3 West Halkin Street London SW1X 8JJ Data via plota.co.uk
26/04465/LBC - Listed Building Consent Application
Approved
Proposal
Alterations to roof to provide a sunken plant room on the fifth floor attic space. (Linked with 26/04464/FULL) Data via plota.co.uk
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Application progress
✓
Received
6 Jul 2026
✓
Approved
21 Aug 2026
Approved on 21 Aug 2026 · Delegated Decision · Last checked 21 Aug 2026
Documents 4
Decision & officer reports 2
Other documents 2
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Important details
- Council
- Westminster
- Application type
- Listed Building Consent Application
- Postcode
- SW1X 8JJ
- Received
- 6 Jul 2026
- Validated
- 6 Jul 2026
- Ward
- Knightsbridge & Belgravia
- Case officer
- Show
- Target decision
- 31 Aug 2026
- Decision
- Application Permitted
- Decision date
- 21 Aug 2026
- Decision level
- Delegated Decision
- Agent
- Savills
Public comments
No public comments yet.
Last counted 21 Aug 2026
Consultation & key dates
- Alt. reference
- PP-14878985
- Press notice
- 15 Jul 2026
- 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
Withdrawn
Use of the site as seven residential flats; internal and external alterations including p…
2025
Use of the site as seven residential flats; internal and external alterations including c…
2020
Approved
Use as seven residential flats (Class C3) including the installation of plant at lower gr…
2020
Approved
Use as seven residential flats (Class C3) including the installation of plant at lower gr…
2019
Approved
Display of temporary non illuminated hoarding sign measuring 1.15m X 1.073m
2019
Withdrawn
Installation of a hoarding, lighting, and and CCTV. (Linked to 19/01711/FULL)
2019
Withdrawn
Installation of a hoarding, lighting, and and CCTV. (Linked to 19/01712/LBC)
2024
Approved
Breaking out of windows on the ground, 3rd and 4th floor levels and installation of new w…
2023
Approved
Details of new external doors (first floor only) pursuant to Condition 12.1 (part) of pla…
2023
Approved
Details of new external doors (first floor only) pursuant to Condition 4.10 (part) of lis…
2023
Approved
Details of new external windows and doors including dormer windows pursuant to Conditions…
2023
Approved
Details of new external windows and doors including dormer windows pursuant to Condition…
2022
Withdrawn
Details of new external windows and doors including dormer windows, pursuant to condition…
2022
Withdrawn
Details of all new internal doors, pursuant to condition 4 part 4 of listed building cons…
2022
Withdrawn
Details of new external windows and doors including dormer windows, pursuant to condition…
2022
Refused
Details of method statement relating to refurbishment of original stone flag floor at gro…
2022
Approved
Details of new skirtings and new architraves to match existing original examples pursuant…
2022
Approved
Details of replacement chimneypieces, pursusant to condition 4 part 2 of listed building…
2022
Approved
Details of new cornices, pursuant to condition 4 part 7 of listed building consent dated…
2022
Refused
Details of method statement relating to refurbishment of original stone flag floor at gro…
2022
Approved
Details of new staircase linking ground and lower ground floors including details of mate…
2022
Details of New front fanlight and main entrance door, pursuant to condition 12.2 of plann…
2022
Details of New front fanlight and main entrance door, pursuant to condition 4.12 of plann…
2022
Details of Secondary glazing, pursuant to conditon 4.1 of planning listed building consen…
2021
Withdrawn
Details of new external windows and doors including dormer windows (1:10 and 1:20) and ne…
Within ~100m
Nearby activity
2025
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2025
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2025
Flat 5 6 West Halkin Street London SW1X 8JA
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2025
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2025
13 Motcomb Street London SW1X 8LB
Relocation of existing condensers to within lower ground front vaults and new acoustic lo…
2025
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Relocation of existing condensers to within lower ground front vaults and new acoustic lo…
2025
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Replacement of existing windows on all elevations of the building at 17 Belgrave Square a…
2025
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Replacement of existing windows on all elevations of the building at 17 Belgrave Square a…
2025
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Insertion of two passenger lifts within existing listed building
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Approved
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2025
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2025
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Replacement of existing lift shaft, repositioning of two windows and one door and upgradi…
2025
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17 Belgrave Square London SW1X 8PG
Replacement of existing lift shaft, repositioning of two windows and one door and upgradi…
2025
4A Belgrave Mews West London SW1X 8HT
Installation of an air source heat pump at roof level.
2025
Approved
Flat 5 6 West Halkin Street London SW1X 8JA
Installation of double glazed heritage slimline profile windows to the front fourth floor…
2025
Approved
Flat 5 6 West Halkin Street London SW1X 8JA
Installation of double glazed heritage slimline profile windows to the front fourth floor…
2025
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5 Motcomb Street London SW1X 8JU
Installation of an externally illuminated fascia sign and a non-illuminated hanging sign.
2018
Approved
4 Motcomb Street London SW1X 8JU
Display of non-illuminated fascia and hanging signs measuring 0.53m x 2.15m and 0.61m x 0…
2018
Approved
4 Motcomb Street London SW1X 8JU
Installation of fascia and hanging signs.
2018
Refused
4 Motcomb Street London SW1X 8JU
Alterations to shopfront window.
2017
Approved
West Halkin Street London
Installation of new electric vehicle charging point and a feeder pillar in front of raili…
2018
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Telephone Kiosk Outside 8 West Halkin Street London
Removal of existing BT payphone kiosks and the erection of a freestanding ('InLink') stru…
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Other 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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3 West Halkin Street London SW1X 8JJ
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