37 Trevor Place London SW7 1LE Data via plota.co.uk

26/03030/FULL - Full Planning Permission Application Approved
DemolitionExtensions & alterations

Proposal

Alterations including enlargement of louvres and installation of new plant in basement; landscaping of roof terrace; second floor windows replaced with door sets; partial demolition at ground and first floor levels to create new lightwell and landscaped courtyard. ping… Data via plota.co.uk

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Application progress

✓
Received
8 May 2026
✓
Consultation
13 May 2026
✓
Approved
17 Jul 2026

Approved on 17 Jul 2026 · Delegated Decision · Last checked 18 Jul 2026

Documents 58

Decision & officer reports 2

PDF GRANT OF FULL PP [PE] Decision Notice · 17 Jul 2026 View ↗ PDF DELEGATED REPORT Report · 17 Jul 2026 View ↗

Statements & assessments 5

PDF DESIGN AND ACCESS STATEMENT Design and Access Statement · 8 May 2026 View ↗ PDF FLOOD RISK ASSESSMENT Background Papers · 8 May 2026 View ↗ PDF NOISE ASSESSMENT Background Papers · 8 May 2026 View ↗ PDF PLANNING AND HERITAGE STATEMENT Background Papers · 8 May 2026 View ↗ PDF SUSTAINABILITYSTATEMENT Background Papers · 8 May 2026 View ↗

Plans & drawings 38

PDF PROPOSED BUILDING ELEVATION SOUTH (UPDATED) Drawing · 17 Jul 2026 View ↗ PDF PROPOSED PLAN - BASEMENT (UPDATED) Drawing · 15 Jul 2026 View ↗ PDF EXISTING BUILDING ELEVATION EAST Drawing · 8 May 2026 View ↗ PDF EXISTING BUILDING ELEVATION SOUTH Drawing · 8 May 2026 View ↗ PDF EXISTING ELEVATION EAST Drawing · 8 May 2026 View ↗ PDF EXISTING ELEVATION SOUTH Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN BASEMENT Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN FIRST Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN GROUND Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN LOWER GROUND Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN ROOF Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN SECOND Drawing · 8 May 2026 View ↗ PDF EXISTING FLOOR PLAN THIRD Drawing · 8 May 2026 View ↗ PDF EXISTING SECTION AA Drawing · 8 May 2026 View ↗ PDF EXISTING SECTION BB Drawing · 8 May 2026 View ↗ PDF EXISTING SECTION CC Drawing · 8 May 2026 View ↗ PDF EXISTING SECTION DD Drawing · 8 May 2026 View ↗ PDF EXISTING SECTION EE Drawing · 8 May 2026 View ↗ PDF GREEN WALL REPORT Drawing · 8 May 2026 View ↗ PDF LOCATION AND BLOCK PLAN Location Plan · 8 May 2026 View ↗ PDF PROPOSED BUILDING ELEVATION EAST Drawing · 8 May 2026 View ↗ PDF PROPOSED BUILDING ELEVATION SOUTH Drawing · 8 May 2026 View ↗ PDF PROPOSED ELEVATION SOUTH Drawing · 8 May 2026 View ↗ PDF PROPOSED ELEVATION EAST Drawing · 8 May 2026 View ↗ PDF PROPOSED LIGHTWELL ELEVATION Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN SECOND Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN BASEMENT Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN FIRST Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN GROUND Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN LOWER GROUND Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN ROOF Drawing · 8 May 2026 View ↗ PDF PROPOSED PLAN THIRD Drawing · 8 May 2026 View ↗ PDF PROPOSED SECTION CC Drawing · 8 May 2026 View ↗ PDF PROPOSED SECTION AA Drawing · 8 May 2026 View ↗ PDF PROPOSED SECTION BB Drawing · 8 May 2026 View ↗ PDF PROPOSED SECTION DD Drawing · 8 May 2026 View ↗ PDF PROPOSED SECTION EE Drawing · 8 May 2026 View ↗ PDF PROPOSED TERRACE PLANTER DETAIL Drawing · 8 May 2026 View ↗

Application forms 1

PDF APPLICATIONFORMREDACTED Application Form · 8 May 2026 View ↗

Consultation & comments 2

PDF LLFA Consultee Comment · 19 May 2026 View ↗ PDF NEIGHBOUR NOTIFICATION LETTER (21D) Background Papers · 13 May 2026 View ↗

Other documents 10

PDF ACK-GENERAL LETTER (G/P/C) Background Papers · 13 May 2026 View ↗ PDF CNSLT-LA SOCIETY Background Papers · 13 May 2026 View ↗ PDF CNSLT-LA SOCIETY Background Papers · 13 May 2026 View ↗ PDF ECNSLT-INTERNAL CONSULTS Background Papers · 13 May 2026 View ↗ PDF ECNSLT-INTERNAL CONSULTS Background Papers · 13 May 2026 View ↗ PDF SITE NOTICE 21 OR 28 DAYS IF T&C APPL. Background Papers · 13 May 2026 View ↗ PDF RECEIPT OF APPLICATION Other · 12 May 2026 View ↗ PDF EXTERNAL LIGHTING DESIGN Background Papers · 8 May 2026 View ↗ PDF FIRE STRATEGY Background Papers · 8 May 2026 View ↗ PDF LANDSCAPING DOCUMENT Background Papers · 8 May 2026 View ↗

All documents on the council site ↗

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Important details

Council
Westminster
Application type
Full Planning Permission Application
Postcode
SW7 1LE
Received
8 May 2026
Validated
8 May 2026
Ward
Knightsbridge & Belgravia
Case officer
Show
Target decision
3 Jul 2026
Decision
Application Permitted
Decision date
17 Jul 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Allen Planning Ltd

Consultation & key dates

Alt. reference
PP-14914183
Site notice
13 May 2026
Press notice
20 May 2026
Env. assessment
No

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025
237 Knightsbridge London SW7 1DJ
T1 Lime (Tilia spp.): Reduce the overall height by approximately 1.5 metres and the later…
25/08043/TCA
2025
235 Knightsbridge London SW7 1DJ
1 x lime: reduce the overall height by approximately 1.5 metre and the lateral spread by…
25/07657/TCA
2025
235 Knightsbridge London SW7 1DJ
1 x lime: reduce the overall height by approximately 1.5 metre and the lateral spread by…
25/07657/TPO
2025 Approved
11 Trevor Street London SW7 1DX
External alterations at rear including demolition of existing brick structure, enlargemen…
25/05319/LBC
2025 Approved
11 Trevor Street London SW7 1DX
External alterations at rear including demolition of existing brick structure, enlargemen…
25/05318/FULL
2025
31 Rutland Court Rutland Gardens London SW7 1BW
Replacement of existing timber box frame sash windows and timber French doors (single gla…
25/06744/FULL
2025
Rutland Lodge Rutland Gardens London SW7 1BW
Retention of Photobooth and Kiosk with Associated Enclosure on the Front Patio for a Temp…
25/06508/FULL
2025 Approved
239 Knightsbridge London SW7 1DJ
Remedial works to the roof, including replacement of an existing polycarbonate dome roofl…
25/05222/LBC
2025 Approved
11 Trevor Street London SW7 1DX
Internal alterations to basement, ground, first and second floors, including reinstatemen…
25/05002/LBC
2025
5 Montpelier Square London SW7 1JT
Rear garden T1 Sycamore x 1 (Acer pseudoplatanus) This previously reduced tree has outgro…
25/03178/TCA
2025
1 Trevor Place London SW7 1LA
Replacement of seven sets of timber windows and doors to rear elevation including replace…
25/01970/LBC
2025
1 Trevor Place London SW7 1LA
Replacement of seven sets of timber windows and doors to rear elevation including replace…
25/01969/FULL
2024
Centre Garden Montpelier Square London SW7 1JT
t35 bay tree trim make more compact canopy by .5 m t44 bay as above t25 london plane prun…
24/07111/TPO
2024
1 Montpelier Square London SW7 1JT
Internal alterations and refurbishment works. Repair and refurbishment of existing window…
24/05696/LBC
2024
South Lodge 245 Knightsbridge London SW7 1DG
T1-Tall London Plane(Platanus x hispanica)-cut back all inbound branches by up to 2.5m to…
24/05049/TCA
2024 Refused
1 Montpelier Square London SW7 1JT
Levelling of the floorplate at basement level and minor alterations to internal walls and…
24/02403/LBC
2024
18 Trevor Place London SW7 1LB
Changes to scheme approved under 20/00507/FULL - LGF courtyard FFL lowered, GF balcony ex…
24/04236/FULL
2024 Withdrawn
1 Montpelier Square London SW7 1JT
Replacement of window sashes within existing frames with double glazed sash units.
24/00888/LBC
2024 Approved
8 Trevor Street London SW7 1DU
T1 Sycamore - Crown reduce by 2m back to previous.T2 Sycamore - Crown reduce by 2m back t…
24/01800/TCA
2024
1 Montpelier Square London SW7 1JT
Variation of condition 1 of planning permission dated 02 January 2024 (RN:23/03312/FULL)…
24/02404/FULL
2018 Refused
Telephone Kiosk Opposite 199 Knightsbridge London
Erection of a freestanding ('InLink') structure with two LED advertising panels and assoc…
18/07279/TELCOM
2018 Refused
Rutland Cottage 1 Rutland Gardens Mews London SW7 1BT
Replacement of all windows and internal alterations, including tanking of the basement, i…
18/05693/LBC
2018 Withdrawn
41 Montpelier Square London SW7 1JZ
Installation of secondary glazing to the first floor front elevation windows. (Linked wit…
18/07994/FULL
2018 Approved
29 Trevor Square London SW7 1DY
Erection of two storey rear extension on the lower and upper floors, relocation of the ai…
18/02541/LBC
2018 Approved
29 Trevor Square London SW7 1DY
Erection of two storey rear extension on the lower and upper ground floors, relocation of…
18/02540/FULL
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Householder decisions

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.

One of the strictest councils
only 81% 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, the year to March 2026
86%
Overall approval rate
Below avg (87%) #201 of 296
81%
Householder approved
Below avg (90%) #277 of 296
44%
Decided in 8 weeks
Below avg (63%) #258 of 296
28%
Extended time limit
Below avg (41%) #46 of 296
83%
Minor dwellings approved
12 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
81%
Change of use approved
133 decided
4,602
Total decisions
648 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings