by the council, reference 26/0738/192

Application record

Reference
26/0738/192
Type
Proposed Lawful Development Certificate
Status
Lawful
Decision
Granted As published: Lawful
Received
25 Feb 2026
Validated
25 Feb 2026
Decided
22 Apr 2026
Ward
Childs Hill
Decision by
Delegated Decision
Postcode
NW11 0RR

Site history

Applications at this address on the Barnet register

This site has had 3 applications since 2025: 2 approved, 1 refused.

  • 26/1705/HSE Granted

    2 Elmcroft Avenue London NW11 0RR

    Part single, part two storey side and rear extension with 1no. first floor juliette balcony to rear elevation following demolition of existing ground floor extensions. Extension and raising of existing rear patio. Extension of front porch canopy. Insertion of windows to side elevation facing No. 2A. Creation of side access. Roof extension involving hip to gable, with side dormer windows and rear dormer window with juliette balcony with 1no. front facing rooflight. Hipped roof to side extension. Insertion of new side windows facing no. 2A and no. 4 Elmcroft Avenue

    Decided 7 Jul 2026 Householder
  • 25/4282/HSE Refused

    2 Elmcroft Avenue London NW11 0RR

    Part single, part two storey side and rear extension with 1no. first floor juliette balcony to rear elevation following demolition of existing ground floor extensions. Extension and raising of existing rear patio. Extension of front porch canopy. Insertion of windows to side elevation facing No. 2A. Creation of side access. Change of main hipped roof to crown roof. Roof extension involving hip to gable and rear dormer window with juliette balcony, 3no. front facing rooflights. New side gable window

    Decided 22 Dec 2025 Householder

Timeline

Dates from the published record

  1. 25 Feb 2026

    Received by Barnet

  2. 22 Apr 2026

    Decision issued: Lawful

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Norton Mayfield Architects Ltd. Agent, an architecture practice registered in Sheffield

Active · incorporated 2014 · Sheffield

47 applications on PlanIndex · across 21 councils · 95% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

16 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 grant of permission means

Barnet granted permission on 22 April 2026, 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 lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 2 Elmcroft Avenue London NW11 0RR

    25/4282/HSE Submitted 27 Oct 2025 50 yards away

    Part single, part two storey side and rear extension with 1no. first floor juliette balcony to rear elevation following demolition of existing ground floor extensions. Extension and raising of existing rear patio. Extension of front porch canopy. Insertion of windows to side elevation facing No. 2A. Creation of side access. Change of main hipped roof to crown roof. Roof extension involving hip to gable and rear dormer window with juliette balcony, 3no. front facing rooflights. New side gable window

    Refused Householder Extension Loft or dormer +2 23 docs
    Small domestic
  • 2 Elmcroft Avenue London NW11 0RR

    26/1705/HSE Submitted 7 May 2026 50 yards away

    Part single, part two storey side and rear extension with 1no. first floor juliette balcony to rear elevation following demolition of existing ground floor extensions. Extension and raising of existing rear patio. Extension of front porch canopy. Insertion of windows to side elevation facing No. 2A. Creation of side access. Roof extension involving hip to gable, with side dormer windows and rear dormer window with juliette balcony with 1no. front facing rooflight. Hipped roof to side extension. Insertion of new side windows facing no. 2A and no. 4 Elmcroft Avenue

    Granted Householder Extension Loft or dormer +2 22 docs
    Small domestic
  • Golders Green Unitarian Church Hoop Lane London NW11 8BS

    25/4764/FUL Submitted 28 Nov 2025 50 yards away

    63% historically approved · decision due ~26 Jan

    Partial change of use of church to provide a Children`s Nursery mixed use and external alterations including additions to side and rear comprising two plexiglass covered pergolas and astroturf in rear garden

    Awaiting decision Full applications 7 docs
  • Golders Green Unitarian Church Hoop Lane London NW11 8BS

    25/4762/LBC Submitted 28 Nov 2025 50 yards away

    97% historically approved · decision due ~26 Jan

    Partial change of use of church to provide a Children`s Nursery mixed use and external alterations including additions to side and rear comprising two plexiglass covered pergolas and astroturf in rear garden

    Awaiting decision Heritage and listed buildings 6 docs
  • Golders Green Unitarian Church Hoop Lane London NW11 8BS

    26/1082/CON Submitted 20 Mar 2026 50 yards away

    Submission of details of conditions 3 (Levels), 4 (Landscaping), 5 (Tree Protection) and 6 (Landscape Management Plan) pursuant to planning permission 25/4764/FUL dated 26/01/26

    Granted Conditions Trees 7 docs
  • 40 Hoop Lane London NW11 8BU

    26/0263/FUL Submitted 23 Jan 2026 100 yards away

    Change of use of student hostel to single family dwellinghouse

    Granted Full applications 13 docs
    Domestic

In Barnet

  • 26/2679/192 Granted

    21 Myddelton Park London N20 0JH

    Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).

    Received 20 Jul, published by the council 7 Aug 2026 Lawful development
  • 26/1362/191 Refused

    145 Cotswold Gardens London NW2 1PL

    Use as a House in Multiple Occupation (HMO) for 6 people

    Received 14 Apr, published by the council 25 Jul 2026 Lawful development
  • 26/1907/191 Granted

    8 Golders Manor Drive London NW11 9HT

    Use of the property as a self-contained residential unit at ground floor level and the first and second floors as a 4-bedroom, 4-person House in Multiple Occupation (Sui Generis) (AMENDED DESCRIPTION)

    Received 21 May, published by the council 16 Aug 2026 Lawful development
  • 26/2392/192 Refused

    6 Mostyn Road Edgware HA8 0JD

    New front hardstanding and vehicular access to provide off-street parking

    Received 23 Jun, published by the council 9 Aug 2026 Lawful development
  • 26/2059/192 Refused

    Low Ridge Rowley Lane Barnet EN5 3HS

    Erection of a rear outbuilding

    Received 3 Jun, published by the council 16 Aug 2026 Lawful development