28 Dorset Street London W1U 8AR Data via plota.co.uk
Proposal
Amendments to planning permission dated 22nd May 2024 (RN:) for Use of office accommodation (Class E) to a single residential dwelling (Class C3) including rebuilding of rear extension at rear lower ground floor level, provision of external plant within rear courtyard; and other associated works, all in connection with the land use swap with 1-2 Berkeley Mews namely, to amend the description of development in so far as it refers to the location of the approved plant. Data via plota.co.uk
Application progress
Approved on 29 Sept 2025 · Delegated Decision · Last checked 18 Oct 2026
Documents 12
Decision & officer reports 2
Plans & drawings 1
Application forms 2
Other documents 7
Associated applications 7
- AmendmentAmendments to planning permission dated 22nd May 2024 (RN)This application25/06072/NMA
Show 3 more · 3 approved
Conditions 4 discharged
Site constraints 9
Show all 32 with distances
- 4 m27, Dorset Street W1Grade II
- 9 m26, Dorset Street W1Grade II
- 9 m42-70, Gloucester Place W1Grade II
- 24 m23, Dorset Street W1Grade II
- 25 m72-76, Gloucester Place W1Grade II
- 45 m21-75, Gloucester Place W1Grade II
- 55 m118, CRAWFORD STREET W1 (See details for further address information)Grade II
- 60 m83-97, Gloucester Place W1Grade II
- 72 m1-3, Montagu Place W1Grade II
- 86 m24-26, Montagu Square W1Grade II
- 90 m120, Crawford Street W1Grade II
- 92 m23, Montagu Square W1Grade II
- 94 m4 and 5, Montagu Place W1Grade II
- 95 m20-22, Montagu Square W1Grade II
- 107 m19, Montagu Square W1Grade II
- 108 m30, Montagu Square W1Grade II
- 110 mThe Beehive Public HouseGrade II
- 111 m114 and 115, Crawford Street W1Grade II
- 112 m116 and 117, Crawford Street W1Grade II
- 112 m18, Montagu Square W1Grade II
- 114 m100-106, Blandford Street W1Grade II
- 117 m13-17, Montagu Square W1Grade II
- 118 m112 and 113, Crawford Street W1Grade II
- 125 m94-104, Gloucester Place W1Grade II
- 126 m6 and 8, Upper Montagu Street W1Grade II
- 126 m99-111, Gloucester Place W1Grade II
- 129 m10, Upper Montagu Street W1Grade II
- 131 m14 and 15, Crawford Street W1Grade II
- 133 m12-16, Upper Montagu Street W1Grade II
- 142 m18 and 20, Upper Montagu Street W1Grade II
- 144 m30, Gloucester Place W1Grade II
- 149 m7-12, Montagu Square W1Grade II
Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Every application in Westminster - and every UK council - as a live feed, an API, or a bulk CSV export.
Other new applications on this street
Nearby new applications
39 Montagu Square London W1H 2LL
Amalgamation of Flats 3 and 4 (Use Class C3) to form one single dwelling (Use Cl...
39 Montagu Square London W1H 2LL
Amalgamation of Flats 3 and 4 to form one single dwelling including associated i...
Flat 6 15 Fitzhardinge Street London W1H 6EQ
Replacement of existing timber sash windows with slim double glazed timber sash ...
Flat 6 15 Fitzhardinge Street London W1H 6EQ
Replacement of existing timber sash windows with slim double glazed timber sash ...
90 Gloucester Place London W1U 6HS
Use of the building as an embassy (sui generis)
41 Manchester Street London W1U 7LN
Details of a methodology, where applicable, and detailed drawings (Scale 1:20 an...
Important details
- Council
- Westminster
- Application type
- Non-material amendments
- Postcode
- W1U 8AR
- Received
- 26 Aug 2025
- Validated
- 4 Sept 2025
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 2 Oct 2025
- Decision
- Application Permitted
- Decision date
- 29 Sept 2025
- Decision level
- Delegated Decision
- Agent
- Newmark
How this decision compares
Decided in 25 days from validation, 30 days faster than Westminster's median of 55 for amendments. Approved, as 91% of amendments here are.
Plota live figures for amendments decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
Last counted 18 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14149880
- Planning Portal ref
- PP-14149880
- Env. assessment
- No
Historical activity at this location
28 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Track this application
28 Dorset Street London W1U 8AR
Tracking this application
Not there after a minute? Check your junk folder. It's from alerts@plota.co.uk.
Go to your dashboard →Sign in to view contact details
Applicant and case-officer names are hidden from public view for privacy. Create a free Plota account - or sign back in - and we'll show them, plus you get a dashboard for alerts and tracked applications.
Check your email
Referenced application
Council archive
28 Dorset Street London W1U 8AR
Use of office accommodation (Class E) to a single residential dwelling (Class C3) including rebuilding of rear extension at rear lower ground floor level, provision of external plant within rear courtyard; and other associated works, all in connection with the land use swap with 1-2 Berkeley Mews (RN:23/07126/FULL).
- Received
- 13 Oct 2023
- Decided
- 22 May 2024
- Outcome
- Approved
1 - 2 Berkeley Mews London W1H 7AT
Partial demolition behind partially retained facades, use of 2 Berkeley Mews as office accommodation (Class E) and amalgamation with existing office (class E) use at 1 Berkeley Mews, associated internal and external alterations, provision of external plant and repair works all in connection with a land use swap with 28 Dorset Street (RN: 23/07147/FULL).
- Received
- 13 Oct 2023
- Decided
- 22 May 2024
- Outcome
- Approved