Planning application
26 Manchester Street London W1U 4DJ
Works: Extension Loft or dormer Roofing Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Installation of a new conservation rooflight, replacement of single glazing in all windows with slimline double glazed units, installation of steel framed external deck to garden and replacement and extension of existing safety roof line, including new roof access window. [Linked to 26/02116/LBC]
As published by the council, reference 26/02447/FULL
Application record
- Reference
- 26/02447/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 14 Apr 2026
- Validated
- 20 Apr 2026
- Ward
- Marylebone
- Postcode
- W1U 4DJ
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2026.
-
26/02116/LBC Awaiting decision
26 Manchester Street London W1U 4DJ
External repairs and refurbishment including installation of a new conservation rooflight, replacement of single glazed panes to windows with slimline double glazed units, damp proofing of pavement vaults and basement, installation of steel framed external deck to garden and replacement and extension of existing safety roof line, including new roof access window, internal repair works including floor levelling works, new loft hatch, repairs to sash window shutters and boxes. [Linked to 26/02447/FULL]
Timeline
Dates from the published record
-
14 Apr 2026
Received by Westminster
-
20 Apr 2026
Validated
Checked as complete and ready for consideration.
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 15 June 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 65 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Tuffin Ferraby Taylor (TFT) Ltd Agent, registered in London
Active · incorporated 2023 · London
3 applications on PlanIndex · across 2 councils
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
104 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 happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
26 Manchester Street London W1U 4DJ
90% historically approved · decision due ~15 Jun
External repairs and refurbishment including installation of a new conservation rooflight, replacement of single glazed panes to windows with slimline double glazed units, damp proofing of pavement vaults and basement, installation of steel framed external deck to garden and replacement and extension of existing safety roof line, including new roof access window, internal repair works including floor levelling works, new loft hatch, repairs to sash window shutters and boxes. [Linked to 26/02447/FULL]
Awaiting decision Heritage and listed buildings Extension Loft or dormer +2 111 docs -
27 Manchester Street London W1U 4DJ
Internal alterations to include the installation of new internet cabling, repair work to joinery and plaster, and removal of paint from cornicing within the entrance hall and repairs. Replacement of damaged glass to the front entrance door and internal arch adjacent to the basement flat entrance door.
Granted Heritage and listed buildings 11 docs -
2 Dorset Street London W1U 4EE
87% historically approved · decision due ~17 Mar
Replacement of four existing external condenser units with two external condensor units within new acoustic enclosure. (linked to 25/08797/LBC)
Awaiting decision Full applications 20 docs -
52 - 55 Dorset Street London W1U 7NH
87% historically approved · decision due ~22 May
Variation of condition 20 of planning permission dated 20th August 2025 (RN:25/04241/FULL) for the Alterations at basement and ground floor levels including the installation of a partially openable shopfront, erection of a bin store screen and installation of replacement plant to the rear and associated alterations. Dual/alternative use of part of the basement level as a restaurant (Class A3) and/or bakery (Class A1) and use of two areas of the private forecourt for the placing of nine tables and 18 chairs in association with the ground floor restaurant use; to allow the use of forecourt for al fresco dining for a further one year period, to alter the arrangements of tables and chairs in the external seating area, and to allow different furniture to be placed in this seating area. (Application under Section 73 of the Act). NAMELY, to amend the hours approved for placing tables and chairs on the forecourt to read You can only put the tables and chairs on the forecourt between 08:00 and 23:00'.
Awaiting decision Full applications Windows or glazing 4 docs -
2 Dorset Street London W1U 4EE
Replacement of four external condenser units with two external units within new enclosure, replacement of existing internal condensers with two internal units and replacement of associated pipework (Linked to 26/00319/FULL)
Refused Heritage and listed buildings 16 docs -
52 Dorset Street London W1U 7NQ
Detailed drawings (1:10 and 1:5) of the new windows including sectional drawings showing the glazing bars pursuant to Condition 3 of planning permission dated 11 September 2025 (RN25/03519/FULL)
Granted Full applications Windows or glazing 6 docs
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