41 Devonshire Place London W1G 6JY Data via plota.co.uk
26/04018/ADFULL - Approval of Details (Full PP)
Pending
Proposal
Detailed drawings of the platform and its relationship/attachment to the roof structure and roof covering pursuant to condition 8 of planning permission dated 30th April 2026 (RN 25/09208/FULL) Data via plota.co.uk
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View original council record ↗
Application progress
✓
Received
18 Jun 2026
Decision
Awaiting decision
This application is under consideration - no decision has been issued yet.
Documents 7
Plans & drawings 2
Application forms 2
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Important details
- Council
- Westminster
- Application type
- Approval of Details (Full PP)
- Postcode
- W1G 6JY
- Received
- 18 Jun 2026
- Validated
- 18 Jun 2026
- Ward
- Marylebone
- Case officer
- Track to view
- Target decision
- 13 Aug 2026
- Applicant
- Track to view
- Agent
- Wolff Architects
Consultation & key dates
- Alt. reference
- PP-15020794
- Env. assessment
- No
Historical activity at this location
50 previous applications on record - archival context, not part of the live application.
This property
Previous applications at this address
2025
Reinstatement of the brick arches to the vaults; the reinstatement of the brickwork bridg…
2025
Reinstatement of the brick arches to the vaults; the reinstatement of the brickwork bridg…
2023
Refused
Internal alterations at lower ground, ground and first floor levels.
2023
Approved
Removal of fireplace and chimney at first floor level only and the construction of a new…
2023
Cleaning of existing brickwork.
2023
Construct new lightweight timber stud walls and timber doors internally and remove and di…
2023
Approved
Installation of new stone cornice at the south and west elevations of the first storey of…
2023
Partial removal of existing wall joinery (skirtings, dado and picture rails) details of p…
2023
Approved
Reinstatement and/or replacement of removed window joinery and insertion of new timber el…
2023
Approved
Internal alterations at lower ground floor level.
2023
Approved
Installation of new timber stair and balustrade between the 3rd and 4th floors.
2022
Approved
Roof works include three conservation rooflights; one on the eastern pitch and two on the…
2022
Approved
Roof works include three conservation rooflights; one on the eastern pitch and two on the…
2023
Approved
Partial removal of existing cornices, and details of proposed new cornices and cornices t…
2023
Works completed: Replacement of pavers to external lightwell areas and vault area floorin…
2023
Approved
Removing the existing modern blockwork walls,skirting and cornices and construction of ne…
2022
Installation of 3 conservation rooflights; addition of 2 rooflights on the northern pitch…
2022
Installation of 3 conservation rooflights; addition of 2 rooflights on the northern pitch…
2021
Approved
Rebuilding of first floor of 'link building', extension to rear of "link building" and as…
2021
Approved
Rebuilding of first floor of 'link building', extension to rear of "link building" and as…
2020
Approved
Rebuilding of first floor of 'link building', extension to rear of "link building" and as…
2020
Approved
Rebuilding of first floor of 'link building', extension to rear of "link building" and as…
2025
Detailed drawings of the details of insulated and/or fire rated wall linings to the stair…
2025
Details of fall arrest system, Fan lights and External doors pursuant to condition 4 of p…
2025
Details of the fall arrest system at main roof level, including a roof plan showing fixin…
Within ~100m
Nearby activity
2025
Approved
Flat 2 19 Upper Wimpole Street London W1G 6LY
Installation of a new slim double-glazed timber window, painted white within the existing…
2025
Approved
Flat 2 19 Upper Wimpole Street London W1G 6LY
Installation of a new slim double-glazed timber window, painted white within the existing…
2025
26 - 27 Devonshire Street London W1G 6PH
Variation of condition 5 of planning permission dated 20th December 2023 (RN:23/07525/FUL…
2025
16 Beaumont Mews London W1G 6EJ
Variation of conditions 1 and 4 of planning permission dated 12th June 2024 (RN:24/03039/…
2025
Refused
15 Upper Wimpole Street London W1G 6LS
Infilling of courtyard between the main house and mews house at basement and ground level…
2025
16 Beaumont Mews London W1G 6EJ
Variation of conditions 1 and 13 of planning permission 19 February 2025 (RN: 24/03039/FU…
2025
12 Upper Wimpole Street London W1G 6LW
Display of a non-illuminated estate agents sign measuring 0.60m x 0.90m attached to the r…
2025
Flat H 30 Devonshire Place London W1G 6JH
Installation of secondary glazing to two front windows of Flat H.
2025
Ground Floor Front 47 Marylebone High Street London W1U 5HH
Display of a partially halo-illuminated, partially non-illuminated vinyl fascia sign meas…
2025
15 Upper Wimpole Street London W1G 6LS
Infilling of courtyard between the main house and mews house at basement and ground level…
2025
15 Upper Wimpole Street London W1G 6LS
Variation of condition 1 of planning permission dated 17 September 2024 (RN:23/07898/FULL…
2024
Ground Floor Front 47 Marylebone High Street London W1U 5HH
Display of an internally illuminated fascia sign measuring 0.81m x 4.82m and internally i…
2024
6 Upper Wimpole Street London W1G 6LG
Extension to the existing basement; replacement of third floor casement rear windows with…
2024
6 Upper Wimpole Street London W1G 6LG
Extension to the existing basement; replacement of third floor casement rear windows with…
2024
6 Upper Wimpole Street London W1G 6LG
Extensions and internal and external alterations to the existing property to facilitate t…
2024
6 Upper Wimpole Street London W1G 6LG
Extensions and internal and external alterations to the existing property to facilitate t…
2024
14 Upper Wimpole Street London W1G 6LR
Relocation of rainwater pipe from rear elevation to Devonshire Street elevation together…
2024
14 Upper Wimpole Street London W1G 6LR
Relocation of rainwater pipe from rear elevation to Devonshire Street elevation together…
2024
6 Devonshire Mews West London W1G 6QE
External alterations including new front door (like for like replacement), new front step…
2024
Flat 4 Copperfield House 52 - 54 Marylebone High Street London W1U 5HR
Alterations to rear fire escape window.
2020
Approved
18 Upper Wimpole Street London W1G 6LX
Replacement installation of air-conditioning unit at roof level within a new acoustic enc…
2020
Approved
40 Devonshire Mews West London W1G 6QJ
Demolition of existing mews house and lowering of existing floor level, to form an enlarg…
2020
Approved
Flat 2 20 Upper Wimpole Street London W1G 6LZ
Internal alterations including removal of non-original partition walls, replacement bathr…
2020
Approved
111 Devonshire Mews South London W1G 6QS
Alterations to increase the height of 6 windows at first floor level, 3 to front elevatio…
2020
Approved
Flat D 31 Devonshire Place London W1G 6JJ
Internal alterations at ground floor level including the removal of the kitchen and insta…
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
41 Devonshire Place London W1G 6JY