12 Chesterfield Street London W1J 5JN Data via plota.co.uk

26/02812/LBC - Listed Building Consent Application Approved
Extensions & alterations

Proposal

Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02811/FULL] Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
28 Apr 2026
✓
Consultation
18 May 2026
✓
Approved
22 Jun 2026

Approved on 22 Jun 2026 · Delegated Decision · Last checked 7 Jul 2026

Documents 75

Decision & officer reports 2

PDF GRANT OF LISTED BUILDING CONSENT [PE] Decision Notice · 22 Jun 2026 View ↗ PDF DELEGATED REPORT Report · 22 Jun 2026 View ↗

Statements & assessments 4

PDF DESIGN & ACCESS & PLANNING STATEMENT Design and Access Statement · 1 May 2026 View ↗ PDF HERITAGE STATEMENT Background Papers · 1 May 2026 View ↗ PDF DESIGN & ACCESS STATEMENT Design and Access Statement · 28 Apr 2026 View ↗ PDF HERITAGE STATEMENT Heritage Statement · 28 Apr 2026 View ↗

Plans & drawings 51

PDF HISTORIC ENGLAND Construction Management Plan · 12 Jun 2026 View ↗ PDF LOCATION PLAN Location Plan · 1 May 2026 View ↗ PDF GROUND FLOOR PLAN Drawing · 1 May 2026 View ↗ PDF FIRST FLOOR PLAN Drawing · 1 May 2026 View ↗ PDF SECOND FLOOR PLAN Drawing · 1 May 2026 View ↗ PDF THIRD FLOOR PLAN Drawing · 1 May 2026 View ↗ PDF FOURTH FLOOR PLAN Drawing · 1 May 2026 View ↗ PDF ROOF PLAN Drawing · 1 May 2026 View ↗ PDF BASEMENT PLAN Drawing · 1 May 2026 View ↗ PDF SECTION R01 Drawing · 1 May 2026 View ↗ PDF DETAILS SHEET 1 Drawing · 1 May 2026 View ↗ PDF DETAILS SHEET 2 Drawing · 1 May 2026 View ↗ PDF MORPHOLOGICAL PLANS-B AND GF Drawing · 1 May 2026 View ↗ PDF MORPHOLOGICAL PLANS-1ST AND 2ND FLOOR Drawing · 1 May 2026 View ↗ PDF MORPHOLOGICAL PLANS-3RD AND 4TH FLOOR Drawing · 1 May 2026 View ↗ PDF FINISHES PRIOR TO UNAUTHORISED WORKS BASEMENT FLOOR AND REFLECTED CEILING PLAN Drawing · 1 May 2026 View ↗ PDF FINISHES PW GROUND FLOOR PLAN AND RC Drawing · 1 May 2026 View ↗ PDF FINISHES PW FIRST FLOOR PLAN AND RC Drawing · 1 May 2026 View ↗ PDF FINISHES PW SECOND FLOOR PLAN AND RC Drawing · 1 May 2026 View ↗ PDF AS EXISTING BASEMENT PLAN AND RC Drawing · 1 May 2026 View ↗ PDF AS EXISTING GROUND FLOOR PLAN AND RC Drawing · 1 May 2026 View ↗ PDF AS EXISTING FIRST FLOOR PLAN AND RC Drawing · 1 May 2026 View ↗ PDF AS EXISTING SECOND FLOOR PLAN AND RC Drawing · 1 May 2026 View ↗ PDF AS EXISTING FLOOR JOIST STRUCTURE RCP Drawing · 1 May 2026 View ↗ PDF MACAUSLAND DRAWING SET Drawing · 1 May 2026 View ↗ PDF FLOORPLANS SHEET 3 BASEMENT FLOORPLANS AS CONSENTED SHOWING MODIFICATIONS Drawing · 1 May 2026 View ↗ PDF LOCATION PLAN Location Plan · 28 Apr 2026 View ↗ PDF DRAWING SET Drawing · 28 Apr 2026 View ↗ PDF GROUND FLOOR PLAN Drawing · 28 Apr 2026 View ↗ PDF FIRST FLOOR PLAN Drawing · 28 Apr 2026 View ↗ PDF SECOND FLOOR PLAN Drawing · 28 Apr 2026 View ↗ PDF THIRD FLOOR PLAN Drawing · 28 Apr 2026 View ↗ PDF FOURTH FLOOR PLAN Drawing · 28 Apr 2026 View ↗ PDF ROOF PLAN Drawing · 28 Apr 2026 View ↗ PDF BASEMENT PLAN Drawing · 28 Apr 2026 View ↗ PDF SECTIONS RO 1 Drawing · 28 Apr 2026 View ↗ PDF DETAILS SHEET 1 Drawing · 28 Apr 2026 View ↗ PDF DETAILS SHEET 2 Drawing · 28 Apr 2026 View ↗ PDF MORPHOLOGICAL PLANS - BASEMENT GROUND FLOOR Drawing · 28 Apr 2026 View ↗ PDF MORPHOLOGICAL PLANS -1ST AND 2ND FLOOR Drawing · 28 Apr 2026 View ↗ PDF MORPHOLOGICAL PLANS - 3RD AND 4TH FLOOR Drawing · 28 Apr 2026 View ↗ PDF FINISHES PW BASEMENT PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF FINISHES PW GROUND FLOOR PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF FINISHES PW FIRST FLOOR PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF FINISHES PW SECOND FLOOR PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF AS EXISTIN BASEMENT PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF AS EXISTING GROUND FLOOR PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF AS EXISTING FIRST FLOOR PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF AS EXISTING SECOND FLOOR PLAN AND RC Drawing · 28 Apr 2026 View ↗ PDF AS EXISTING FLOOR JOIST STRUCTURE RCP Drawing · 28 Apr 2026 View ↗ PDF ROOF PLAN Drawing · 28 Apr 2026 View ↗

Application forms 2

PDF APPLICATION FORM REDACTED Application Form · 1 May 2026 View ↗ PDF APPLICATION FORM REDACTED Application Form · 28 Apr 2026 View ↗

Consultation & comments 3

PDF HISTORIC ENGLAND RESPONSE Consultee Comment · 12 Jun 2026 View ↗ PDF ECNSLT-STD EXT CONSULTEES Background Papers · 18 May 2026 View ↗ PDF CNSLT-CONSULTEE CLOUD STD Background Papers · 18 May 2026 View ↗

Other documents 13

PDF HISTORIC ENGLAND CONSULT - 1 Background Papers · 28 May 2026 View ↗ PDF HISTORIC ENGLAND CONSULT - 2 Background Papers · 28 May 2026 View ↗ PDF ACK-GENERAL LETTER (G/P/C) Background Papers · 18 May 2026 View ↗ PDF ECNSLT-INTERNAL CONSULTS Background Papers · 18 May 2026 View ↗ PDF SITE NOTICE 21 OR 28 DAYS IF T&C APPL. Background Papers · 18 May 2026 View ↗ PDF RECEIPT OF APPLICATION ACKREC · 5 May 2026 View ↗ PDF ATTACHMENT SUMMARY Background Papers · 1 May 2026 View ↗ PDF AMENDMENT SUMMARY Background Papers · 1 May 2026 View ↗ PDF SCHEDULE OF UNAUTHORISED WORKS AND REMEDIAL WORKS Background Papers · 1 May 2026 View ↗ PDF MIXED COMBINED PLANS INCLUDED IN ADDITIONAL PLANS Background Papers · 1 May 2026 View ↗ PDF ATTACHMENT SUMMARY Background Papers · 28 Apr 2026 View ↗ PDF MIXED COMBINED PLANS INCLUDED IN ADDITIONAL PLANS Background Papers · 28 Apr 2026 View ↗ PDF SCHEDULE OF UNAUTHORISED WORKS AND REMEDIAL WORKS REVB Background Papers · 28 Apr 2026 View ↗

All documents on the council site ↗

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Important details

Council
Westminster
Application type
Listed Building Consent Application
Postcode
W1J 5JN
Received
28 Apr 2026
Validated
28 Apr 2026
Ward
West End
Case officer
Track to view
Target decision
23 Jun 2026
Decision
Application Permitted
Decision date
22 Jun 2026
Decision level
Delegated Decision
Applicant
Track to view
Agent
MacAusland Design Ltd

Consultation & key dates

Alt. reference
PP-14880377
Site notice
18 May 2026
Press notice
27 May 2026
Env. assessment
No

Historical activity at this location

38 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025 Approved
Drawings and details pursuant to condition 8 (extent of demolition and associated works t…
25/06201/ADFULL
2025 Approved
Drawings and details pursuant to condition 3 (extent of demolition and associated works t…
25/06419/ADLBC
2024
Installation of replacement windows. (Linked with 24/04863/FULL)
24/04864/LBC
2024
Installation of replacement windows. (Linked with 24/04864/LBC)
24/04863/FULL
2024
Erection of a closet wing extension to house a lift and internal alterations to the lower…
24/04556/FULL
2024
Erection of a closet wing extension to house a lift and internal alterations to the lower…
24/04557/LBC
2024
Modifications to the upper part of the mansard including repairs to leadwork and recolour…
24/04555/LBC
2024
Modifications to the upper part of the mansard including repairs to leadwork and recolour…
24/04554/FULL
2023 Refused
Internal alterations including reconstruction of staircases, removal and replacement of p…
23/01278/LBC
2023 Refused
Application of lime based stucco plaster to front elevation ground floor wall over existi…
23/01055/LBC
2023 Refused
Application of lime based stucco plaster to front elevation ground floor wall over existi…
23/01054/FULL
2023 Approved
Removal of 1st floor window and replacement with French doors with matching profiles and…
23/01049/LBC
2023 Approved
Alterations including changing a rear 1st floor window to a French door to allow access o…
23/01048/FULL
Within ~100m

Nearby activity

2025 Refused
15 Chesterfield Street London W1J 5JN
Installation of a projecting sign on Curzon Street elevation. (Linked with 25/05529/ADV)
25/05522/LBC
2025 Approved
15 Chesterfield Street London W1J 5JN
Display of non-illuminated projecting sign measuring 0.92m x 0.43m. (Linked with 25/05522…
25/05529/ADV
2025
2 Chesterfield Street London W1J 5JF
Rear infill extension at lower ground floor and enlarged terrace above at rear ground. (L…
25/06787/LBC
2025
2 Chesterfield Street London W1J 5JF
Rear infill extension at lower ground floor and enlarged terrace above at rear ground. (L…
25/06786/FULL
2025
24A Hay's Mews London W1J 5PY
Internal demolition and refurbishment works; the creation of new entrance to the courtyar…
25/06663/LBC
2025
24A Hay's Mews London W1J 5PY
Internal demolition and refurbishment works; the creation of new entrance to the courtyar…
25/06662/FULL
2025 Approved
Ground Floor 17A Curzon Street London W1J 5HX
Replacement of external windows on all three elevations and replacement of the rear roofl…
25/04544/FULL
2025
Shaw House 6 Chesterfield Street London W1J 5JQ
Removal and replacement of roof form including one storey upward extension to existing bu…
25/03470/FULL
2025
2 Chesterfield Street London W1J 5JF
Creation of separate lower ground floor flat; new mansard roof extension to create a four…
25/03386/LBC
2025
2 Chesterfield Street London W1J 5JF
Creation of separate lower ground floor flat; new mansard roof extension to create a four…
25/03385/FULL
2025
2 Chesterfield Street London W1J 5JF
Removal of existing stair, new stair and introduction of new lift, reuse and reconfigurat…
25/02911/LBC
2025
26 Charles Street London W1J 5DT
External and internal alterations including installation of replacement windows, replacem…
25/01991/LBC
2025
26 Charles Street London W1J 5DT
External and internal alterations including installation of replacement windows, replacem…
25/01990/FULL
2025
55 Shepherd Market London W1J 7PU
Use of an area of public highway for the placing of 15 tables and 37 chairs in an area me…
25/00149/TCH
2024
24A Hay's Mews London W1J 5PY
Subdivision of the existing apartment at 24A Hays Mews and 25G Charles Street, into two 2…
24/06483/LBC
2024
24A Hay's Mews London W1J 5PY
Subdivision of the existing apartment at 24A Hays Mews and 25G Charles Street, into two 2…
24/06482/FULL
2024
2 Chesterfield Street London W1J 5JF
Removal of existing roof and addition of mansard style roof extension. (Linked with 24/06…
24/06356/FULL
2024
2 Chesterfield Street London W1J 5JF
Removal of existing roof and addition of mansard style roof extension. (Linked with 24/06…
24/06359/LBC
2024
2 Chesterfield Street London W1J 5JF
Removal of existing roof and addition of mansard style roof extension. (Linked with 24/06…
24/06358/FULL
2024
2 Chesterfield Street London W1J 5JF
Removal of existing roof and addition of mansard style roof extension. (Linked with 24/06…
24/06357/LBC
2020 Approved
9 Market Mews London W1J 7BY
Demolition of existing dwelling, excavation to create single storey basement, and erectio…
20/01878/FULL
2020 Approved
14 Chesterfield Street London W1J 5JN
Replacement of two front elevation windows and raising the heads, at third floor level.
20/01788/LBC
2020 Approved
14 Chesterfield Street London W1J 5JN
Replacement of two front elevation windows and raising the heads, at third floor level.
20/01787/FULL
2020 Approved
17A Curzon Street London W1J 5HS
Variation of condition 1 of planning permission dated 26 March 2013 (RN: 13/00484/FULL) f…
20/01776/FULL
2020 Approved
14 Chesterfield Street London W1J 5JN
Replacement of first floor French doors with sash windows, increase in height of parapet…
20/00847/LBC
Westminster
Planning Authority Score
3.7/10
Below average
#209 of 292 councils
Relevant to this application:
Other decisions

Westminster is slower than most councils at deciding householder applications, ranking #227 out of 292. Only 27% of applications have the time limit extended, well below the 40% 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 79% approved vs 90% nationally.

One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision performance
Based on MHCLG data, 2025
86%
Overall approval rate
Below avg (87%) #200 of 292
79%
Householder approved
Below avg (90%) #279 of 292
53%
Decided in 8 weeks
Below avg (64%) #227 of 292
27%
Extended time limit
Below avg (40%) #43 of 292
86%
Minor dwellings approved
14 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
86%
Change of use approved
140 decided
4,828
Total decisions
669 refused in 2025
Source: MHCLG planning statistics · See full council rankings