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Planning application

54 Devonshire Road London NW7 1LL

Awaiting decision Barnet 25/3700/192 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 hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. External wall insulation and render

As published by the council, reference 25/3700/192

Application record

Reference
25/3700/192
Type
Proposed Lawful Development Certificate
Status
Pending Consideration
Received
8 Sep 2025
Validated
9 Sep 2025
Ward
Mill Hill
Postcode
NW7 1LL

Site history

Applications at this address on the Barnet register

This site has had 3 applications since 2025: 1 approved, 0 refused.

  • 25/4212/PNH Granted

    54 Devonshire Road London NW7 1LL

    Single storey rear extension with a proposed depth of 4.00m, maximum height of 3.15m and eaves height of 3.00m

    Decided 25 Nov 2025 Prior approval
  • 25/3764/PNH Awaiting decision

    54 Devonshire Road London NW7 1LL

    Single storey rear extension with a proposed depth of 4.00 metres, maximum height of 3.15 metres and eaves height of 3.00 metres.

    Submitted 12 Sep 2025 Prior approval

Timeline

Dates from the published record

  1. 8 Sep 2025

    Received by Barnet

  2. 9 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 10 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 4 November 2025, 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 46 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

HK HOME ARCHITECTS AND CONSULTANTS LTD Agent, an architecture practice registered in Borehamwood

Active · incorporated 2021 · Borehamwood

21 applications on PlanIndex · across 7 councils · 93% 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

11 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 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 0.3 miles

  • 54 Devonshire Road London NW7 1LL

    25/3764/PNH Submitted 12 Sep 2025 50 yards away

    56% historically approved · decision due ~7 Nov

    Single storey rear extension with a proposed depth of 4.00 metres, maximum height of 3.15 metres and eaves height of 3.00 metres.

    Awaiting decision Prior approval Extension 9 docs
    Small domestic
  • 54 Devonshire Road London NW7 1LL

    25/4212/PNH Submitted 21 Oct 2025 50 yards away

    Single storey rear extension with a proposed depth of 4.00m, maximum height of 3.15m and eaves height of 3.00m

    Granted Prior approval Extension 14 docs
    Small domestic
  • 64 Devonshire Road London NW7 1LL

    25/5038/192 Submitted 16 Dec 2025 50 yards away

    80% historically approved · decision due ~10 Feb

    Single storey rear extension with 2no. rooflights

    Awaiting decision Lawful development Extension Loft or dormer 4 docs
    Small domestic
  • 6 Oakhampton Road London NW7 1NH

    26/1416/HSE Submitted 16 Apr 2026 100 yards away

    Part single, part two storey, side and rear extensions with pergola

    Refused Householder Extension 13 docs
    Domestic
  • 6 Oakhampton Road London NW7 1NH

    26/0260/HSE Submitted 23 Jan 2026 100 yards away

    77% historically approved · decision due ~20 Mar

    Part single, part two storey front, side and rear extensions with pergola. Roof extension involving rear dormer window and 2no. double front facing rooflights

    Awaiting decision Householder Extension Loft or dormer +1 10 docs
    Domestic
  • 74 Devonshire Road London NW7 1DP

    26/3313/HSE Submitted 10 Sep 2026 100 yards away

    77% historically approved · decision due ~9 Nov

    Part single, part two story side and rear extension

    Decided Householder Extension
    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