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Planning application

39 Wilton Crescent London SW1X 8RX

Granted Westminster 25/05992/LBC Listed Building Consent Application

Works: Extension Loft or dormer Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Erection of rooftop plant enclosure behind dummy mansard including new terrace with new stone paving; access stair with glazed access hatch; two flush walk-on rooflights; extension of mansard to front elevation to form parapet and conceal terrace; balustrade to rear elevation; raising of party wall to front of No. 40; replacement of all existing AV and satellite antennas; new security CCTV camera overlooking the access hatch.

As published by the council, reference 25/05992/LBC

Application record

Reference
25/05992/LBC
Type
Listed Building Consent Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
22 Aug 2025
Validated
8 Sep 2025
Decided
23 Oct 2025
Ward
Knightsbridge & Belgravia
Decision by
Delegated Decision
Postcode
SW1X 8RX

Site history

Applications at this address on the Westminster register

This site has had 8 applications since 2025: 6 approved, 0 refused.

  • 25/09301/LBC Granted

    39 Wilton Crescent London SW1X 8RX

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and french doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within enclosures at roof level and to rear; extension of lift to fourth floor; excavation of basement under rear courtyard, infill courtyard extension with terrace in association with use of building as single dwelling.

    Decided 19 May 2026 Heritage and listed buildings
  • 25/09300/FULL Granted

    39 Wilton Crescent London SW1X 8RX

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and french doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within enclosures at roof level and to rear; extension of lift to fourth floor; excavation of basement under rear courtyard, infill courtyard extension with terrace in association with use of building as single dwelling.

    Decided 19 May 2026 Full applications
  • 25/05991/FULL Granted

    39 Wilton Crescent London SW1X 8RX

    Erection of rooftop plant enclosure behind dummy mansard including new terrace with new stone paving; access stair with glazed access hatch; two flush walk-on rooflights; extension of mansard to front elevation to form parapet and conceal terrace; balustrade to rear elevation; raising of party wall to front of No. 40; replacement of all existing AV and satellite antennas; new security CCTV camera overlooking the access hatch.

    Decided 23 Oct 2025 Full applications
  • 25/05985/FULL Withdrawn

    39 Wilton Crescent London SW1X 8RX

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and French doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within an enclosure at roof level and an MVHR unit in the rear courtyard; extension of existing lift to fourth floor; and excavation of basement under rear courtyard, infill courtyard extensionand works to front and rear elevations in association with use of building as single dwelling. (Linked with 25/05986/LBC)

    Decided 27 Oct 2025 Full applications
  • 25/05986/LBC Withdrawn

    39 Wilton Crescent London SW1X 8RX

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and French doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within an enclosure at roof level and an MVHR unit in the rear courtyard; extension of existing lift to fourth floor; and excavation of basement under rear courtyard, infill courtyard extension and works to front and rear elevations in association with use of building as single dwelling. (Linked with 25/05985/FULL)

    Decided 27 Oct 2025 Heritage and listed buildings
  • 25/05984/FULL Granted

    39 Wilton Crescent London SW1X 8RX

    Variation of Condition 1 of planning permission dated 23 February 2016 (RN: 15/08955/FULL) for the: 'Erection of closet wing from lower ground to third floor to accommodate lift. Demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level. Erection of balcony and French doors at rear ground floor level. Alterations at roof level in association with its use as a terrace. Installation of plant equipment within an enclosure at roof level. Excavation of basement under rear courtyard'. Namely, retention of existing lift shaft, modifications to fenestration arrangement on rear, increase in height of two storey rear extension.

    Decided 5 Nov 2025 Full applications
  • 25/05926/LBC Granted

    39 Wilton Crescent London SW1X 8RX

    Erection of closet wing from lower-ground to third floor, reconstruction of existing rear two-storey extension at lower-ground and ground level, erection of balcony and French doors at rear ground level, basement extension, levelling of ground floor and raising of rear roof level, replacement of lower-ground concrete slab and associated damp proofing, alterations to services throughout, internal alterations associated with lift and associated refurbishment alterations.

    Decided 5 Nov 2025 Heritage and listed buildings

Timeline

Dates from the published record

  1. 22 Aug 2025

    Received by Westminster

  2. 8 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 23 Oct 2025

    Decision issued: Application Permitted

  4. 21 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Montagu Evans LLP Agent, registered in London

Active · incorporated 2005 · London

1,345 applications on PlanIndex · across 131 councils · 97% 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 record

Documents

Plans, drawings, consultee responses and the officer's report

16 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Westminster granted permission on 23 October 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 39 Wilton Crescent London SW1X 8RX

    25/05991/FULL Submitted 22 Aug 2025 50 yards away

    Erection of rooftop plant enclosure behind dummy mansard including new terrace with new stone paving; access stair with glazed access hatch; two flush walk-on rooflights; extension of mansard to front elevation to form parapet and conceal terrace; balustrade to rear elevation; raising of party wall to front of No. 40; replacement of all existing AV and satellite antennas; new security CCTV camera overlooking the access hatch.

    Granted Full applications Extension Loft or dormer +1 17 docs
  • 39 Wilton Crescent London SW1X 8RX

    25/09301/LBC Submitted 23 Dec 2025 50 yards away

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and french doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within enclosures at roof level and to rear; extension of lift to fourth floor; excavation of basement under rear courtyard, infill courtyard extension with terrace in association with use of building as single dwelling.

    Granted Heritage and listed buildings Extension Demolition +1 25 docs
    Domestic
  • 39 Wilton Crescent London SW1X 8RX

    25/05985/FULL Submitted 21 Aug 2025 50 yards away

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and French doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within an enclosure at roof level and an MVHR unit in the rear courtyard; extension of existing lift to fourth floor; and excavation of basement under rear courtyard, infill courtyard extensionand works to front and rear elevations in association with use of building as single dwelling. (Linked with 25/05986/LBC)

    Withdrawn Full applications Extension Demolition +1 36 docs
    Domestic
  • 39 Wilton Crescent London SW1X 8RX

    25/05986/LBC Submitted 21 Aug 2025 50 yards away

    Erection of closet wing from lower ground to third floor; demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level; erection of balcony and French doors at rear ground floor level; alterations at roof level in association with its use as a terrace; installation of plant equipment within an enclosure at roof level and an MVHR unit in the rear courtyard; extension of existing lift to fourth floor; and excavation of basement under rear courtyard, infill courtyard extension and works to front and rear elevations in association with use of building as single dwelling. (Linked with 25/05985/FULL)

    Withdrawn Heritage and listed buildings Extension Demolition +1 29 docs
    Domestic
  • 39 Wilton Crescent London SW1X 8RX

    25/05926/LBC Submitted 20 Aug 2025 50 yards away

    Erection of closet wing from lower-ground to third floor, reconstruction of existing rear two-storey extension at lower-ground and ground level, erection of balcony and French doors at rear ground level, basement extension, levelling of ground floor and raising of rear roof level, replacement of lower-ground concrete slab and associated damp proofing, alterations to services throughout, internal alterations associated with lift and associated refurbishment alterations.

    Granted Heritage and listed buildings Extension Windows or glazing 33 docs
  • 39 Wilton Crescent London SW1X 8RX

    25/05984/FULL Submitted 21 Aug 2025 50 yards away

    Variation of Condition 1 of planning permission dated 23 February 2016 (RN: 15/08955/FULL) for the: 'Erection of closet wing from lower ground to third floor to accommodate lift. Demolition and reconstruction of existing rear two storey extension at lower ground and ground floor level. Erection of balcony and French doors at rear ground floor level. Alterations at roof level in association with its use as a terrace. Installation of plant equipment within an enclosure at roof level. Excavation of basement under rear courtyard'. Namely, retention of existing lift shaft, modifications to fenestration arrangement on rear, increase in height of two storey rear extension.

    Granted Full applications Extension Demolition +1 37 docs

In Westminster

  • 26/07509/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

    Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07471/LBC Awaiting decision

    12 Queen Anne's Gate London SW1H 9AA

    Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07461/LBC Awaiting decision

    1 Savile Row London W1S 3JR

    Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07442/LBC Awaiting decision

    2 Charing Cross Road London WC2H 0HH

    Installation of festoon lights to the front elevation from top of existing columns to canopy fascia level including installation of perimeter lightbox to main top sign and coloured light to columns.

    Received 2 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07445/LBC Awaiting decision

    29 Gloucester Place London W1U 8HT

    Installation of glazed partitions and door sets to form meeting rooms on 2nd , 3rd and 4th floor offices.

    Received 2 Nov, published by the council 5 Nov 2026 Heritage and listed buildings