Planning application
28 Chester Row London SW1W 9JB
Works: Extension Loft or dormer Demolition Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Installation of staircase within front lightwell and gate within existing railings; replacement of front lightwell paving; replacement of existing lantern lights in roof of existing single storey rear extension with two rooflights; demolition and replacement of existing roof extension with new mansard roof extension; installation of air conditioning condenser unit within acoustic enclosure at front second-floor level; replacement of front entrance door and fanlight; replacement of door to Minera Mews; replacement French doors to front basement lightwell and replacement of all single-glazed timber sash windows with double-glazed timber sash windows.
As published by the council, reference 26/01858/FULL
Application record
- Reference
- 26/01858/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 23 Mar 2026
- Validated
- 23 Mar 2026
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1W 9JB
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2026.
-
26/05762/ADFULL Decided
28 Chester Row London SW1W 9JB
Detailed drawings of new steps in front area lightwell and new rear dormer windows pursuant to Condition 4 (1) and Condition 4 (2) (part) of planning permission dated 12 June 2026 (RN:26/01858/FULL).
Timeline
Dates from the published record
-
23 Mar 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 18 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Westminster took a median of 66 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
1 later application on the register refers to this one:
-
26/05762/ADFULL Decided
28 Chester Row London SW1W 9JB
Detailed drawings of new steps in front area lightwell and new rear dormer windows pursuant to Condition 4 (1) and Condition 4 (2) (part) of planning permission dated 12 June 2026 (RN:26/01858/FULL).
Who's behind it
Company information only, from the register and Companies House
Bonnystreet (Town) Planning Limited Agent, a planning consultancy
17 applications on PlanIndex · across 9 councils · 73% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
23 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.
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Open the documentsWhat happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
28 Chester Row London SW1W 9JB
89% historically approved · decision due ~19 Oct
Detailed drawings of new steps in front area lightwell and new rear dormer windows pursuant to Condition 4 (1) and Condition 4 (2) (part) of planning permission dated 12 June 2026 (RN:26/01858/FULL).
Decided Loft or dormer Windows or glazing -
53 Eaton Terrace London SW1W 8TR
Retention of air conditioning unit to roof.
Granted Full applications 30 docs -
53 Eaton Terrace London SW1W 8TR
Retention of air conditioning unit on roof.
Granted Heritage and listed buildings 25 docs -
35 - 35A Chester Row London SW1W 9JE
87% historically approved · decision due ~24 Aug
Variation of condition 1 of planning permission dated 7th June 2022 (RN:21/08587/FULL) for the Amalgamation of 35 & 35A to form a single dwellinghouse, erection of infill extensions at lower ground floor and ground floor level with associated terrace to rear; demolition and rebuild of extended main closet wing at ground, first and second floor levels; Demolition and rebuild of long closet wing extension with additional storey; Erection of plant enclosure and shed to rear garden; Excavation to create basement; Alterations to fenestration and doors; and associated external alterations. Namely, changes to the rear extension to accommodate a double height garden room space
Awaiting decision Full applications Extension Demolition +1 21 docsSmall domestic -
35 Chester Row London SW1W 9JE
87% historically approved · decision due ~3 Sep
Alterations to existing boundary wall between 33 and 35 Chester Row to raise the wall height.
Awaiting decision Full applications 8 docsSmall domestic -
1 South Eaton Place London SW1W 9ES
90% historically approved · decision due ~9 Apr
Alterations at basement level, including reconfiguration of existing modern partitions and the upgrading and incorporation of the front pavement vaults into the basement accommodation through floor lowering and internal connection, internal alterations at ground floor level, including a new opening between existing rooms and alterations to the rear outshot at first floor level to provide access to an existing roof area and replacement of modern glazed roof structures [Linked to 26/00989/FULL]
Awaiting decision Heritage and listed buildings Windows or glazing 16 docs
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26/06297/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.
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26/06294/FULL Awaiting decision
15 Eaton Mews South London SW1W 9HP
Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.
-
26/06317/FULL Awaiting decision
124 Hamilton Terrace London NW8 9UT
Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)
-
26/06273/FULL Awaiting decision
9A Grosvenor Square London W1K 5AE
Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)