Planning application
18 Windermere Avenue, Wembley, HA9 8SF
Works: Extension Demolition Windows or glazing Small 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 demolition of existing front porch and erection of single storey rear extension, front porch extension, conversion of side garage into a habitable room with replacement of garage door with window , removal of side door, single storey side extension and single storey outbuilding in rear garden of the dwellinghouse.
As published by the council, reference 25/2459
Application record
- Reference
- 25/2459
- Type
- Certificate of Lawfulness - Proposed
- Status
- Decided
- Decision
- Certificate of Lawfulness - Granted
- Received
- 27 Aug 2025
- Validated
- 27 Aug 2025
- Decided
- 14 Oct 2025
- Ward
- Preston
- Decision by
- Delegated Team Manager
- Postcode
- HA9 8SF
Site history
Applications at this address on the Brent register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
26/0095 Granted
18 Windermere Avenue, Wembley, HA9 8SF
Demolition of front porch and garage and erection of front porch extension, single storey side and rear extension, gable end roof extension, rear dormer window, 2 front rooflights, 1 new outbuildings, solar panels to roof of single storey rear extension and removal of chimneys to dwellinghouse
Timeline
Dates from the published record
-
27 Aug 2025
Received by Brent
-
14 Oct 2025
Decision issued: Certificate of Lawfulness - Granted
-
11 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice
28 applications on PlanIndex · across 8 councils · 91% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
7 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 documentsWhat this grant of permission means
Brent granted permission on 14 October 2025, 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
-
18 Windermere Avenue, Wembley, HA9 8SF
Demolition of front porch and garage and erection of front porch extension, single storey side and rear extension, gable end roof extension, rear dormer window, 2 front rooflights, 1 new outbuildings, solar panels to roof of single storey rear extension and removal of chimneys to dwellinghouse
Granted Householder Extension Loft or dormer +2 7 docsSmall domestic -
1 Windermere Avenue, Wembley, HA9 8SH
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 - 3m
Granted Prior approval Extension 3 docsSmall domestic -
1 Windermere Avenue, Wembley, HA9 8SH
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 3.00m
Refused Prior approval Extension 4 docsSmall domestic -
1 Windermere Avenue, Wembley, HA9 8SH
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 - 3m
Refused Prior approval Extension 4 docsSmall domestic -
1 Windermere Avenue, Wembley, HA9 8SH
Certificate of lawfulness for proposed hip to gable extension, rear dormer extension, installation of 2x front rooflights, removal of chimney stack and single storey outbuilding in the rear garden of the dwellinghouse.
Granted Lawful development Extension Loft or dormer 4 docsSmall domestic -
1 Windermere Avenue, Wembley, HA9 8SH
Proposed demolition of garage and erection of single-storey side to rear extension to dwellinghouse (new description)
Granted Householder Extension Demolition 5 docsSmall domestic
Other lawful development applications
In Brent
-
26/0783 Granted
3 Hamilton Road, London, NW10 1NU
Certificate of lawfulness for existing single-storey rear extension to dwellinghouse
-
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.
-
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
-
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.
-
26/1176 Refused
47 Barn Rise, Wembley, HA9 9NH
Certificate of lawfulness for proposed single storey outbuilding in rear garden of the dwellinghouse.