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Planning application

Flat 3 66 Hamilton Terrace London NW8 9UJ

Awaiting decision Westminster 26/04009/FULL Full Planning Permission Application

Works: Extension

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

Proposal

Creation of an infill rear extension to transform the flat from a 1 bedroom flat to a 4 bedroom family flat, including minor garden works.

As published by the council, reference 26/04009/FULL

Application record

Reference
26/04009/FULL
Type
Full Planning Permission Application
Status
Pending
Received
18 Jun 2026
Validated
26 Jun 2026
Ward
Abbey Road
Postcode
NW8 9UJ

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/06006/FULL Awaiting decision

    Flat 3 66 Hamilton Terrace London NW8 9UJ

    Erection of a single storey rear extension at ground floor level; replacement of existing rear extension window with a door; installation of windows to side elevation; and associated works.

    Submitted 2 Sep 2026 Full applications

Timeline

Dates from the published record

  1. 18 Jun 2026

    Received by Westminster

  2. 26 Jun 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 21 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Westminster took a median of 65 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Open Volume Studio Ltd Agent, registered in London

Active · incorporated 2019 · London

3 applications on PlanIndex

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

12 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 documents

What happens while it is decided

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 89 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 500 metres

  • 64 Hamilton Terrace London NW8 9UJ

    26/01272/ADFULL Submitted 27 Feb 2026 19m away

    87% historically approved · decision due ~24 Apr

    Details of the arboricultural site supervision and records pursuant to Condition 14 of the planning permission dated 18 August 2025 (RN: 25/00239/FULL).

    Awaiting decision Full applications 5 docs

  • 64 Hamilton Terrace London NW8 9UJ

    26/03029/ADTPO Submitted 7 May 2026 22m away

    100% historically approved · decision due ~2 Jul

    Details of replacement tree pursuant to Condition 3 of planning permission dated 26 January 2026 (25/08095/TPO) Approval of details of replacement tree pursuant to condition 3 of 25/08095/TPO

    Awaiting decision Trees 2 docs

  • 64 Hamilton Terrace London NW8 9UJ

    25/08095/TPO Submitted 6 Nov 2025 24m away

    100% historically approved · decision due ~7 Jan

    7 - Eucalyptus spp. - Remove, with as much of the root system as practicable, and where possible leaving no roots in the ground more than 20mm diameter.

    Awaiting decision Trees 4 docs

  • 5 Hall Road London NW8 9PE

    05/00535/TCA Submitted 24 Jan 2005 29m away

    1 x Ash (rear): Crown reduce to previous, most recent reduction points.

    Granted Trees 1 doc

  • 5 Hall Road London NW8 9PE

    06/09305/FULL Submitted 20 Nov 2006 29m away

    Erection of a rear conservatory.

    Granted Full applications Extension 9 docs

  • 62 Hamilton Terrace London NW8 9UJ

    25/07564/TCA Submitted 20 Oct 2025 39m away

    T2. Bay Tree (Laurus nobilis): Reduce height by 50%. Trim and reshape remaining crown. T3. White Willow (Salix alba): Prune back to previous reduction points. T3. White Willow (Salix alba): Prune back to previous reduction points.

    Granted Trees 4 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront.

    15 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.

    15 Sep 2026 Full applications
  • 26/06234/FULL Awaiting decision

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    11 Sep 2026 Full applications
  • 26/06249/FULL Awaiting decision

    53 Wimpole Street London W1G 8YH

    Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

    11 Sep 2026 Full applications
  • 26/03576/FULL Decided

    15A Devonshire Terrace London W2 3DW

    Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

    1 Jun 2026 Full applications