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Planning application

135 Dudden Hill Lane, London, NW10 1BN

Granted Brent 26/0004 Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer Domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Certificate of lawfulness for proposed rear dormer extension, 1x chimney removal and 3x front rooflights to the dwellinghouse.

As published by the council, reference 26/0004

Application record

Reference
26/0004
Type
Certificate of Lawfulness - Proposed
Status
Decided
Decision
Certificate of Lawfulness - Granted
Received
2 Jan 2026
Validated
8 Jan 2026
Decided
10 Feb 2026
Ward
Dollis Hill
Decision by
Delegated Team Manager
Postcode
NW10 1BN

Site history

Applications at this address on the Brent register

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

  • 26/0005 Granted

    135 Dudden Hill Lane, London, NW10 1BN

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3m Eaves height - 2.7m

    Decided 4 Feb 2026 Prior approval

Timeline

Dates from the published record

  1. 2 Jan 2026

    Received by Brent

  2. 8 Jan 2026

    Validated

    Checked as complete and ready for consideration.

  3. 10 Feb 2026

    Decision issued: Certificate of Lawfulness - Granted

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file, a design practice

22 applications on PlanIndex · across 6 councils · 86% granted

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Documents

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

6 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

Brent granted permission on 10 February 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 500 metres

  • 135 Dudden Hill Lane, London, NW10 1BN

    26/0005 Submitted 2 Jan 2026 0m away

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3m Eaves height - 2.7m

    Granted Prior approval Extension 5 docs
    Small domestic

  • 31 Mulgrave Road, London, NW10 1BS

    21/0603 Submitted 22 Feb 2021 85m away

    Certificate of lawfulness for proposed single storey rear extension and rear dormer roof extension with a juliet balcony and 3 front rooflights to the dwellinghouse.

    Granted Lawful development Extension Loft or dormer 6 docs
    Small domestic

  • 40 Normanby Road, London, NW10 1BX

    22/0487 Submitted 11 Feb 2022 102m away

    Proposed demolition of two single storey rear stores and erection of single storey rear extension, raised rear terrace, rear dormer window and one front rooflight to dwellinghouse

    Granted Householder Extension Loft or dormer +2 19 docs
    Small domestic

  • 3 Lennox Gardens, London, NW10 1AA

    25/2763 Submitted 30 Sep 2025 111m away

    70% historically approved · decision due ~24 Dec

    Proposed conversion of dwellinghouse into a 5 bedroom 9 person house in multiple occupation (HMO)

    Awaiting decision Full applications 9 docs
    Domestic

  • 13 Lennox Gardens, London, NW10 1AA

    20/2620 Submitted 25 Aug 2020 111m away

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 4m Maximum height - 3.90m Eaves height - 3m

    Refused Prior approval Extension 5 docs
    Small domestic

  • 13 Lennox Gardens, London, NW10 1AA

    20/2621 Submitted 25 Aug 2020 111m away

    Certificate of lawfulness for proposed hip to gable loft conversion with rear dormer window, two front rooflights, and 1 gable end side elevation window to dwellinghouse

    Granted Lawful development Loft or dormer Windows or glazing 7 docs
    Domestic

In Brent

  • 26/0783 Granted

    3 Hamilton Road, London, NW10 1NU

    Certificate of lawfulness for existing single-storey rear extension to dwellinghouse

    26 Mar 2026 Lawful development
  • 26/1946 Awaiting decision

    120 Gladstone Park Gardens, London, NW2 6RL

    Certificate of lawfulness for proposed rear dormer extension with Juliet balcony, hip to gable roof extension, installation of 1x window to side elevation and 2x front rooflights to dwellinghouse.

    30 Jul 2026 Lawful development
  • 26/1208 Granted

    50 Ballogie Avenue, London, NW10 1TA

    Certificate of lawfulness for proposed rear dormer extension, hip to gable roof extension, alteration to fenestration and installation of rooflights to the dwellinghouse

    13 May 2026 Lawful development
  • 26/1015 Refused

    5 Midholm, Wembley, HA9 9LJ

    Certificate of lawfulness for proposed installation of solar panels to the side and rear roofslope of the dwellinghouse.

    23 Apr 2026 Lawful development
  • 26/1176 Refused

    47 Barn Rise, Wembley, HA9 9NH

    Certificate of lawfulness for proposed single storey outbuilding in rear garden of the dwellinghouse.

    11 May 2026 Lawful development