Planning application
85 Blandford Street London W1U 8AD
Works: Windows or glazing Domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Infilling of front and rear balconies at third floor level to enlarge dwellinghouse (Class C3) and installation of replacement windows on front and rear elevations.
As published by the council, reference 25/08495/CLOPUD
Application record
- Reference
- 25/08495/CLOPUD
- Type
- Certificate of Lawfulness (proposed)
- Status
- Decided
- Decision
- Application Permitted
- Received
- 20 Nov 2025
- Validated
- 20 Nov 2025
- Decided
- 21 Jan 2026
- Ward
- Marylebone
- Decision by
- Delegated Decision
- Postcode
- W1U 8AD
Timeline
Dates from the published record
-
20 Nov 2025
Received by Westminster
-
21 Jan 2026
Decision issued: Application Permitted
-
20 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, a design practice
48 applications on PlanIndex · across 8 councils · 72% 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
5 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 21 January 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 lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
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