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Planning application

993, Great West House, Hounslow, Brentford, TW8 9DF

Awaiting decision Hounslow P/2026/1971 PF-Full Applications

Works: Extension Windows or glazing

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Extension of the existing rooftop plant areas at the 12th and 18th floors of Great West House, including new terrace areas enclosed by glazed balustrades.

As published by the council, reference P/2026/1971

Application record

Reference
P/2026/1971
Type
PF-Full Applications
Status
Pending As published: REGISTERED: Under Assessment
Received
3 Jul 2026
Validated
6 Aug 2026
Ward
Brentford West
Postcode
TW8 9DF

Timeline

Dates from the published record

  1. 3 Jul 2026

    Received by Hounslow

  2. 6 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 16 Aug 2026

    Added to PlanIndex

  4. 5 Sep 2026

    Status changed to REGISTERED: Under Assessment

    Previously REGISTERED: Under Consultation.

  5. Decision

    Awaiting decision

    Decision expected by 1 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Hounslow took a median of 56 days over the applications it decided in the last year.

Documents

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

6 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 happens while it is decided

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided full applications in a median of 79 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • GW2, Great West House,Great West Road,Brentford,TW8 9DF

    P/2026/1342 Submitted 5 May 2026 50 yards away

    Non Material Amendment to amend the wording of the description of development following permission PAC/2024/1398 dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 7,008sqm of residential floorspace (Class C3) to create 110 new units.

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  • 983 Great West House, Gw1,Great West Road,Brentford,TW8 9DF

    P/2026/1340 Submitted 5 May 2026 50 yards away

    Non Material Amendment to amend the wording of the description of development of permission PAC/2024/1397 dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 11,516sqm of residential floorspace (Class C3) to create 153 new units

    Granted Amendments 3 docs
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  • GREAT WEST HOUSE,993 GREAT WEST ROAD,BRENTFORD,TW8 9DF

    P/2025/0777 Submitted 12 Mar 2025 50 yards away

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  • GW2 GREAT WEST HOUSE, 983 GREAT WEST ROAD, BRENTFORD, TW8 9DF

    P/2026/1215 Submitted 20 Apr 2026 50 yards away

    89% historically approved · decision due ~15 Jun

    Details of condition 7 (Delivery and Servicing Plan ) and condition 8 (Travel Plan) submitted pursuant to planning permission PAC/2024/1398 dated 15/08/2024 for Prior Approval notification for the change of use of the building from office floorspace (Class E) to provide 7,008sqm of residential floorspace (Class C3) to create 110 new units

    Awaiting decision Conditions 11 docs
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  • GW1 GREAT WEST HOUSE, 983 GREAT WEST ROAD, BRENTFORD, TW8 9DF

    P/2026/1217 Submitted 20 Apr 2026 50 yards away

    89% historically approved · decision due ~16 Jun

    Details of condition 7 (Delivery and Servicing Plan) and condition 8 (Travel Plan) submitted pursuant to planning permission PAC/2024/1397 dated 15/08/2024 for Prior Approval notification for the change of use of the office floorspace (Class E) to provide 11,516sqm of residential floorspace (Class C3) to create 153 new units

    Awaiting decision Conditions 12 docs
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  • Great West House, Great West Road, Brentford TW8 9DF

    PAC/2025/0304 Submitted 28 Jan 2025 50 yards away

    Prior approval for change of use of the ground, 12th and 18th floors of Great West House from offices Class E to residential accommodation Class C3.

    Granted Outline 30 docs

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