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Planning application

36 Napier Road, Isleworth, TW7 7HP

Granted Hounslow P/2026/1897 Lawful Development Certificate (Proposed)

Works: Extension

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

Proposal

Certificate of lawfulness for the proposed erection of a rear roof extension.

As published by the council, reference P/2026/1897

Application record

Reference
P/2026/1897
Type
Lawful Development Certificate (Proposed)
Status
Granted As published: Decided: LAWFNOTGRANT
Decision
Granted As published: LAWFNOTGRANT
Received
25 Jun 2026
Validated
25 Jun 2026
Decided
19 Aug 2026
Ward
Isleworth
Postcode
TW7 7HP

Site history

Applications at this address on the Hounslow register

This site has had 2 applications since 2026: 1 approved, 0 refused.

  • P/2026/2418 Awaiting decision

    36 Napier Road, Isleworth, TW7 7HP

    Erection of a rear roof extension.

    Submitted 24 Aug 2026 Householder

Timeline

Dates from the published record

  1. 25 Jun 2026

    Received by Hounslow

  2. 26 Jul 2026

    Added to PlanIndex

  3. 19 Aug 2026

    Decision issued: LAWFNOTGRANT

Documents

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

8 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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Open the documents

What this grant of permission means

Hounslow granted permission on 19 August 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

  • 36 Napier Road, Isleworth, TW7 7HP

    P/2026/2418 Submitted 24 Aug 2026 0m away

    77% historically approved · decision due ~23 Oct

    Erection of a rear roof extension.

    Awaiting decision Householder Extension 17 docs
    Domestic
  • 40 Napier Road, Isleworth, TW7 7HP

    P/2026/1582 Submitted 27 May 2026 10m away

    Works to trees in a conservation area. T1 Olive. Reduce overhanging branches to No.48 Eve Road back towards the boundary, removing 2-3 limbs back to main stem, and removing approximately 2 metres of overhang. Final height is unchanged at 8m and final spread of 5m. T2 Crab Apple. Reduce any overhang to No.48 Eve Road back towards the boundary, cutting to suitable growth points, or back to main stem where appropriate. Final height is unchanged at 3m and final spread of 2.5m.

    Granted Trees 4 docs
  • 51 Napier Road, Isleworth, TW7 7HP

    P/2026/0412 Submitted 10 Feb 2026 31m away

    Erection of a single storey side infill and rear extension to the house following the demolition of the existing extension.

    Granted Householder Extension Demolition 10 docs
    Small domestic
  • 42 EVE ROAD, ISLEWORTH, TW7 7HS

    P/2023/0212 Submitted 23 Jan 2023 35m away

    Erection of a single storey side and rear extension to the house.

    Granted Householder Extension 11 docs
    Small domestic
  • 39 Napier Road, Isleworth, TW7 7HP

    P/2025/3157 Submitted 20 Oct 2025 50m away

    Works to trees in a Conservation Area. Cherry (Prunus species) T1. Fell to ground level

    Granted Trees 4 docs
  • 31 EVE ROAD, ISLEWORTH, TW7 7HS

    P/2021/2636 Submitted 28 Jun 2021 51m away

    Demolition of existing rear extension and erection of a single storey rear extension.

    Granted Householder Extension Demolition 4 docs
    Small domestic

In Hounslow

  • P/2026/2118 Granted

    54 Amhurst Gardens, Isleworth, TW7 6AJ

    Certificate of lawfulness for the proposed erection of a rear roof extension with front roof windows.

    Received 20 Jul, published by the council 26 Jul 2026 Lawful development
  • P/2026/2580 Awaiting decision

    50B Paxton Road, Chiswick, London, W4 2QX

    Certificate of lawfulness for the existing use of a first floor self contained flat.

    Received 10 Sep, published by the council 17 Sep 2026 Lawful development
  • P/2026/2332 Granted

    43 Dawes Avenue, Isleworth, TW7 7JS

    Certificate of Lawfulness for the proposed hip to gable conversion, front roof lights and erection of a rear roof extension to the house.

    Received 12 Aug, published by the council 16 Aug 2026 Lawful development
  • P/2026/2089 Granted

    18 Central Avenue, Hounslow, TW3 2QH

    Certificate of lawfulness for the existing use of the rear extension as a self contained flat.

    Received 17 Jul, published by the council 26 Jul 2026 Lawful development
  • P/2026/2566 Awaiting decision

    109 Wood Lane, Isleworth, TW7 5EG

    Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion with roof windows to the front and Juliet balcony to the rear of the house.

    Received 9 Sep, published by the council 17 Sep 2026 Lawful development