Planning application
8 Bentinck Street London W1U 2BJ
Works: Extension Loft or dormer
Relates to 25/08063/FULL
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of rear extension from lower ground to 1st floor including new plant enclosure with associated plant, green roof and terraces spaces; repairs throughout including entrance steps, paving stones, stairs, plasterwork and floors; damp proofing to vaults and lower ground floor; fire works to doors and floors to improve compartmentalisation; internal configuration including removal of modern partitions to form new WC, tea points and shower room; insulation to roof and lower ground floor walls and floor; and new rooflights and CCTV. (Linked with 25/08063/FULL)
As published by the council, reference 25/08064/LBC
Application record
- Reference
- 25/08064/LBC
- Type
- Listed Building Consent Application
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 5 Nov 2025
- Validated
- 5 Nov 2025
- Decided
- 17 Jun 2026
- Ward
- Marylebone
- Decision by
- Delegated Decision
- Postcode
- W1U 2BJ
Site history
Applications at this address on the Westminster register
This site has had 11 applications since 2025: 2 approved, 0 refused.
-
26/06525/ADFULL Decided
8 Bentinck Street London W1U 2BJ
Details of the design of new doors, external balustrades, railings and staircases pursuant to discharge of Condition 9 (b) and (c) of Full Planning Permission dated 17 June 2026 (RN: 25/08063/FULL).
-
26/06526/ADLBC Decided
8 Bentinck Street London W1U 2BJ
Details of detailed design of new doors, external balustrades, railings and staircases pursuant to part condition 4(b) and (c) of listed building consent dated 17 June 2026 (RN: 25/08064/LBC)
-
26/04745/ADLBC Decided
8 Bentinck Street London W1U 2BJ
Details of external envelope design of new extension pursuant to Condition 4a of listed building consent dated 17 June 2026 (RN: 25/08064/LBC)
-
26/04758/ADFULL Decided
8 Bentinck Street London W1U 2BJ
Details of external envelope design of new extension pursuant to Condition 9a of planning permission dated 17 June 2026 (RN: 25/08063/FULL)
-
26/04437/ADFULL Awaiting decision
8 Bentinck Street London W1U 2BJ
Details of a sample panel of new brickwork pursuant to Condition 8 of planning permission dated 17th June 2026 (RN:25/08063/FULL). [Linked to 26/04438/ADLBC]
-
26/04438/ADLBC Awaiting decision
8 Bentinck Street London W1U 2BJ
Details of a sample panel of new brickwork pursuant to Condition 3 of listed building consent dated 17th June 2026 (RN: 25/08064/LBC). [Linked to 26/04437/ADFULL]
-
26/03531/ADLBC Awaiting decision
8 Bentinck Street London W1U 2BJ
Detailed information about the overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to condition 4 (A) of planning permission dated 17th September 2025 (RN:25/02408/LBC)
-
26/03525/ADFULL Awaiting decision
8 Bentinck Street London W1U 2BJ
Detailed information about the overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to condition 4 (A) of planning permission dated 17th September 2025 (RN:25/02407/FULL)
-
26/02892/ADFULL Awaiting decision
8 Bentinck Street London W1U 2BJ
Details of a sample panel of new brickwork pursuant to condition 8 of planning permission dated 17th September 2025 (RN:25/02407/FULL)
-
25/08063/FULL Granted
8 Bentinck Street London W1U 2BJ
Erection of rear extension from lower ground to 1st floor including new plant enclosure with associated plant, green roof and terraces spaces; repairs throughout including entrance steps, paving stones, stairs, plasterwork and floors; damp proofing to vaults and lower ground floor; fire works to doors and floors to improve compartmentalisation; internal configuration including removal of modern partitions to form new WC, tea points and shower room; insulation to roof and lower ground floor walls and floor; and new rooflights and CCTV. (Linked with 25/08064/LBC)
Timeline
Dates from the published record
-
5 Nov 2025
Received by Westminster
-
17 Jun 2026
Decision issued: Application Permitted
-
29 Sep 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
25/08063/FULL Granted
8 Bentinck Street London W1U 2BJ
Erection of rear extension from lower ground to 1st floor including new plant enclosure with associated plant, green roof and terraces spaces; repairs throughout including entrance steps, paving stones, stairs, plasterwork and floors; damp proofing to vaults and lower ground floor; fire works to doors and floors to improve compartmentalisation; internal configuration including removal of modern partitions to form new WC, tea points and shower room; insulation to roof and lower ground floor walls and floor; and new rooflights and CCTV. (Linked with 25/08064/LBC)
1 later application on the register refers to this one:
-
26/06526/ADLBC Decided
8 Bentinck Street London W1U 2BJ
Details of detailed design of new doors, external balustrades, railings and staircases pursuant to part condition 4(b) and (c) of listed building consent dated 17 June 2026 (RN: 25/08064/LBC)
Who's behind it
Company information only, from the register and Companies House
Howard de Walden Estates Limited Agent, a developer registered in London
Active · incorporated 1963 · London
37 applications on PlanIndex · 91% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
36 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 17 June 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
8 Bentinck Street London W1U 2BJ
Erection of rear extension from lower ground to 1st floor including new plant enclosure with associated plant, green roof and terraces spaces; repairs throughout including entrance steps, paving stones, stairs, plasterwork and floors; damp proofing to vaults and lower ground floor; fire works to doors and floors to improve compartmentalisation; internal configuration including removal of modern partitions to form new WC, tea points and shower room; insulation to roof and lower ground floor walls and floor; and new rooflights and CCTV. (Linked with 25/08064/LBC)
Granted Full applications Extension Loft or dormer 42 docs -
8 Bentinck Street London W1U 2BJ
89% historically approved · decision due ~24 Jul
Detailed information about the overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to condition 4 (A) of planning permission dated 17th September 2025 (RN:25/02408/LBC)
Awaiting decision Conditions Extension 7 docs -
8 Bentinck Street London W1U 2BJ
88% historically approved · decision due ~24 Jul
Detailed information about the overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to condition 4 (A) of planning permission dated 17th September 2025 (RN:25/02407/FULL)
Awaiting decision Full applications Extension 7 docs -
8 Bentinck Street London W1U 2BJ
88% historically approved · decision due ~26 Jun
Details of a sample panel of new brickwork pursuant to condition 8 of planning permission dated 17th September 2025 (RN:25/02407/FULL)
Awaiting decision Full applications 2 docs -
8 Bentinck Street London W1U 2BJ
89% historically approved · decision due ~28 Aug
Details of a sample panel of new brickwork pursuant to Condition 8 of planning permission dated 17th June 2026 (RN:25/08063/FULL). [Linked to 26/04438/ADLBC]
Awaiting decision -
8 Bentinck Street London W1U 2BJ
89% historically approved · decision due ~18 Nov
Details of the design of new doors, external balustrades, railings and staircases pursuant to discharge of Condition 9 (b) and (c) of Full Planning Permission dated 17 June 2026 (RN: 25/08063/FULL).
Decided
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