Planning Applications in W1H

Planning authority: Westminster

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Showing 29 of 29 applications
26/04418/FULL 3 Jul 2026 Pending

Flat 2 5 Montagu Square London W1H 2LA

Installation of secondary glazing to existing historic single glazed timber windows. Replacement of existing window with new timber double glazed unit...

Full Planning Permission Application Westminster 3 Jul 2026
26/04419/LBC 3 Jul 2026 Pending

Flat 2 5 Montagu Square London W1H 2LA

Installation of secondary glazing to existing historic single glazed timber windows. Replacement of existing window with new timber double glazed unit...

Listed Building Consent Application Westminster 3 Jul 2026
26/04383/LBC 2 Jul 2026 Pending

Wetherby Preparatory School 48 Bryanston Square London W1H 2EA

Internal alterations comprising the installation of a toilet pod, kitchenette, suspended acoustic panels and associated classroom fit-out within the e...

Listed Building Consent Application Westminster 2 Jul 2026
26/04389/ADFULL 2 Jul 2026 Pending

16 Bryanston Street London W1H 7EF

Details of a management plan; pursuant to condition 5 of planning permission dated 7th October 2025

Approval of Details (Full PP) Westminster 2 Jul 2026
26/04340/ADLBC 1 Jul 2026 Pending

37 Great Cumberland Place London W1H 7TD

Details of method statements pursuant to condition 3 (h) of listed building consent dated 15 October 2020 (RN: 20/03651/LBC).

Westminster 1 Jul 2026
26/04360/LBC 1 Jul 2026 Pending

50 Montagu Square London W1H 2LW

Replacement of areas of roof covering with slate tiles to match existing, and replacement of localised areas of flashing to the roof.

Listed Building Consent Application Westminster 1 Jul 2026
26/04261/FULL 29 Jun 2026 Pending

Flat 4 25 Bryanston Square London W1H 2DS

Erection of single storey rear extension on existing terrace, enlargement of rear window and internal alterations. [Linked to 26/04262/LBC]

Full Planning Permission Application Westminster 29 Jun 2026
26/04262/LBC 29 Jun 2026 Pending

Flat 4 25 Bryanston Square London W1H 2DS

Erection of single storey rear extension on existing terrace, enlargement of rear window and internal alterations. [Linked to 26/04261/FULL]

Listed Building Consent Application Westminster 29 Jun 2026
26/04289/FULL 29 Jun 2026 Pending

37A Great Cumberland Place London W1H 7TD

Demolition and rebuild of front facade, reconstruction of the roof structure, replacement of all windows with timber sash to match the original glazin...

Full Planning Permission Application Westminster 29 Jun 2026
26/04290/LBC 29 Jun 2026 Pending

37A Great Cumberland Place London W1H 7TD

Demolition and rebuild of front facade, reconstruction of the roof structure, replacement of all windows with timber sash to match the original glazin...

Westminster 29 Jun 2026
26/04215/LBC 25 Jun 2026 Pending

Ground Floor Front 3 Fitzhardinge Street London W1H 6EF

Installation of a new stud partition wall with glazed screen and single glazed door, sub-dividing the existing single room into two separate rooms.

Westminster 25 Jun 2026
26/04154/NMA 23 Jun 2026 Pending

43 - 45 Portman Square London W1H 6LY

Amendments to planning permission dated 02 March 2026 (RN: 25/06153/FULL) for the variation of Condition 1 of planning permission dated 7th April 2025...

Westminster 23 Jun 2026
26/03608/ADFULL 2 Jun 2026 Decided

15 - 16 Montagu Mews South London W1H 7ET

Details of all new windows, omission of the rooflight to the front roof slope conservation rooflight and main door pursuant to conditions 4, 5 and 6 o...

Approval of Details (Full PP) Westminster 2 Jun 2026
26/03579/ADV 1 Jun 2026 Pending

Halcyon London International School 33 Seymour Place London W1H 5AP

Display of two non illuminated board signs on railings measuring 1.25m x 5.5m and two non illuminated projecting banner signs measuring 5m x 0.75m.

Advert Application (ADV) Westminster 1 Jun 2026
26/03515/ADLBC 28 May 2026 Decided

Flat 4 58 Montagu Square London W1H 2LS

Detailed drawings of the new doors pursuant to Condition 3 of listed building consent dated 11th September 2025 (RN:25/04771/LBC).

Approval of Details (ADLBC) Westminster 28 May 2026
26/03446/ADV 26 May 2026 Decided

Hotel Bryanston Street London W1H 7EH

Display of two internally illuminated fascia sign measuring 10m x 0.5m.

Advert Application (ADV) Westminster 26 May 2026
26/03408/FULL 22 May 2026 Pending

11 Montagu Mews South London W1H 7ER

Installation of replacement existing windows with double glazed units to improve the thermal performance of the property.

Full Planning Permission Application Westminster 22 May 2026
26/00337/COLBC 21 May 2026 Pending

Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

Refurbishment works to include: removal of the redundant swimming pool tank to facilitate the fitness suite at lower ground floor, relining the existi...

LBC Applic. Council's Own Dev. Westminster 21 May 2026
26/03372/NMA 21 May 2026 Decided

Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

Amendments to planning permission dated 6th February 2024 (RN:23/07813/COFUL) for: 'Variation of condition 1 of planning permission dated 17 July 2023...

Non-material amendments Westminster 21 May 2026
26/03214/FULL 15 May 2026 Pending

26 Upper Montagu Street London W1H 1RP

Erection of a one and a half storey rear extension tp enlarge HMO, installation of replacement windows and installation of balcony railings.

Full Planning Permission Application Westminster 15 May 2026
26/03007/ADLBC 7 May 2026 Decided

18 Seymour Street London W1H 7HU

Details of the repairs and upgrading of the rear oriel window pursuant to condition 5 of listed building consent dated 8th August 2023 (RN:23/02367).

Approval of Details (ADLBC) Westminster 7 May 2026
26/02777/LBC 27 Apr 2026 Withdrawn

Ground Floor 3 Fitzhardinge Street London W1H 6EF

Internal alterations including one new glazed partition off the existing space creating a new meeting room; and other associated works.

Listed Building Consent Application Westminster 27 Apr 2026
26/02789/ADFULL 27 Apr 2026 Pending

3 Great Cumberland Mews London W1H 7DZ

Details of appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity ...

Full Planning Permission Application Westminster 27 Apr 2026
26/02616/ADFULL 21 Apr 2026 Decided

23 Montagu Square London W1H 2LF

Details of a fixed maximum noise level and a post-commissioning noise survey pursuant to condition 3 and 7 of planning permission dated 26th February ...

Approval of Details (Full PP) Westminster 21 Apr 2026
26/02637/LBC 21 Apr 2026 Pending

28 Bryanston Square London W1H 2DT

Installation of secondary glazing to the internal reveals of existing historic single glazed timber windows.

Listed Building Consent Application Westminster 21 Apr 2026
26/02655/ADV 21 Apr 2026 Decided

2 Portman Square London W1H 6LA

Display of one internally illuminated fascia sign measuring 0.91m x 5.2m.

Advert Application (ADV) Westminster 21 Apr 2026
26/02668/CLLB 21 Apr 2026 Decided

27 Wyndham Street London W1H 1DD

Works of repair following flood damage to the lower ground floor level.

Westminster 21 Apr 2026
26/02546/AD7 17 Apr 2026 Decided

31 Crawford Place London W1H 4LL

Display for a temporary period of six months of a non-illuminated 'to let' board attached to the railings in front of the building at street level and...

Advert Application-Regulat. 7 Area (AD7) Westminster 17 Apr 2026
26/02352/ADFULL 10 Apr 2026 Decided

37 Great Cumberland Place London W1H 7TD

Detailed drawings of samples and specification details of the facing materials including glazing pursuant to condition 7 of planning permission dated ...

Approval of Details (Full PP) Westminster 10 Apr 2026
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Data updated daily. Source: Westminster planning portal.