26/01422/LBCPlanning Application 26/01422/LBC
Heritage application at Basement And Ground Floor 38 Montagu Square London W1H 2LL, Westminster. View planning documents, track the decision and get email alerts on updates.
Variation of condition 4(b) of listed building consent dated 28 December 2023 (RN 23/07347/LBC) for the demolition of existing roof and erection of a mansard roof extension at first floor level and alterations to the front and rear of the portion of the building fronting onto Bryanston Mews East. Subdivision and reconfiguration of existing ground and lower ground floor levels of the building and together with the new first floor extension to the mews portion of the building, create two self-contained residential units (Class C3) and associated external alterations. Lowering of front pavement vault [Site includes 22 Bryanston Mews East] (Linked with 23/07346/FULL) NAMELY, to replace the wording of "conservation rooflights" with "low profile horizontal rooflights". (Linked to 26/00837/FULL)
26/01422/LBC
Basement And Ground Floor 38 Montagu Square London W1H 2LL
This is a heritage application for demolition at Basement And Ground Floor 38 Montagu Square London W1H 2LL. Westminster has handled 2,686 applications of this type and approves 90% of them, typically deciding them in 64 days. It was submitted on 10 February 2026 and is still awaiting a decision. The site is in the Portman Estate conservation area, with 20 listed buildings nearby. There have been 8 other applications at this address. In the past year there have been 221 applications across Marylebone. We hold 686 applications in total for the W1H postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster