40 Grosvenor Place London SW1X 7HJ Data via plota.co.uk
26/02908/FULL - Full Planning Permission Application
Approved
Proposal
Installation of replacement glass with louvres in one window opening at second floor level on Wilton Street facade. Data via plota.co.uk
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Application progress
✓
Received
1 May 2026
✓
Approved
25 Jun 2026
Approved on 25 Jun 2026 · Delegated Decision · Last checked 7 Jul 2026
Documents 20
Decision & officer reports 2
Statements & assessments 2
Plans & drawings 6
PDF
EXISTING LEVEL 2 WILTON STREET ELEVATION
Drawing · 1 May 2026
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PDF
LOWER GROUND FLOOR ELEVATION
Drawing · 1 May 2026
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PDF
PROPOSED LEVEL 2 WILTON STREET ELEVATION
Drawing · 1 May 2026
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PDF
PROPOSED LEVEL 2 WILTON STREET ELEVATION
Drawing · 1 May 2026
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PDF
LOCATION PLAN
Background Papers · 1 May 2026
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PDF
SITE PLAN
Location Plan · 1 May 2026
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Application forms 1
Consultation & comments 1
Other documents 8
PDF
ACK-GENERAL LETTER (G/P/C)
Background Papers · 26 May 2026
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PDF
CNSLT-LA SOCIETY
Background Papers · 26 May 2026
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PDF
CNSLT-LA SOCIETY
Background Papers · 26 May 2026
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PDF
CNSLT-LA SOCIETY
Background Papers · 26 May 2026
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PDF
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
Background Papers · 26 May 2026
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PDF
RECEIPT OF APPLICATION
Other · 7 May 2026
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PDF
ATTACHMENTSUMMARY
Background Papers · 1 May 2026
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PDF
COVER LETTER
Background Papers · 1 May 2026
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Important details
- Council
- Westminster
- Application type
- Full Planning Permission Application
- Postcode
- SW1X 7HJ
- Received
- 1 May 2026
- Validated
- 1 May 2026
- Ward
- Knightsbridge & Belgravia
- Case officer
- Track to view
- Target decision
- 26 Jun 2026
- Decision
- Application Permitted
- Decision date
- 25 Jun 2026
- Decision level
- Delegated Decision
- Agent
- Montagu Evans LLP
Consultation & key dates
- Alt. reference
- PP-14889069
- Press notice
- 3 Jun 2026
- Env. assessment
- No
Historical activity at this location
42 previous applications on record - archival context, not part of the live application.
This property
Previous applications at this address
2025
Works at lower ground floor including the replacement of glass with louvre in one window…
2025
Works at lower ground floor including excavation works for extension of lift pit and crea…
2025
Approved
Works at lower ground floor including excavation works for extension of lift pit and crea…
2025
Approved
Variation of Condition 1 of planning permission dated 06 June 2019 (RN: 19/02319/FULL) fo…
2025
Approved
Change of use from offices (except for identified parts of the ground and lower ground fl…
2025
Installation of emergency standby generator and two quench pipe outlets and other associa…
2025
Installation of three replacement boiler flues at roof level.
2025
Change of use of ground floor from restaurant (Class E(b)) to office use (Class E(g)).
2024
Approved
Use of ground floor as office (Class E(g)) (Unit 1).
2024
Approved
Use of ground floor as restaurant/cafe (Class E(b)) and lower ground floor as office use…
2024
Replacement of existing plant equipment, installation of new plant equipment and ducting…
2024
Approved
Amendments to planning permission dated 14 November 2016 (RN:16/07057/FULL) for Variation…
2024
Approved
Amendments to planning permission dated 05 September 1996 (RN 96/03044/FULL) for redevelo…
2024
Withdrawn
Amendments to planning permission dated 5th September 1996 (96/03044/FULL) for: Redevelop…
2024
Refused
Change of use of the existing retail and restaurant units at lower ground and ground floo…
2016
Approved
Variation of Condition 6 of planning permission dated 11 March 2014 (RN:13/10890) for the…
2016
Approved
Alterations to the loading bay door on the Wilton Street elevation.
Within ~100m
Nearby activity
2025
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Replacement of existing external platform lift with a new external platform lift. (Linked…
2025
Forbes House 10 Halkin Street London SW1X 7DS
T1) London Plane - Reduce back to previous reduction points As part of continued, regular…
2025
Approved
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Installation of an external cigar lounge structure on hardstanding at rear of hotel for t…
2025
6 - 7 Grosvenor Place London
Variation of Conditions 1,18, 20, 22, and 23 of planning permission dated 4th June 2019 (…
2025
6 - 7 Grosvenor Place London
Provision of plant and enclosure at second floor; provision of an opening to the third-fl…
2024
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Display of an internally illuminated double sided bus-stop digital advertisement screen m…
2024
Bus Shelter 13 Outside Lanesborough Hotel Knightsbridge London
Display of an internally illuminated double sided bus-stop digital advertisement screen m…
2024
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Internal works of refurbishment to the Presidential Suite across six interconnecting room…
2024
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Alterations to existing terraces and creation of two enlarged terraces including new sash…
2024
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Installation of external canopy above the Garden Room and refurbishment of the Garden Roo…
2024
Halkin Street Garden Halkin Street London
T8 - Cerasus serrula:Fell ground level - declining cherry to facilitate replacement.Plant…
2024
The Lanesborough Hotel 1 Lanesborough Place London SW1X 7TA
Installation of external canopy above the Garden Room and refurbishment of the Garden Roo…
2023
Approved
Flat A 1 Halkin Street London SW1X 7DJ
Removal of 37sqm of asbestos textured coating from solid walls.
2023
Approved
8 - 9 Grosvenor Place London SW1X 7SH
Installation of scaffold fixings and for masonry cleaning and repairs to the building, in…
2023
39 Headfort Place London SW1X 7DE
Commencement of planning permission granted on 25th September 2020 (RN: 20/03347/FULL) fo…
2023
40-46 Headfort Place London SW1X 7DH
External alterations to the front and rear facades including replacement windows, install…
2023
Approved
Development Site At 1 - 5 Grosvenor Place London SW1X 7HJ
Replace doors along Grosvenor Place with fixed glass panel.
2023
Approved
1 Knightsbridge London SW1X 7LX
External works to Grosvenor Crescent entrance including replacement of existing revolving…
2023
8 - 9 Grosvenor Place London SW1X 7SH
Internal alterations including the removal and installation of partitions, the insertion…
2023
8 - 9 Grosvenor Place London SW1X 7SH
Change of use to provide event space, flexible workspace and wellbeing areas (Sui Generis…
2017
Approved
1 Lanesborough Place London SW1X 7TA
Refurbishment of garden room (smoking shelter) at the lower ground floor rear of The Lane…
2017
Approved
3 Halkin Street London SW1X 7DJ
Installation of secondary glazing on all windows of front elevation on upper floors.
2016
Approved
3 Halkin Street London SW1X 7DJ
Installation of secondary glazing to the front elevation windows at Ground floor level.
2016
Approved
3 Halkin Street London SW1X 7DJ
Installation of secondary glazing to the front elevation windows at the basement level.
2016
Refused
Basement Ground Floor And Maisonette 3 Halkin Street London SW1X 7DJ
Installation of secondary glazing to front elevation windows.
Westminster
Planning Authority Score
3.7/10
Below average
#209 of 292 councils
Relevant to this application:
Householder decisions
Westminster is slower than most councils at deciding householder applications, ranking #227 out of 292. Only 27% of applications have the time limit extended, well below the 40% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% approved vs 90% nationally.
One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application.
View full council performance
Westminster decision performance
Based on MHCLG data, 2025
86%
Overall approval rate
Below avg (87%) #200 of 292
79%
Householder approved
Below avg (90%) #279 of 292
53%
Decided in 8 weeks
Below avg (64%) #227 of 292
27%
Extended time limit
Below avg (40%) #43 of 292
86%
Minor dwellings approved
14 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
86%
Change of use approved
140 decided
4,828
Total decisions
669 refused in 2025
Track this application
40 Grosvenor Place London SW1X 7HJ