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Planning application

61 Petworth Road London N12 9HE

Awaiting decision Barnet 26/2290/192 Proposed Lawful Development Certificate

Works: Extension Loft or dormer Windows or glazing

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

Proposal

Roof extension involving rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable window. Erection of a rear outbuilding following removal of existing

As published by the council, reference 26/2290/192

Application record

Reference
26/2290/192
Type
Proposed Lawful Development Certificate
Status
Pending Consideration
Received
18 Jun 2026
Validated
18 Jun 2026
Ward
Woodhouse
Postcode
N12 9HE

Site history

Applications at this address on the Barnet register

This site has had 3 applications since 2026.

  • 26/3065/PNH Awaiting decision

    61 Petworth Road London N12 9HE

    Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 4.00 metres and eaves height of 3.00 metres. Following demolition of the existing temporary garden storage.

    Submitted 20 Aug 2026 Prior approval
  • 26/2275/PNH Decided

    61 Petworth Road London N12 9HE

    Single storey rear extension with a proposed depth of 6.00m, maximum height of 4.00m and an eaves height of 3.00m

    Submitted 17 Jun 2026 Prior approval

Timeline

Dates from the published record

  1. 18 Jun 2026

    Received by Barnet

  2. 25 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 13 August 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 44 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

The Market design and build Agent, a design practice registered in Hayes

Voluntary-arrangement · incorporated 2013 · Hayes

80 applications on PlanIndex · across 19 councils · 77% 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

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.

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 lawful development applications in a median of 28 days. More in our guide to how long planning decisions take.

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 500 metres

  • 61 Petworth Road London N12 9HE

    26/2275/PNH Submitted 17 Jun 2026 2m away

    58% historically approved · decision due ~12 Aug

    Single storey rear extension with a proposed depth of 6.00m, maximum height of 4.00m and an eaves height of 3.00m

    Decided Prior approval Extension
    Small domestic

  • 61 Petworth Road London N12 9HE

    26/3065/PNH Submitted 20 Aug 2026 2m away

    58% historically approved · decision due ~27 Oct

    Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 4.00 metres and eaves height of 3.00 metres. Following demolition of the existing temporary garden storage.

    Awaiting decision Prior approval Extension Demolition
    Small domestic

  • 41 Lewes Road London N12 9NH

    25/4358/HSE Submitted 31 Oct 2025 107m away

    Roof extension involving hip to gable, rear dormer window, juliette balcony with 2no. front facing rooflghts. New side gable window. Single storey rear extension with 2no. rooflights

    Granted Householder Extension Loft or dormer +1 16 docs
    Small domestic

  • 58 Lewes Road London N12 9NL

    25/3418/HSE Submitted 15 Aug 2025 141m away

    Two storey side extension following demolition of existing garage. Roof extension involving hip to gable, rear dormer window and 2no. front facing rooflights.

    Granted Householder Extension Loft or dormer +2 14 docs
    Domestic

  • 8 Petworth Road London N12 9HH

    25/3558/PNH Submitted 28 Aug 2025 149m away

    Single storey rear extension with proposed depth of 6.00 metres, maximum height of 4.00 metres and eaves height of 3.00 metres. Following demolition of existing outrigger.

    Withdrawn Prior approval Extension Demolition 9 docs
    Small domestic

  • 8 Petworth Road London N12 9HH

    25/3874/HSE Submitted 22 Sep 2025 149m away

    77% historically approved · decision due ~17 Nov

    Single storey rear extension

    Awaiting decision Householder Extension 11 docs
    Small 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).

    20 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)

    21 May 2026 Lawful development
  • 26/2059/192 Refused

    Low Ridge Rowley Lane Barnet EN5 3HS

    Erection of a rear outbuilding

    3 Jun 2026 Lawful development
  • 26/2066/192 Granted

    355 Hendon Way London NW4 3NB

    Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of chimney on rear elevation (AMENDED DESCRIPTION)

    3 Jun 2026 Lawful development
  • 26/2525/192 Granted

    39 Ridgeway Avenue Barnet EN4 8TN

    Single storey rear extension

    6 Jul 2026 Lawful development