Planning application
120 Mount Street London W1K 3NN
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Detailed drawings of the new shopfront joinery, including a comparison of the sections of the existing and proposed mullions and transoms pursuant to condition 5 (B) of listed building consent dated 23rd May 2025 (RN: 24/07844/LBC)
As published by the council, reference 25/05496/ADLBC
Application record
- Reference
- 25/05496/ADLBC
- Type
- Approval of Details (ADLBC)
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 6 Aug 2025
- Validated
- 6 Aug 2025
- Decided
- 3 Sep 2025
- Ward
- West End
- Decision by
- Delegated Decision
- Postcode
- W1K 3NN
Site history
Applications at this address on the Westminster register
This site has had 3 applications since 2025: 3 approved, 0 refused.
-
25/05811/LBC Granted
120 Mount Street London W1K 3NN
Raise existing ground-level timber floor boards in order to clear the void before installing fire-resistant battening to increase fire separation between the retail unit and neighbouring restaurant and reinstallation of the original floorboards.
-
25/05347/ADFULL Granted
120 Mount Street London W1K 3NN
Detailed drawings of the new shopfront joinery, including a comparison of the sections of the existing and proposed mullions and transoms pursuant to condition 6 (B) of planning permission dated 23rd May 2025 (RN: 24/07843/FULL)
Timeline
Dates from the published record
-
6 Aug 2025
Received by Westminster
-
3 Sep 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Designsplus Architects Agent, an architecture practice
8 applications on PlanIndex
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
11 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.
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Open the documentsWhat this grant of permission means
Westminster granted permission on 3 September 2025, 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 condition discharge and variation applications
This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
120 Mount Street London W1K 3NN
Detailed drawings of the new shopfront joinery, including a comparison of the sections of the existing and proposed mullions and transoms pursuant to condition 6 (B) of planning permission dated 23rd May 2025 (RN: 24/07843/FULL)
Granted Full applications Windows or glazing 11 docs -
120 Mount Street London W1K 3NN
Raise existing ground-level timber floor boards in order to clear the void before installing fire-resistant battening to increase fire separation between the retail unit and neighbouring restaurant and reinstallation of the original floorboards.
Granted Heritage and listed buildings 17 docs -
119 Mount Street London W1K 3NL
90% historically approved · decision due ~15 May
Details of CCTV to rear pursuant to condition 3 of listed building consent dated 16 February 2026 (RN: 25/07561/LBC)
Awaiting decision Conditions 5 docs -
119A Mount Street London W1K 3NL
90% historically approved · decision due ~5 Jun
Alterations to existing shopfront including replacement fabric awning, signage and other associated works.
Awaiting decision Heritage and listed buildings Windows or glazing 7 docs -
119 Mount Street London W1K 3NL
Internal alterations at ground and lower ground floor levels associated within fit-out of commercial unit, together with minor external works comprising the replacement of existing shopfront awning and signage, doorway and associated works to central lightwell, and black coloured CCTV unit to rear.
Granted Heritage and listed buildings Windows or glazing 11 docs -
125 Mount Street London W1K 3NS
Internal alterations at ground and basement floor levels to include the installation of new partitions.
Granted Heritage and listed buildings 25 docs
Other condition discharge and variation applications
In Westminster
-
26/04860/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)
-
26/04843/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).
-
26/05026/ADLBC Awaiting decision
St James's Park The Mall London SW1A 1AA
Details of method statement for re-carving works pursuant to condition 3(i) of listed building consent dated 16 July 2026 (RN: 26/03399/LBC)
-
26/04850/ADLBC Awaiting decision
17 Belgrave Square London SW1X 8PG
Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)
-
25/07120/ADLBC Granted
72 - 74 Lancaster Gate London W2 3NH
Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)