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Certificate of lawfulness for proposed single storey rear infill extension, L-shaped rear dormer window with 2x front rooflights and installation of 2x windows to the gable side elevation of the dwellinghouse.

20 Forty Avenue, Wembley, HA9 8JP

DecidedReference: 25/3587London Borough of Brent

Last published check: 11 Oct 2026, 16:27. Check the council record for more recent changes.

Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Application Received Date

    Published milestoneCouncil source

  2. Application Validated Date

    Published milestoneCouncil source

  3. Decision Issued Date

    Published milestoneCouncil source

Application summary

Status
Decided
Application type
Certificate of Lawfulness - Proposed
Received
24 Dec 2025
Validated
24 Dec 2025
Determination deadline
Not published
Local authority
London Borough of Brent

Application overview

Certificate of lawfulness for proposed single storey rear infill extension, L-shaped rear dormer window with 2x front rooflights and installation of 2x windows to the gable side elevation of the dwellinghouse.

Proposal details

Reference
25/3587
Alternative references
PP-14583398
Ward
Preston
Agent
Better Building Design Ltd.

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Application location

20 Forty Avenue, Wembley, HA9 8JP

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Documents 14 of 14

DocumentPublishedAction
Final delegated reportReport · PDF16 Feb 2026View
Final decision noticeDecision (Public) · PDF16 Feb 2026View
Location & block plansRefused Drawing Plans · PDF24 Dec 2025View
Proposed block planRefused Drawing Plans · PDF24 Dec 2025View
Existing floor plansRefused Drawing Plans · PDF24 Dec 2025View
Proposed floor plansRefused Drawing Plans · PDF24 Dec 2025View
Existing & proposed loft plansRefused Drawing Plans · PDF24 Dec 2025View
Existing & proposed roof plansRefused Drawing Plans · PDF24 Dec 2025View
Existing & proposed front/rear elevationsRefused Drawing Plans · PDF24 Dec 2025View
Existing & proposed gable side elevationsRefused Drawing Plans · PDF24 Dec 2025View
Existing & proposed side elevationsRefused Drawing Plans · PDF24 Dec 2025View
Existing/proposed sectionsRefused Drawing Plans · PDF24 Dec 2025View
Evidence to verify applicationRefused Documents · PDF24 Dec 2025View
Application form redactedApplication Form (Public) · PDF24 Dec 2025View

Documents open on the council website. Browse council documents if a link has changed.

Decision & conditions

Certificate of Lawfulness - Refused
Final decision notice
Planning conditions

Conditions aren’t listed here. Read the council decision notice for the full decision and conditions.

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