Planning Atlas
Planning AtlasWestminsterMarylebone ward25/09214/FULL
Planning application · Westminster

25/09214/FULL.

79 Harley Street London W1G 9HW

Full / Other Planning at 79 Harley Street London W1G 9HW, received 19 Dec 2025 — approved on 20 Apr 2026 (delegated, Shaun Retzback).

WestminsterMaryleboneW1G 9HW25/09214/FULL
ApprovedRefusedOther
At a glance · this applicationWestminster profile →
Approved
Outcome
20 Apr 2026
17 wks
Decision time
9 wks over the 8-week target
Conditions
not captured
26
Documents
26 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?

Variation of conditions 1 and 5 of planning permission dated 31 August 2023 (RN: 23/04631/FULL) for the: External and internal alterations at lower ground, ground and first floor rear flat roof level associated with the installation of a new MR Linac machine at lower ground floor level. Installation of new plant and relocation of existing plant, including a quench pipe within the external area at rear ground floor level and on the first floor flat roof area, the removal of skylight and associated works. NAMELY, to allow internal and external amendments and the installation of additional plant.

Reference
25/09214/FULL
Type
Full Planning Permission Application
Agent / consultant
Case officer
Postcode
W1G 9HW
Received
19 Dec 2025
Target date
13 Feb 2026
Decision date
20 Apr 2026
Decision route
Delegated (officer)
Status
Decided
Reference
25/09214/FULL
Type
Full Planning Permission Application
Show all 15 rows
Agent / consultant
Case officer
Postcode
W1G 9HW
Received
19 Dec 2025
Target date
13 Feb 2026
Decision date
20 Apr 2026
Decision route
Delegated (officer)
Status
Decided
Documents

What was filed?

Document
Published
View
GRANT OF FULL PP [PE]
20 Apr 2026
DELEGATED REPORT
20 Apr 2026
ECNSLT-INTERNAL CONSULTS
17 Mar 2026
ACK-GENERAL LETTER (G/P/C)
27 Feb 2026
CNSLT-LA SOCIETY
27 Feb 2026
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
27 Feb 2026
NEIGHBOUR NOTIFICATION LETTER (21D)
27 Feb 2026
RECEIPT OF APPLICATION
20 Feb 2026
APPLICATIONFORMREDACTED
19 Dec 2025
PHOTOGRAPHIC RECORD
19 Dec 2025
GRANT OF FULL PP [PE]
20 Apr 2026
DELEGATED REPORT
20 Apr 2026
ECNSLT-INTERNAL CONSULTS
17 Mar 2026
Show all 10 rows
ACK-GENERAL LETTER (G/P/C)
27 Feb 2026
CNSLT-LA SOCIETY
27 Feb 2026
SITE NOTICE 21 OR 28 DAYS IF T&C APPL.
27 Feb 2026
NEIGHBOUR NOTIFICATION LETTER (21D)
27 Feb 2026
RECEIPT OF APPLICATION
20 Feb 2026
APPLICATIONFORMREDACTED
19 Dec 2025
PHOTOGRAPHIC RECORD
19 Dec 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?

Approved on 20 Apr 2026, delegated decision by Shaun Retzback — 17 weeks from submission (9 over the 8-week target).

Timeline

Date
Event
19 Dec 2025
Application received
13 Feb 2026
Statutory target date
20 Apr 2026
Delegated decision: Approved · Shaun Retzback
19 Dec 2025
Application received
13 Feb 2026
Statutory target date
20 Apr 2026
Delegated decision: Approved · Shaun Retzback

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.