Planning Atlas
Planning AtlasWestminsterMarylebone wardW1H 5AP25/01420/LBC
Planning application · Westminster

25/01420/LBC.

Halcyon London International School 33 Seymour Place London W1H 5AP

Listed Building at Halcyon London International School 33 Seymour Place London W1H 5AP, received 4 Mar 2025 — withdrawn on 5 Jun 2025 (delegated, Sarah De La Coze).

WestminsterMaryleboneW1H 5AP25/01420/LBC
ApprovedRefusedOther
At a glance · this applicationWestminster profile →
Withdrawn
Outcome
5 Jun 2025
13 wks
Decision time
5 wks over the 8-week target
Conditions
not captured
2
Documents
2 linked
0
Objections
0 in support
No
Appeal
none recorded
Record from the Westminster planning register as captured; documents link to the council's own files. Nearby applications are context, not part of this application.
Application

What is it?

Use of existing roof terrace space above accommodate an outdoor wellbeing garden in association with existing school and associated alterations.

Reference
25/01420/LBC
Type
Listed Building Consent Application
Applicant
Agent / consultant
Case officer
Postcode
Received
4 Mar 2025
Target date
29 Apr 2025
Decision date
5 Jun 2025
Decision route
Not recorded
Status
Withdrawn
Reference
25/01420/LBC
Type
Listed Building Consent Application
Show all 15 rows
Applicant
Agent / consultant
Case officer
Postcode
Received
4 Mar 2025
Target date
29 Apr 2025
Decision date
5 Jun 2025
Decision route
Not recorded
Status
Withdrawn
Documents

What was filed?

Document
Published
View
ACK-GENERAL LETTER (G/P/C)
17 Mar 2025
RECEIPT OF APPLICATION
11 Mar 2025
ACK-GENERAL LETTER (G/P/C)
17 Mar 2025
RECEIPT OF APPLICATION
11 Mar 2025

Documents open on the Westminster portal (the portal needs its documents tab opened first — the link handles that). View the application page ↗

Decision

What happened?

Withdrawn on 5 Jun 2025, delegated decision by Sarah De La Coze — 13 weeks from submission (5 over the 8-week target).

Timeline

Date
Event
4 Mar 2025
Application received
29 Apr 2025
Statutory target date
5 Jun 2025
Delegated decision: Withdrawn · Sarah De La Coze
4 Mar 2025
Application received
29 Apr 2025
Statutory target date
5 Jun 2025
Delegated decision: Withdrawn · Sarah De La Coze

Public response

Measure
Count
Objections
0
In support
0
Total comments
0
Objections
0
In support
0
Total comments
0
People

Who is involved?

Name
Role
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Applicant — the party who applied, not necessarily the owner
Agent · consultant profile
Case officer — delegated decision
Place

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.