Skip to content
PlanIndex Get alerts
Menu

Planning application

117 Lyon Park Avenue, Wembley, HA0 4DZ

Granted Brent 25/3592 Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer Windows or glazing 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 hip to gable extension, rear dormer window with juliet balcony and 3x front rooflights, installation of window to first floor rear elevation and removal of chimney stack to the dwellinghouse.

As published by the council, reference 25/3592

Application record

Reference
25/3592
Type
Certificate of Lawfulness - Proposed
Status
Decided
Decision
Certificate of Lawfulness - Granted
Received
24 Dec 2025
Validated
24 Dec 2025
Decided
11 Feb 2026
Ward
Wembley Central
Decision by
Delegated Team Manager
Postcode
HA0 4DZ

Site history

Applications at this address on the Brent register

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

  • 26/0566 Granted

    117 Lyon Park Avenue, Wembley, HA0 4DZ

    Proposed single storey side to rear wraparound extension to the dwellinghouse.

    Decided 30 Apr 2026 Householder
  • 25/3589 Granted

    117 Lyon Park Avenue, Wembley, HA0 4DZ

    Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.14m Eaves height - 3m

    Decided 2 Feb 2026 Prior approval

Timeline

Dates from the published record

  1. 24 Dec 2025

    Received by Brent

  2. 11 Feb 2026

    Decision issued: Certificate of Lawfulness - Granted

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file

48 applications on PlanIndex · across 12 councils · 89% granted

Trade members see who it is, their full track record, and every application they have filed.

See who's behind it

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 this grant of permission means

Brent granted permission on 11 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

  • 107 Lyon Park Avenue, Wembley, HA0 4DZ

    21/0958 Submitted 17 Mar 2021 0m away

    Certificate of lawfulness for proposed single storey rear outbuilding to dwellinghouse

    Granted Lawful development 10 docs
    Small domestic

  • 115 Lyon Park Avenue, Wembley, HA0 4DZ

    20/2411 Submitted 10 Aug 2020 0m away

    Proposed single storey outbuilding in the rear garden of dwellinghouse

    Granted Householder 7 docs
    Small domestic

  • 117 Lyon Park Avenue, Wembley, HA0 4DZ

    25/3589 Submitted 24 Dec 2025 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 - 3.14m Eaves height - 3m

    Granted Prior approval Extension 3 docs
    Small domestic

  • 117 Lyon Park Avenue, Wembley, HA0 4DZ

    26/0566 Submitted 5 Mar 2026 0m away

    Proposed single storey side to rear wraparound extension to the dwellinghouse.

    Granted Householder Extension 5 docs
    Small domestic

  • 107 Lyon Park Avenue, Wembley, HA0 4DZ

    21/1503 Submitted 23 Apr 2021 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 - 2.6m

    Granted Prior approval Extension 13 docs
    Small domestic

  • 101 Lyon Park Avenue, Wembley, HA0 4DZ

    15/2268 Submitted 28 May 2015 0m away

    Proposed formation of vehicle crossover to existing ground floor flat.

    Refused Full applications 5 docs

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