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
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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)
Granted Full applications Windows or glazing 14 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
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Awaiting decision Trees 7 docs -
26 Warwick Avenue London W9 2PT
87% historically approved · decision due ~26 May
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).
Awaiting decision Full applications Trees 6 docs -
24 Warwick Avenue London W9 2PT
90% historically approved · decision due ~16 Sep
Replacement of lower ground floor side door. (Linked with 26/04911/FULL)
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Other amendment applications
In Westminster
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26/06232/NMA Awaiting decision
37 Trevor Place London SW7 1LE
Amendments to planning permission dated 17th July 2026 (RN 26/03030/FULL) for the Alterations including enlargement of louvres and installation of new plant in basement; landscaping of roof terrace; second floor windows replaced with door sets; partial demolition at ground and first floor levels to create new lightwell and landscaped courtyard. NAMELY, addition of a free-standing sauna to the second-floor roof terrace.
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26/06256/NMA Awaiting decision
Queens Court Queensway London W2 4QN
Amendments to planning permission dated 21st May 2026 (RN:25/05013/FULL) for Variation of conditions 1, 3, 8, 9 and 17 of planning permission dated 11th May 2022 (RN 18/09765/FULL) for the Change of use of rear part of Queensway Market to Retail, Financial and Professional services, Office and Restaurant (within Class E) use and 5 residential units facing Princes Court, reconfiguration of retail units along Queensway including introduction of Retail uses at Nos.23 and 33 (current entrances to Queensway Market) and use of Nos.25 and 41-43 Queensway as Restaurant uses, installation of new shopfronts to Nos.23 to 43 Queensway 23-43, erection of infill extension to rear at ground floor level, erection of two new pavilion structures for Retail use and associated new hard and soft landscaping on land between Queens Court and Princes Court, installation of green roofs, rooflights and mechanical plant within enclosures to first floor level roofs between projecting rear wings of Queens Court installation of kitchen extract ducts to rear elevations, and associated cycle parking, waste storage, plant and other ancillary alterations ('Application 2'). Namely, to vary the hours of operation for the refrigeration plant controlled by condition 6.
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26/06251/NMA Awaiting decision
19 Cumberland Street London SW1V 4LS
Amendments to planning permission dated 20th March 2026 (RN:25/08960/FULL) for Lower ground floor rear infill extension with terrace above, replacement of rear first floor conservatory, new roof level rear single dormer with access to third floor roof terrace, alterations to windows and external refurbishment, namely the change of conservatory gable roof to a flat GRP roof.
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26/06201/NMA Awaiting decision
Almack House 28 King Street St James's London SW1Y 6QW
Amendments to planning permission dated 16th April 2026 (RN:26/01487/FULL) for Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows, namely change to approved grille.
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26/06212/NMA Awaiting decision
10 - 11 Lancaster Gate London W2 3LH
Amendment to Condition 12 (Whole Life Carbon) of planning permission dated 19th April 2024 (RN 23/04044/FULL) for Change of use from hotel to residential use (Class C3) with associated internal alterations to create 11 new units and external alterations comprising reconfiguration and recladding of the rear extension and restoration of the existing building. Namely to include additional requirement to evidence and justify where benchmarks cannot be achieved, consider mitigation measures and if none, evidence that all mitigation measures have been exhausted. (Linked with RN 26/06213/ADFULL)