Planning application
29 - 31 Hill Street London W1J 5LS
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Details of tanking or waterproofing pursuant to condition 6 (part 5) of listed building consent dated 09 July 2025 (RN: 25/01007/LBC).
As published by the council, reference 26/07282/ADLBC
Application record
- Reference
- 26/07282/ADLBC
- Status
- Pending
- Received
- 23 Oct 2026
- Validated
- 23 Oct 2026
- Postcode
- W1J 5LS
Site history
Applications at this address on the Westminster register
This site has had 5 applications since 2026.
-
26/07438/NMA Awaiting decision
29 - 31 Hill Street London W1J 5LS
Amendments to planning permission dated 1st July 2025 (RN 25/01006/FULL) for the external alterations at roof level including the creation of Level 04 roof terrace for use in association with existing office (Class E), replacement and installation of new plant and landscaping, replacement of windows, introduction of louvres, removal and replacement of rooflights, installation of new rooflight and other associated works. NAMELY, for alterations comprising of the removal of window sash boxes and weights, changes to the window mullion arrangement, the removal of two sash windows, the installation of secondary glazing, the removal of existing chamber hatch and installation of extract vent and integrated bench, the external replacement of rainwater goods and hoppers, the removal of bricks and installation of airbricks, minor demolition works, replacement of roof covering, removal of ductwork, roof plant rearrangement, the installation of a new external door to plant area, minor layout alterations and other associated works.
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26/07335/ADFULL Awaiting decision
29 - 31 Hill Street London W1J 5LS
Details of all new windows or new window components pursuant to condition 4 ( Part 2 ) of planning permission dated 09 July 2025 (RN: 25/01006/FULL). (Linked with 26/07285/ADLBC)
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26/07285/ADLBC Awaiting decision
29 - 31 Hill Street London W1J 5LS
Details of new doors and windows and window components pursuant to condition 6 ( parts 1 and 2) of listed building consent dated 09 July 2025 (RN: 25/01007/LBC). (Linked with 26/07335/ADFULL)
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26/04918/TCA Decided
29 - 31 Hill Street London W1J 5LS
1 x horse chestnut (T1, rear): laterally crown reduce by 1.0-1.5m as identified by the red lines shown on T1-SK1 and T1-SK2.
Timeline
Dates from the published record
-
23 Oct 2026
Received by Westminster
-
28 Oct 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 18 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Westminster took a median of 91 days over the applications it decided in the last year.
What happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster's median decision took 91 days. More in our guide to how long planning decisions take.
About this record
The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.
Nearby applications
Within 0.3 miles
-
29 - 31 Hill Street London W1J 5LS
93% historically approved · decision due ~28 Dec
Amendments to planning permission dated 1st July 2025 (RN 25/01006/FULL) for the external alterations at roof level including the creation of Level 04 roof terrace for use in association with existing office (Class E), replacement and installation of new plant and landscaping, replacement of windows, introduction of louvres, removal and replacement of rooflights, installation of new rooflight and other associated works. NAMELY, for alterations comprising of the removal of window sash boxes and weights, changes to the window mullion arrangement, the removal of two sash windows, the installation of secondary glazing, the removal of existing chamber hatch and installation of extract vent and integrated bench, the external replacement of rainwater goods and hoppers, the removal of bricks and installation of airbricks, minor demolition works, replacement of roof covering, removal of ductwork, roof plant rearrangement, the installation of a new external door to plant area, minor layout alterations and other associated works.
Awaiting decision Amendments Loft or dormer Roofing +2 -
29 - 31 Hill Street London W1J 5LS
89% historically approved · decision due ~22 Dec
Details of all new windows or new window components pursuant to condition 4 ( Part 2 ) of planning permission dated 09 July 2025 (RN: 25/01006/FULL). (Linked with 26/07285/ADLBC)
Awaiting decision Windows or glazing -
29 - 31 Hill Street London W1J 5LS
89% historically approved · decision due ~22 Dec
Details of new doors and windows and window components pursuant to condition 6 ( parts 1 and 2) of listed building consent dated 09 July 2025 (RN: 25/01007/LBC). (Linked with 26/07335/ADFULL)
Awaiting decision Windows or glazing -
29 - 31 Hill Street London W1J 5LS
100% historically approved · decision due ~17 Sep
1 x horse chestnut (T1, rear): laterally crown reduce by 1.0-1.5m as identified by the red lines shown on T1-SK1 and T1-SK2.
Decided Trees -
36 Hill Street London W1J 5NR
89% historically approved · decision due ~20 Aug
Details of noise survey; pursuant to condition 6 of planning permission dated 15th May 2026 (25/09046/FULL)
Awaiting decision -
36 Hill Street London W1J 5NR
90% historically approved · decision due ~9 Feb
Replacement of existing roof mounted air conditioning chiller unit(Linked to 25/09046/FULL)
Awaiting decision Heritage and listed buildings 11 docs