Planning application
First Floor Flat 109 Westbourne Grove London W2 4UW
Works: Extension Loft or dormer Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Erection of a first floor rear extension including installation of two new rooflights, new windows to the rear elevation, relocation of five existing AC external unit.
As published by the council, reference 26/00070/FULL
Application record
- Reference
- 26/00070/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 7 Jan 2026
- Validated
- 7 Jan 2026
- Ward
- Bayswater
- Postcode
- W2 4UW
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025.
-
25/05205/FULL Withdrawn
First Floor Flat 109 Westbourne Grove London W2 4UW
Erection of first floor single storey rear extension with rooflights; installation of railings around rear lightwell in association with use of roof as terrace.
Timeline
Dates from the published record
-
7 Jan 2026
Received by Westminster
-
20 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 4 March 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
Duffy Associates Ltd Agent
Active · incorporated 2005
17 applications on PlanIndex · across 6 councils · 70% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
32 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 documentsWhat 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
-
First Floor Flat 109 Westbourne Grove London W2 4UW
Erection of first floor single storey rear extension with rooflights; installation of railings around rear lightwell in association with use of roof as terrace.
Withdrawn Full applications Extension Loft or dormer 27 docsSmall domestic -
Basement Floor And Ground Floor 103 Westbourne Grove London W2 4UW
87% historically approved · decision due ~22 Sep
Retention of Shopfront alterations.
Decided Full applications Windows or glazing -
Basement And Ground Floor 101 Westbourne Grove London W2 4UW
87% historically approved · decision due ~12 Oct
Installation of plant equipment/air conditioning Units (Retrospective) and associated acoustic attenuator, acoustic jacket, anti-vibration connections and enclosures.
Awaiting decision Full applications -
39 Hereford Road London W2 4AB
Installation of a retractable awning above the ground-floor shopfront
Granted Full applications Windows or glazing 19 docs -
12 Hereford Road London W2 4AA
89% historically approved · decision due ~6 Aug
Details of windows and external doors, roof louvres showing relationship to existing roof and details of colours and materials, dormers, external cornice to match existing, projecting moulding to head of first floor window reveal and contextual photographs of a sample panel of brickwork, built on site, which shows the colour, texture, face bond and pointing pursuant to conditions 4 and 6 of planning permission dated 19th March 2023 (RN:24/08242/FULL).
Decided Loft or dormer Windows or glazing -
6 Hereford Road London W2 4AA
100% historically approved · decision due ~9 Jun
T1 Mimosa tree (16m high, 700mm diameter) - To reduce crown by 3.5m, cutting back to the most recent reduction points. Thin the dense crown by up to 20% and carry out a crown clean. Reason: To improve natural light to the garden and neighbouring properties and reduce excessive shading.
Awaiting decision Trees 6 docs
Other full applications
In Westminster
-
26/06295/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Installation of a new shopfront.
-
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.
-
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))
-
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)
-
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)