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Planning application

12C Warrington Crescent London W9 1EL

Refused Westminster 25/05672/LBC Listed Building Consent Application

Works: Demolition Windows or glazing

Relates to 25/05671/FULL

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Demolition and reconfiguration of internal partitions; demolition and reconfiguration of internal stair connecting to mezzanine; demolition and reconfiguration of Mezzanine; demolition of existing joinery and fittings; demolition and reinstatement of existing decorative features, such as timber and plaster mouldings; using the existing timber frames of the external doors and windows, replace the single glazing with slim line double-glazing; introduce, currently absent, fire stopping measures to the doors, walls, ceilings and floor; and introduction of a small brick vent in the rear facade to allow for mechanical ventilation of the bathroom. (Linked with 25/05671/FULL)

As published by the council, reference 25/05672/LBC

Application record

Reference
25/05672/LBC
Type
Listed Building Consent Application
Status
Decided
Decision
Refused As published: Application Refused
Received
13 Aug 2025
Validated
26 Aug 2025
Decided
7 Oct 2025
Ward
Little Venice
Decision by
Delegated Decision
Postcode
W9 1EL

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2025: 3 approved, 1 refused.

  • 25/07985/FULL Granted

    12C Warrington Crescent London W9 1EL

    Replacement of front facade window glazing within exiting timber frames with slim line double-glazing (installing new putty). Internal alterations. (Linked with 25/07986/LBC)

    Decided 12 Feb 2026 Full applications
  • 25/07986/LBC Granted

    12C Warrington Crescent London W9 1EL

    Replacement of front facade window glazing within existing timber frames with slim line double-glazing (installing new putty). Internal alterations including demolition and reconfiguration of internal partitions; demolition and reconfiguration of internal stair connecting to mezzanine; demolition and reconfiguration of Mezzanine; demolition of existing joinery and fittings; and introduction of fire stopping measures to the doors, walls, ceilings. (Linked with 25/07985/FULL)

    Decided 12 Feb 2026 Heritage and listed buildings
  • 25/05671/FULL Granted

    12C Warrington Crescent London W9 1EL

    Replace the single glazing with slim line double-glazing; and introduction of a small brick vent in the rear facade to allow for mechanical ventilation of the bathroom. (Linked with 25/05672/LBC)

    Decided 7 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 13 Aug 2025

    Received by Westminster

  2. 26 Aug 2025

    Validated

    Checked as complete and ready for consideration.

  3. 7 Oct 2025

    Decision issued: Application Refused

  4. 21 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/05671/FULL Granted

    12C Warrington Crescent London W9 1EL

    Replace the single glazing with slim line double-glazing; and introduction of a small brick vent in the rear facade to allow for mechanical ventilation of the bathroom. (Linked with 25/05672/LBC)

    Decided 7 Oct 2025 Full applications

1 later application on the register refers to this one:

  • 25/05671/FULL Granted

    12C Warrington Crescent London W9 1EL

    Replace the single glazing with slim line double-glazing; and introduction of a small brick vent in the rear facade to allow for mechanical ventilation of the bathroom. (Linked with 25/05672/LBC)

    Decided 7 Oct 2025 Full applications

Who's behind it

Company information only, from the register and Companies House

XAMI LTD Agent

6 applications on PlanIndex · across 2 councils

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

24 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.

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What this refusal means

Westminster refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • 12C Warrington Crescent London W9 1EL

    25/07985/FULL Submitted 4 Nov 2025 50 yards away

    Replacement of front facade window glazing within exiting timber frames with slim line double-glazing (installing new putty). Internal alterations. (Linked with 25/07986/LBC)

    Granted Full applications Windows or glazing 23 docs

  • 12C Warrington Crescent London W9 1EL

    25/07986/LBC Submitted 4 Nov 2025 50 yards away

    Replacement of front facade window glazing within existing timber frames with slim line double-glazing (installing new putty). Internal alterations including demolition and reconfiguration of internal partitions; demolition and reconfiguration of internal stair connecting to mezzanine; demolition and reconfiguration of Mezzanine; demolition of existing joinery and fittings; and introduction of fire stopping measures to the doors, walls, ceilings. (Linked with 25/07985/FULL)

    Granted Heritage and listed buildings Demolition Windows or glazing 22 docs

  • 12A Warrington Crescent London W9 1EL

    25/06006/LBC Submitted 22 Aug 2025 50 yards away

    Replacement of two front lightwell windows with matching double-glazed sash windows made of white painted timber. (Linked with 25/06005/FULL)

    Granted Heritage and listed buildings Windows or glazing 20 docs

  • 12A Warrington Crescent London W9 1EL

    25/06005/FULL Submitted 22 Aug 2025 50 yards away

    Replacement of two front lightwell windows with matching double-glazed sash windows made of white painted timber. (Linked with 25/06006/LBC)

    Granted Full applications Windows or glazing 23 docs

  • 12C Warrington Crescent London W9 1EL

    25/05671/FULL Submitted 13 Aug 2025 50 yards away

    Replace the single glazing with slim line double-glazing; and introduction of a small brick vent in the rear facade to allow for mechanical ventilation of the bathroom. (Linked with 25/05672/LBC)

    Granted Full applications Windows or glazing 21 docs

  • 12A Warrington Crescent London W9 1EL

    25/05997/LBC Submitted 22 Aug 2025 50 yards away

    Replacement of two rear elevation windows and doors. Internal works to include waterproofing on all walls up to 1.2m, the removal of all flooring including screed, repair failed waterproofing, reinstate floor with acoustic treatment (to isolate noise from underground trains), underfloor heating and then to reinstate existing skirting; replacement of all joinery will be replaced, works to lighting. (Linked to 25/05996/FULL)

    Granted Heritage and listed buildings Windows or glazing 21 docs

In Westminster

  • 26/05473/LBC Decided

    9A Grosvenor Square London W1K 5AE

    Installation of natural Portland Stone paving to two front entrances. (Linked to 26/06273/FULL)

    Received 12 Aug, published by the council 22 Sep 2026 Heritage and listed buildings
  • 26/07421/LBC Awaiting decision

    1 Upper St Martin's Lane London WC2H 9NY

    Installation of non-illuminated vinyl lettering to the external face of the existing ground-floor shopfront windows for a temporary period. (Linked with 26/07083/ADV)

    Received 30 Oct, published by the council 3 Nov 2026 Heritage and listed buildings
  • 26/07416/LBC Awaiting decision

    39 Montagu Square London W1H 2LL

    Amalgamation of Flats 3 and 4 to form one single dwelling including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces. Together with the removal and alteration of modern partitions, roof replacement, rebuilding of the roof terrace, new plant and addition of a new staircase, structural works, new window openings, and other associated works. (Linked with 26/07415/FULL)

    Received 30 Oct, published by the council 3 Nov 2026 Heritage and listed buildings
  • 26/07404/LBC Awaiting decision

    Basement Floor And Ground Floor Queen Annes House 34 Queen Anne's Gate London SW1H 9AB

    Refurbishment and enhancement of the building to facilitate its continued use as offices with ancillary residential accommodation, together with associated conservation, restoration, accessibility improvements, building services upgrades, landscaping and ancillary works. Internal and external alterations associated with the repair. (Linked with 26/07403/FULL)

    Received 30 Oct, published by the council 3 Nov 2026 Heritage and listed buildings
  • 26/07390/LBC Awaiting decision

    40 Wigmore Street London W1U 2RX

    Installation of a non-illuminated fascia sign measuring 0.29m x 0.79m and two vinyl signs applied to inside face of the glazed shopfront each measuring 0.22m x 0.84m. (Linked with 26/06970/ADV)

    29 Oct 2026 Heritage and listed buildings