Skip to content
PlanIndex Get alerts
Menu

Planning application

12 Hillside Grove London NW7 2LR

Granted Barnet 21/5651/192 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, rear dormer window and 3no front facing rooflights and new side gable window. Conversion of existing garage into habitable space, replacement of existing garage door with window

As published by the council, reference 21/5651/192

Application record

Reference
21/5651/192
Type
Proposed Lawful Development Certificate
Status
Lawful
Decision
Granted As published: Lawful
Received
25 Oct 2021
Validated
25 Oct 2021
Decided
22 Nov 2021
Ward
Mill Hill
Decision by
Delegated Decision
Postcode
NW7 2LR

Timeline

Dates from the published record

  1. 25 Oct 2021

    Received by Barnet

  2. 22 Nov 2021

    Decision issued: Lawful

  3. 7 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

LAF Architects Ltd Agent, an architecture practice registered in London

Active · incorporated 2019 · London

36 applications on PlanIndex · across 10 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

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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Barnet granted permission on 22 November 2021, 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

  • 3 Hillside Grove London NW7 2LS

    25/3935/S73 Submitted 26 Sep 2025 50 yards away

    93% historically approved · decision due ~24 Nov

    Variation of condition 1 (Approved Plans) and 3 (Materials) pursuant to planning permission 24/3700/HSE dated 18/11/24 for `Part single, part two storey side and rear extension with 2no. rooflights. Conversion of the garage into habitable room, insertion of window to replace the garage door.` Variation to external finishing materials of front, rear and roof'

    Awaiting decision Conditions Extension Loft or dormer +1 5 docs

  • 3 Hillside Grove London NW7 2LS

    25/4418/RCU Submitted 5 Nov 2025 50 yards away

    Part proposed and part retrospective application for: Part single, part two storey side and rear extension, conversion of the garage into habitable room, insertion of window to replace the garage door (retrospective). Proposed render to the front and rear elevation (proposed)

    Granted Amendments Extension Windows or glazing 15 docs

  • 3 Glenmere Avenue London NW7 2LT

    21/5338/RCU Submitted 8 Oct 2021 100 yards away

    Roof extension involving raising of the ridge height rear dormer window with juliette balcony and 3no front facing rooflights (Retrospective Application)

    Refused Amendments Extension Loft or dormer +2 18 docs

  • 22 Bunns Lane London NW7 2NE

    25/4285/HSE Submitted 27 Oct 2025 100 yards away

    77% historically approved · decision due ~22 Dec

    Part single, part two storey side extension incorporating extension to existing garage. 2 No. front dormer windows

    Awaiting decision Householder Extension Loft or dormer +1 9 docs
    Domestic

  • 28 Copthall Drive London NW7 2NB

    23/2770/RCU Submitted 26 Jun 2023 150 yards away

    Use of rear garden annexe for use as art club (Retrospective Application)

    Refused Amendments 150 docs

  • 26 Rowlands Close London NW7 2DL

    25/4785/192 Submitted 1 Dec 2025 150 yards away

    Roof extension involving rear dormer window with juliette balcony and 2no. front facing rooflights

    Refused Lawful development Extension Loft or dormer +1 9 docs

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