Devonshire House Mayfair Place London W1J 8AJ Data via plota.co.uk
26/03963/ADLBC - Full
Approved
Proposal
Details of facing materials pursuant to condition 3 of listed building consent dated 19 May 2026 (RN: 25/08851/LBC). Data via plota.co.uk
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Application progress
✓
Received
16 Jun 2026
✓
Approved
8 Jul 2026
Approved on 8 Jul 2026 · Delegated Decision · Last checked 12 Jul 2026
Documents 7
Decision & officer reports 2
Application forms 1
Other documents 4
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Important details
- Council
- Westminster
- Application type
- Full
- Postcode
- W1J 8AJ
- Received
- 16 Jun 2026
- Validated
- 16 Jun 2026
- Ward
- West End
- Case officer
- Show
- Target decision
- 11 Aug 2026
- Decision
- Application Permitted
- Decision date
- 8 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- DP9
Consultation & key dates
- Alt. reference
- PP-15014565
- 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
2024
Proposed internal CAT A refurbishment to the second floor office, second floor common par…
2024
Office amenity terrace alterations and access improvements including a new glass balustra…
2024
Office amenity terrace alterations and access improvements including a new glass balustra…
2023
Approved
Works to the tenth floor terrace to include installation of new timber furniture shed, de…
2023
Approved
Works to the tenth floor terrace to include installation of new timber furniture shed, de…
2022
Approved
Installation of new plant at main roof level.
2022
Approved
Installation of new plant at main roof level.
2021
Approved
Internal alterations at fifth, sixth and seventh floor levels to include alterations in t…
2021
Withdrawn
Installation of plant at main roof level.
2022
External alterations on four roof terraces at seventh floor level including new metal pav…
2018
Approved
Installation of two air conditioning units at roof level.
2018
Approved
Installation of two air conditioning units at roof level.
2018
Approved
Installation of six replacement CCTV cameras and cables.
2018
Approved
Internal alterations to office accommodation at 9th floor level.
2017
Approved
Installation of one air conditioning unit at roof level.
2017
Approved
Installation of one air conditioning unit at roof level.
2017
Approved
Installation of low level LED lighting within the existing terrace decking at tenth floor…
2017
Approved
Internal alterations including removal and addition of partitions.
2017
Approved
Internal alterations at 8th floor level including creation of a glazed cellular meeting r…
2017
Approved
Internal alterations to ninth and tenth floors,extension to existing roof terrace, new gl…
2017
Approved
Installation of glazed walkways at eighth and ninth floor to create additional office (Cl…
2017
Approved
Internal alterations to eighth, ninth and tenth floors namely to strip out each floor inc…
2016
Approved
Internal alterations to ground and first floor, including the addition of partitions at b…
2016
Approved
Installation of windows at first floor level.
2016
Approved
Installation of windows at first floor level.
Within ~100m
Nearby activity
2025
80 Piccadilly London W1J 8HX
Installation of a new timber-framed glazed entrance door, new ribbed plaster cladding and…
2025
80 Piccadilly London W1J 8HX
Display of internally illuminated hanging sign, menu box and metal lettering measuring 0…
2025
80 Piccadilly London W1J 8HX
Installation of a new timber-framed glazed entrance door, new ribbed plaster cladding and…
2025
Approved
The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR
Erection of a temporary bar within the Secret Garden area and associated works.
2025
Approved
The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR
Erection of a temporary bar within the Secret Garden area and associated works.
2025
Approved
51 Berkeley Street London W1J 8NL
Installation of two replacement external ATM machines, and associated surround signage. (…
2025
Approved
51 Berkeley Street London W1J 8NL
Installation of two replacement external ATM machines, and associated surround signage. (…
2025
Approved
80 Piccadilly London W1J 8HX
Installation of 7 air handling units located at rear ground floor roof level within the e…
2025
Approved
80 Piccadilly London W1J 8HX
Installation of 7 air handling units located at rear ground floor roof level within the e…
2025
Approved
51 Berkeley Street London W1J 8NL
Display of non illuminated ATM surround signage measuring 1.76m x 2.13m. (Linked with 25/…
2025
The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR
The removal of internal secondary glazing and modification of windows to the second floor…
2025
Pitch 1667 Piccadilly London W1J 9DZ
Retention of a replacement retail kiosk (Class A1) on the public highway to the west of T…
2025
Stratton House 5 Stratton Street London W1J 8LA
Replacement of roof plant, including internal refurbishment works at sixth floor. (Linked…
2025
Stratton House 5 Stratton Street London W1J 8LA
Replacement of roof plant, including internal refurbishment works at sixth floor. (Linked…
2024
The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR
Alterations and extensions to the Ritz Hotel and William Kent House including the change…
2024
8 - 9 Berkeley Street London W1J 8DW
Use of existing flat roof as roof garden, reconstruction and extension of stair cores, re…
2023
Approved
14 Bolton Street London W1J 8BF
Formation of roof terrace at fourth floor rear and reconfiguration of plant area; replace…
2023
Approved
The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR
Installation of replacement windows to the guest rooms on the Piccadilly, Arlington Stree…
2023
Approved
51 Berkeley Street London W1J 8NL
Removal of the external left hand ATM machine to be replaced with a Smart ATM. (Linked wi…
2023
Approved
49 - 50 Dover Street London W1S 4NY
Use of the public highway for the placing of 6 tables, 12 chairs, 4 free-standing plant p…
2020
Approved
5 - 10 Bolton Street London
External works to building including the infilling of the basement rear lightwell to prov…
2020
Approved
Development Site At 1 To 3 Berkeley Street, Dover Yard And 70 To 73 Piccadilly London
Variation of Condition 1 of planning permission dated 4 March 2020 (RN: 18/10021/FULL) fo…
2021
Approved
79 Piccadilly London W1J 8EU
Internal alterations to refurbish including addition of partition and repair to flooring.
2021
Approved
81 Piccadilly London W1J 8HY
Display for a temporary period of six months of a non-illuminated estate agent board loca…
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8 Stratton Street London W1J 8LF
Alteration to external handrails at third floor level at the rear
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Householder decisions
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% 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 81% approved vs 90% nationally.
One of the strictest councils
only 81% 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, the year to March 2026
86%
Overall approval rate
Below avg (87%) #201 of 296
81%
Householder approved
Below avg (90%) #277 of 296
44%
Decided in 8 weeks
Below avg (63%) #258 of 296
28%
Extended time limit
Below avg (41%) #46 of 296
83%
Minor dwellings approved
12 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
81%
Change of use approved
133 decided
4,602
Total decisions
648 refused in the year to March 2026
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Devonshire House Mayfair Place London W1J 8AJ
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