Planning application
26 Warwick Avenue London W9 2PT
Works: Extension Demolition Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Amendments to planning permission dated 3 October 2022 (RN: 22/06680/FULL) for the: Removal of rear conservatory and replacement with new rear extension to lower ground floor level with associated works to rear patio and boundary wall; Removal of infill extension to the front lightwell at lower ground floor; Demolition and rebuild of the rear section of the third floor level; Installation of skylight and replacement of windows to existing side wing; Replacement of rear ground floor balconettes ; Installation of new raised planting bed to existing front lightwell; Excavation of new basement level beneath building footprint, part of front lightwell and rear garden; Installation of plant machinery within existing front vaults;. NAMELY, to amend approved arboricultural mpact assessment dated 25 August 2023 and method statement to facilitate relocate the temporary site office (6m x 2.5m x 4.5m)
As published by the council, reference 26/00955/NMA
Application record
- Reference
- 26/00955/NMA
- Type
- Non-material amendments
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 3 Dec 2025
- Validated
- 3 Dec 2025
- Decided
- 28 Jan 2026
- Ward
- Little Venice
- Decision by
- Delegated Decision
- Postcode
- W9 2PT
Site history
Applications at this address on the Westminster register
This site has had 7 applications since 2025: 6 approved, 0 refused.
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26/02164/ADFULL Awaiting decision
26 Warwick Avenue London W9 2PT
Details of Arboricultural Method Statement & Tree Protection Plan and Arboricultural Site Monitoring Schedule pursuant to conditions 3 and 4 of planning permission dated 9th April 2025 (24/07954/FULL).
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25/06734/ADFULL Granted
26 Warwick Avenue London W9 2PT
Details of elevation and section drawings showing the new sash windows at scale 1:5 and 1:10 (as appropriate, and including break lines in the drawings if required) including glazing bar details and including the relationship of the windows to the external wall of the building and also any rebates present in the wall surrounding the window openings pursuant to condition 10 of planning permission dated 24th November 2023 (RN:22/06680/FULL)
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25/06716/LBC Granted
26 Warwick Avenue London W9 2PT
Replacement windows and doors, and refurbishment and upgrading of other windows, to the front, side and rear elevations (Linked to 25/06715/FULL)
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25/06715/FULL Granted
26 Warwick Avenue London W9 2PT
Replacement windows and doors, and refurbishment and upgrading of other windows, to the front, side and rear elevations (Linked to 25/06716/LBC)
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25/07076/ADLBC Granted
26 Warwick Avenue London W9 2PT
Details of windows pursuant to condition 5 of listed building consent dated 24th November 2023 (RN:22/06681). Linked with 25/06734/ADFULL
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25/05263/LBC Granted
26 Warwick Avenue London W9 2PT
Installation of fire suppression system on the ceiling of the basement, lower ground and upper ground floors.
Timeline
Dates from the published record
-
3 Dec 2025
Received by Westminster
-
28 Jan 2026
Decision issued: Application Permitted
-
20 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
ACT Developments ltd Agent, a developer
1 application on PlanIndex
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See their track recordDocuments
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.
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Open the documentsWhat this grant of permission means
Westminster granted permission on 28 January 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 amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
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24 Warwick Avenue London W9 2PT
Details of piled foundations pursuant to condition 5 of planning permission dated 25 January 2024 (RN: 22/05105/FULL)
Granted Full applications 13 docs -
26 Warwick Avenue London W9 2PT
Details of elevation and section drawings showing the new sash windows at scale 1:5 and 1:10 (as appropriate, and including break lines in the drawings if required) including glazing bar details and including the relationship of the windows to the external wall of the building and also any rebates present in the wall surrounding the window openings pursuant to condition 10 of planning permission dated 24th November 2023 (RN:22/06680/FULL)
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34 Warwick Avenue London W9 2PT
1x lime (T2, front): reduce the crown to the previous most recent reduction points, leaving shortened furnishing growth and at least 50 % of fine internal branches.
Granted Trees 5 docs -
36 Warwick Avenue London W9 2PT
1x lime (T1, front): reduce the crown to the previous most recent reduction points, leaving furnishing growth and at least 50 % of fine internal growth.
Granted Trees 5 docs -
30 Warwick Avenue London W9 2PT
100% historically approved · decision due ~26 Aug
5 x London plane (T1 to T5, front): reduce back to most recent reduction points; leaving shortened growth points and a naturally balanced canopy.
Awaiting decision Trees -
38 Warwick Avenue London W9 2PT
100% historically approved · decision due ~12 May
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Awaiting decision Trees 7 docs
Other amendment applications
In Westminster
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26/07459/NMA Awaiting decision
1 Hanover Square London W1S 1HA
Amendments to planning pemrission dated 10 October 2025 (RN: 25/01558/FULL) for the: Partial demolition, refurbishment and extension of the existing building to provide a sub-basement, basement, ground plus eight storey building; infilling and stepped rear extension; excavation of a new sub-basement level; installation of new plant equipment at basement and roof level; terraces at fourth, fifth, sixth, seventh and eighth floor levels; soft and hard landscaping; reprovision of car parking; new cycle parking facilities; and associated external works. Use of the building for retail and/or restaurant (Class E) on part ground floor and office (Class E) on all other floors. NAMELY, to allow alterations to the design of the ground floor frontages on Hanover Square and St George Street.
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26/07438/NMA Awaiting decision
29 - 31 Hill Street London W1J 5LS
Amendments to planning permission dated 1st July 2025 (RN 25/01006/FULL) for the external alterations at roof level including the creation of Level 04 roof terrace for use in association with existing office (Class E), replacement and installation of new plant and landscaping, replacement of windows, introduction of louvres, removal and replacement of rooflights, installation of new rooflight and other associated works. NAMELY, for alterations comprising of the removal of window sash boxes and weights, changes to the window mullion arrangement, the removal of two sash windows, the installation of secondary glazing, the removal of existing chamber hatch and installation of extract vent and integrated bench, the external replacement of rainwater goods and hoppers, the removal of bricks and installation of airbricks, minor demolition works, replacement of roof covering, removal of ductwork, roof plant rearrangement, the installation of a new external door to plant area, minor layout alterations and other associated works.
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26/07389/NMA Decided
Flat 1 5 Grittleton Road London W9 2DD
Amendments to planning permission dated 04 June 2025 (RN: 25/02022/FULL), NAMELY, amendment of Condition 4 to correct the property address from 9 Aldridge Road Villas to Flat 1 5 Grittleton Road.
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26/07377/NMA Awaiting decision
60 Ledbury Road London W11 2AJ
Amendments to planning permission dated 2nd October 2025 (RN 25/04018/FULL) for the Partial demolition, refurbishment, and erection of a mansard roof extension to form a new third floor with dormers to front, side and rear elevations; to form 6 flats (Class C3) on upper floors; external plant equipment and ductwork; lower ground floor excavation to increase floor to ceiling height; replacement windows; cycle parking and associated external alterations; use of the part ground floor and lower ground floor as retail and restaurant (Class E). Site includes 60-68 Ledbury Road) NAMELY, An amendment to the basement and ground floor drawing reference numbers; amendment to the description of development, in reference to restaurant and or retail use; and amendments to C
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26/07375/NMA Awaiting decision
77 Hereford Road London W2 5BB
Amendments to planning permission dated 4th August 2026 (RN 26/03970/FULL) for the Replacement of roof terrace access stair with glazed hatch, new timber decking and front and rear roof railings to roof terrace, with infilling side window of closet wing. NAMELY, Hinged hatch access substituted by sliding hatch.