Development Intent
Planning AtlasWestminsterMaryleboneApplication
Planning Application

26/03408/FULL

11 Montagu Mews South London W1H 7ER

Full / Other PlanningMarylebone ward
Submission
22 May 2026
Target
17 Jul 2026
Decision
Outcome
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Scheme description

Installation of replacement existing windows with double glazed units to improve the thermal performance of the property.

Parties
Applicant
Mr The Portman Estate
Timeline
22 May 2026
Application submitted
Supporting documents · 8
RECEIPT OF APPLICATION28 May 2026View ↗
APPLICATIONFORMREDACTED22 May 2026View ↗
LOCATION PLAN22 May 2026View ↗
PROPOSED WINDOW DETAIL_10122 May 2026View ↗
PROPOSED PLANS22 May 2026View ↗
EXISTING PLANS22 May 2026View ↗
EXISTING AND PROPOSED WINDOW ELEVATION22 May 2026View ↗
DESIGN AND ACCESS STATEMENT22 May 2026View ↗
View Application Page ↗
Data from the Westminster planning register.
Summary
Reference
26/03408/FULL
Type
Full Planning Permission Application
Applicant
Mr The Portman Estate
Submitted
22 May 2026
Decision date
Decision
Decision route
Public response
Objections
0
In support
0
Total comments
0