Planning application
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Works: Extension Loft or dormer Windows or glazing
Relates to 25/07330/NMA
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Variation of Conditions 1 and 7 of planning permission dated 17 July 2024 (23/03681/FULL) (as amended by 25/07330/NMA dated 7 November 2025) for: External works including installation of new plant on roof, brick infill extension, new entrance ramp to courtyard, new handrails in the arched entrance from the Strand, alterations to windows, vents and grilles, access and fire safety works namely, to allow alterations at roof level to form concealed plant areas and slate clad dormers to house ventilation ductwork; installation of plant; facade works and to allow clear glazing in rear windows facing 152-158 Strand.
As published by the council, reference 25/08530/FULL
Application record
- Reference
- 25/08530/FULL
- Type
- Full Planning Permission Application
- Status
- Decided
- Decision
- Application Permitted
- Received
- 21 Nov 2025
- Validated
- 21 Nov 2025
- Decided
- 1 May 2026
- Ward
- St James's
- Decision by
- Delegated Decision
- Postcode
- WC2E 7EA
Site history
Applications at this address on the Westminster register
This site has had 6 applications since 2025: 4 approved, 0 refused.
-
26/02831/CLLB Awaiting decision
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Series of investigative works to the North Block. The proposed investigative and opening up works comprise trial pits in third party walls at basement level, the careful removal of plaster in various locations to expose the structure behind, and other physical works to open up elements of the building where required to better inform the Stage 4 design elements within the existing structural context. The locations of the opening up works have been carefully selected to ensure minimal disruption on the historic fabric, and where possible, investigations and openings are proposed in areas of twentieth century construction.
-
26/01251/CLLB Awaiting decision
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Series of investigative works to the North Block.
-
26/00145/LBC Granted
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Waterproofing works on the upper terrace of the Somerset House courtyard comprising temporary removal and reinstatement of surface finishes, installation of new concrete upstands and waterproof membrane, creation of a new buried manhole, drainage channel and outlets, and associated works.
-
25/08532/LBC Granted
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Introduction of new slate-clad dormer extensions on the north and east roof pitches; façade interventions, including retention of existing blind windows to the east elevation; removal of glazed structure from sunken East Wing courtyard and replacement with stone paved floor to create external terrace; new lighting to vestibule; alterations to the East Wing roof to accommodate new plant areas and associated access structures; removal of the 1980s lift shaft, adjoining access corridor and partial chimney breast to enable formation of new openings in party wall with 152-153 Strand; installation of a new lift shaft within the reconfigured lightwell; retention of East Wing Chambers Stair in existing position; partial removal of internal walls within the large seminar rooms; reinstatement of second-floor art gallery within current lecture theatre; adaption of existing cafe space at ground floor level to create new shop, including new openings in party wall to 152 Strand; and other internal alterations.
-
25/07330/NMA Granted
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Amendments to planning permission dated 17 July 2024 (RN: 23/03681/FULL) for: External works including installation of new chiller plant on roof, brick infill extension associated with relocated East Wing stair, new entrance ramp to courtyard, new handrails in the arched entrance from the Strand, alterations to windows, vents and grilles, access and fire safety works namely, changes to the description of development and to list the approved drawings and documents in Condition 1.
Timeline
Dates from the published record
-
21 Nov 2025
Received by Westminster
-
1 May 2026
Decision issued: Application Permitted
-
10 Aug 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
25/07330/NMA Granted
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Amendments to planning permission dated 17 July 2024 (RN: 23/03681/FULL) for: External works including installation of new chiller plant on roof, brick infill extension associated with relocated East Wing stair, new entrance ramp to courtyard, new handrails in the arched entrance from the Strand, alterations to windows, vents and grilles, access and fire safety works namely, changes to the description of development and to list the approved drawings and documents in Condition 1.
Who's behind it
Company information only, from the register and Companies House
Agent on file, a planning consultancy
171 applications on PlanIndex · across 13 councils · 100% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
187 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 1 May 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 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 500 metres
-
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Amendments to planning permission dated 17 July 2024 (RN: 23/03681/FULL) for: External works including installation of new chiller plant on roof, brick infill extension associated with relocated East Wing stair, new entrance ramp to courtyard, new handrails in the arched entrance from the Strand, alterations to windows, vents and grilles, access and fire safety works namely, changes to the description of development and to list the approved drawings and documents in Condition 1.
Granted Amendments Extension Windows or glazing 7 docs -
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Introduction of new slate-clad dormer extensions on the north and east roof pitches; façade interventions, including retention of existing blind windows to the east elevation; removal of glazed structure from sunken East Wing courtyard and replacement with stone paved floor to create external terrace; new lighting to vestibule; alterations to the East Wing roof to accommodate new plant areas and associated access structures; removal of the 1980s lift shaft, adjoining access corridor and partial chimney breast to enable formation of new openings in party wall with 152-153 Strand; installation of a new lift shaft within the reconfigured lightwell; retention of East Wing Chambers Stair in existing position; partial removal of internal walls within the large seminar rooms; reinstatement of second-floor art gallery within current lecture theatre; adaption of existing cafe space at ground floor level to create new shop, including new openings in party wall to 152 Strand; and other internal alterations.
Granted Heritage and listed buildings Extension Loft or dormer +1 178 docs -
North Wing Courtauld Institute Of Art Somerset House Strand London WC2E 7EA
Waterproofing works on the upper terrace of the Somerset House courtyard comprising temporary removal and reinstatement of surface finishes, installation of new concrete upstands and waterproof membrane, creation of a new buried manhole, drainage channel and outlets, and associated works.
Granted Heritage and listed buildings 24 docs -
Franklin House 151 Strand London WC2R 1HL
89% historically approved · decision due ~13 Aug
Details of new windows, dormers, rooflights and doors; new shopfront including associated metalwork; overall profiles through front and rear facades and junction details with Somerset House pursuant to Condition 5 of planning permission dated 16 June 2025 (RN 25/02937/FULL)
Decided Loft or dormer Windows or glazing -
Franklin House 151 Strand London WC2R 1HL
89% historically approved · decision due ~3 Sep
Details of written report of the archaeological investigation and findings pursuant to condition 9 (b) of planning permission dated 7 February 2025 (RN: 23/03709/FULL).
Decided -
Franklin House 151 Strand London WC2R 1HL
Details of written and photographic schedule of facing materials and new windows, dormers, rooflights and doors, new shopfront including associated metalwork, overall profiles through front and rear facades and junction details pursuant to Conditions 4 and 5 (A,B,C and D) of planning permission dated 16 June 2025 (RN25/02937/FULL)
Refused Full applications Loft or dormer Windows or glazing 6 docs
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