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Planning application

31 The Ridgeway London N3 2PG

Granted Barnet 26/1491/192 Proposed Lawful Development Certificate

Works: Extension Loft or dormer

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

Proposal

Roof extension involving hip to gable, new enlarged rear dormer and 2no. front facing rooflights. Chimney removal (AMENDED DESCRIPTION)

As published by the council, reference 26/1491/192

Application record

Reference
26/1491/192
Type
Proposed Lawful Development Certificate
Status
Lawful
Decision
Granted As published: Lawful
Received
21 Apr 2026
Validated
22 Apr 2026
Decided
5 Jun 2026
Ward
West Finchley
Decision by
Delegated Decision
Postcode
N3 2PG

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/1492/HSE Granted

    31 The Ridgeway London N3 2PG

    Single storey side and rear extension with rooflights and new patio area following removal of the existing shed and garage. First Floor rear balcony

    Decided 12 Jun 2026 Householder

Timeline

Dates from the published record

  1. 21 Apr 2026

    Received by Barnet

  2. 22 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 5 Jun 2026

    Decision issued: Lawful

  4. 25 Jul 2026

    Added to PlanIndex

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

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

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Documents

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

10 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 5 June 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

  • 31 The Ridgeway London N3 2PG

    26/1492/HSE Submitted 21 Apr 2026 50 yards away

    Single storey side and rear extension with rooflights and new patio area following removal of the existing shed and garage. First Floor rear balcony

    Granted Householder Extension Loft or dormer 12 docs
    Small domestic
  • 22 Willow Way London N3 2PL

    21/5727/192 Submitted 28 Oct 2021 50 yards away

    Roof extension involving hip to gable, rear dormer window, 3no front facing rooflights. New side gable window

    Granted Lawful development Extension Loft or dormer +1 11 docs
  • 13 Parkside London N3 2PJ

    25/4782/HSE Submitted 1 Dec 2025 100 yards away

    77% historically approved · decision due ~26 Jan

    Single storey rear extension with 1no. roof lantern. Removal of side door, replacement of garage window on the rear elevation and insertion of new window and door, alteration to first floor windows. Demolition of chimney stack

    Awaiting decision Householder Extension Demolition +1 16 docs
    Small domestic
  • 24 St Pauls Way London N3 2PP

    26/0186/192 Submitted 19 Jan 2026 100 yards away

    80% historically approved · decision due ~16 Mar

    Roof extension involving hip to gable, rear dormer window, 2no. front facing rooflights and new side gable window

    Awaiting decision Lawful development Extension Loft or dormer +1 3 docs
  • 3 St Pauls Way London N3 2PP

    21/5669/PNH Submitted 25 Oct 2021 200 yards away

    Single storey rear extension with a proposed depth of 4.00 metres from original rear wall, eaves height of 3.00 metres and maximum height of 3.00 metres.

    Refused Prior approval Extension 12 docs
    Small domestic
  • 152 - 154 Ballards Lane London N3 2PA

    26/2306/FUL Submitted 18 Jun 2026 200 yards away

    63% historically approved · decision due ~26 Aug

    Single storey rear extension to retail unit. First floor rear extension with terrace area to provide addition of 1no. self-contained flat with rear entrance door. Additional storey to provide new second floor with 2no. additional self-contained flats. Changes to fenestration. Associated cycle parking and refuse and recycling storage

    Awaiting decision Full applications New dwelling Extension +1 13 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).

    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