26/01637/FULL.
Cumberland Court Cumberland Street London SW1V 4LR
Full / Other Planning at Cumberland Court Cumberland Street London SW1V 4LR, received 13 Mar 2026 — approved on 19 May 2026 (delegated, Morgan Cheung).
What is it?
Variation of condition 1 of planning permission dated 10th July 2012 (RN 12/03613/FULL) which itself varied condition 1 of planning permission dated 25 November 2010 (RN: 10/02562) for: "Erection of single storey extension at fourth floor roof level in connection with provision of one residential flat, and erection of lift shaft within internal lightwell from basement to fourth floor leve". NAMELY, amendments to allow internal layout alterations; the introduction of new slot windows; change in external material from the approved aluminium composite cladding to a silicone render of a similar colour; and alteration to the roof form raising the roof height adjacent to the party walls to and a r
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What was filed?
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Documents open on the Westminster portal (the portal needs its documents tab opened first — the link handles that). View the application page ↗
What happened?
Approved on 19 May 2026, delegated decision by Morgan Cheung — 10 weeks from submission (2 over the 8-week target).
Timeline
Public response
Who is involved?
What affects it?
Context around the site — not part of this application. Designations over the site: use the map's designations filter (conservation areas, listed buildings, Article 4, flood risk …). Decisions within 250 metres of the site are listed below — context, not this application.
Other applications within 250 metres (context — nearby, not this application)
No other geocoded decision is recorded within 250 metres.