Skip to content
PlanIndex Get alerts
Menu

Planning application

420 HANWORTH ROAD, HOUNSLOW, TW3 3SN

Granted Hounslow P/2023/0115 Lawful Use Certificate

Works: Extension Loft or dormer Windows or glazing

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

Proposal

Certificate of lawfulness for erection of rear roof extension with hip to gable conversion and front roof windows to the house

As published by the council, reference P/2023/0115

Application record

Reference
P/2023/0115
Type
Lawful Use Certificate
Status
Granted As published: Decided: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)
Decision
Granted As published: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)
Received
12 Jan 2023
Validated
12 Jan 2023
Decided
2 Mar 2023
Ward
Hounslow Heath
Decision by
Delegated
Postcode
TW3 3SN

Timeline

Dates from the published record

  1. 12 Jan 2023

    Received by Hounslow

  2. 2 Mar 2023

    Decision issued: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)

  3. 23 Sep 2026

    Added to PlanIndex

Documents

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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Hounslow granted permission on 2 March 2023, 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 0.3 miles

  • 406 Hanworth Road, Hounslow, TW3 3SN

    P/2026/1888 Submitted 25 Jun 2026 50 yards away

    65% historically approved · decision due ~24 Sep

    Erection of a first floor part rear extension to allow the conversion of the house into two self contained flats, and installation of solar panels to the front roof, with associated landscaping, bin and bike stores.

    Awaiting decision Full applications New dwelling Extension 12 docs

  • 434 Hanworth Road, Hounslow, TW4 5LE

    P/2024/2663 Submitted 4 Aug 2024 50 yards away

    Erection a single storey rear extension and conversion into two self contained units

    Granted Full applications Extension 34 docs
    Small domestic

  • 434 HANWORTH ROAD, HOUNSLOW, TW4 5LE

    P/2021/2383 Submitted 14 Jun 2021 50 yards away

    Creation of access to rear garden and erection of a single storey rear infill extension to the house

    Granted Householder Extension 8 docs
    Small domestic

  • 363 Hanworth Road, Hounslow, TW4 5LF

    P/2025/3092 Submitted 14 Oct 2025 50 yards away

    Erection of a side / front extension.

    Refused Full applications Extension 7 docs

  • 77 St Stephens Road, Hounslow, TW3 2BJ

    P/2024/3905 Submitted 21 Nov 2024 100 yards away

    Removal of chimney stack

    Withdrawn Householder 2 docs
    Domestic

  • 71 St Stephens Road, Hounslow, TW3 2BJ

    P/2026/1625 Submitted 2 Jun 2026 100 yards away

    Works to tree in a Conservation Area. T1 Robinia. Fell to ground level, grind out stump. Located in centrally in the back garden

    Granted Trees 4 docs

In Hounslow

  • P/2026/2675 Awaiting decision

    17 Saxon Avenue, Feltham, TW13 5JJ

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

    Received 21 Sep, published by the council 23 Sep 2026 Lawful development
  • P/2026/2668 Awaiting decision

    45 Shelley Crescent, Hounslow, TW5 9BQ

    Certificate of lawfulness for the proposed erection of a detached outbuilding in the rear garden.

    Received 21 Sep, published by the council 23 Sep 2026 Lawful development
  • P/2026/2651 Awaiting decision

    3 Clayponds Avenue, Brentford, TW8 9QQ

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

    Received 17 Sep, published by the council 20 Sep 2026 Lawful development
  • P/2026/2627 Awaiting decision

    23 Elmgate Avenue, Feltham, TW13 7BU

    Certificate of lawfulness for the proposed change of use from residential house Class C3a to a residential home for up to 3 young people aged between 7 and 18 Class C2

    Received 15 Sep, published by the council 20 Sep 2026 Lawful development
  • P/2026/2631 Awaiting decision

    17 Northumberland Avenue, Isleworth, TW7 5HZ

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

    Received 15 Sep, published by the council 20 Sep 2026 Lawful development