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Planning application

43 Eaton Place London SW1X 8BX

Granted Westminster 25/06842/FULL Full Planning Permission Application

Works: Loft or dormer Windows or glazing

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

Proposal

Replacement of the existing fourth floor (mansard) level single glazed windows and installation of a new security camera atop the mansard.

As published by the council, reference 25/06842/FULL

Application record

Reference
25/06842/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
24 Sep 2025
Validated
1 Oct 2025
Decided
26 Feb 2026
Ward
Knightsbridge & Belgravia
Decision by
Delegated Decision
Postcode
SW1X 8BX

Site history

Applications at this address on the Westminster register

This site has had 9 applications since 2025: 3 approved, 1 refused.

  • 26/05499/LBC Awaiting decision

    43 Eaton Place London SW1X 8BX

    Variation of condition 9 and 11 of listed building consent dated 26th February 2026 (RN: 25/06843/LBC) for the replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective); Namely, to allow an extension for the submission of details confirming works have been undertaken in accordance with the requirements of the details set out under Conditions 9 and 11 until 31 November 2026.

    Submitted 12 Aug 2026 Heritage and listed buildings
  • 26/05499/FULL Awaiting decision

    43 Eaton Place London SW1X 8BX

    Variation of condition 9 and 11 of listed building dated 26th February 2026 (RN:25/06843/LBC) for the Replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective). Namely, an extension to the completion date for condition 9 and 11 condition until 31 November 2026.

    Submitted 12 Aug 2026 Full applications
  • 26/05501/ADLBC Decided

    43 Eaton Place London SW1X 8BX

    Details of the skirting proposed at the landings of the back of house staircase pursuant to Condition 3 (e) of listed building consent dated 26th February 2026 (RN: 25/06843/LBC).

    Submitted 12 Aug 2026
  • 25/08711/ADLBC Granted

    43 Eaton Place London SW1X 8BX

    Details of the temporary removal, cataloguing, labelling and storage of internal doors pursuant to Condition 4 (part) of listed building dated 30th April 2025 (RN:24/08517/LBC).

    Decided 15 Jan 2026 Conditions
  • 25/07075/ADLBC Awaiting decision

    43 Eaton Place London SW1X 8BX

    Detailed A method statement for the works to historic floorboards and samples demonstrating the different finishes considered and a sample of the intended finish pursuant to condition 11 (c,d) of listed building consent dated 30th April 2025 (RN:24/08517).

    Submitted 1 Oct 2025 Conditions
  • 25/07074/ADLBC Awaiting decision

    43 Eaton Place London SW1X 8BX

    Detailed method statement for the removal of the paint from the staircases and sample areas no larger than 1m3 demonstrating the different products and/or dwell times considered and a sample of the intended method of removal pursuant to condition 11 (a,b) of listed building consent dated 30th April 2025 (RN:24/08517).

    Submitted 1 Oct 2025 Conditions
  • 25/06843/LBC Granted

    43 Eaton Place London SW1X 8BX

    Replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective). (Linked with 25/06842/FULL)

    Decided 26 Feb 2026 Heritage and listed buildings
  • 25/05253/ADLBC Refused

    43 Eaton Place London SW1X 8BX

    Details of a method statement for the removal of the paint from the staircases pursuant to Condition 11 (a) of listed building dated 30 April 2025 (RN: 24/08517/LBC).

    Decided 8 Aug 2025 Conditions

Timeline

Dates from the published record

  1. 24 Sep 2025

    Received by Westminster

  2. 1 Oct 2025

    Validated

    Checked as complete and ready for consideration.

  3. 26 Feb 2026

    Decision issued: Application Permitted

  4. 21 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 25/06843/LBC Granted

    43 Eaton Place London SW1X 8BX

    Replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective). (Linked with 25/06842/FULL)

    Decided 26 Feb 2026 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

Boundary Space Ltd. Agent, registered in Buckingham

Active · incorporated 2010 · Buckingham

8 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

89 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 26 February 2026, 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 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

  • 43 Eaton Place London SW1X 8BX

    25/06843/LBC Submitted 24 Sep 2025 50 yards away

    Replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective). (Linked with 25/06842/FULL)

    Granted Heritage and listed buildings Loft or dormer Windows or glazing 83 docs

  • 43 Eaton Place London SW1X 8BX

    26/05499/LBC Submitted 12 Aug 2026 50 yards away

    90% historically approved · decision due ~7 Oct

    Variation of condition 9 and 11 of listed building consent dated 26th February 2026 (RN: 25/06843/LBC) for the replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective); Namely, to allow an extension for the submission of details confirming works have been undertaken in accordance with the requirements of the details set out under Conditions 9 and 11 until 31 November 2026.

    Awaiting decision Heritage and listed buildings Extension Loft or dormer +1

  • 43 Eaton Place London SW1X 8BX

    26/05499/FULL Submitted 12 Aug 2026 50 yards away

    87% historically approved · decision due ~7 Oct

    Variation of condition 9 and 11 of listed building dated 26th February 2026 (RN:25/06843/LBC) for the Replacement of the existing fourth floor (mansard) level single glazed windows, installation of a new security camera atop the mansard and minor amendments to internal alterations previously approved under RN: 24/08517/LBC, including retention of structural works, new areas of suspended ceiling, amendments to lighting and electrical layouts, replacement and/or retention of pre-existing wall linings/boxing/bulkheads, alterations to openings and new areas of floor coverings (part retrospective). Namely, an extension to the completion date for condition 9 and 11 condition until 31 November 2026.

    Awaiting decision Full applications Extension Loft or dormer +1

  • 43 Eaton Place London SW1X 8BX

    26/05501/ADLBC Submitted 12 Aug 2026 50 yards away

    89% historically approved · decision due ~7 Oct

    Details of the skirting proposed at the landings of the back of house staircase pursuant to Condition 3 (e) of listed building consent dated 26th February 2026 (RN: 25/06843/LBC).

    Decided

  • 43 Eaton Place London SW1X 8BX

    25/08711/ADLBC Submitted 28 Nov 2025 50 yards away

    Details of the temporary removal, cataloguing, labelling and storage of internal doors pursuant to Condition 4 (part) of listed building dated 30th April 2025 (RN:24/08517/LBC).

    Granted Conditions 2 docs

  • First Floor Flat 37 Eaton Place London SW1X 8BX

    26/02184/FULL Submitted 1 Apr 2026 50 yards away

    87% historically approved · decision due ~27 May

    Installation of replacement chimney extract. (Retrospective). Linked with 26/02185/LBC

    Awaiting decision Full applications 5 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront with Medication Dispensing Outlet.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 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.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 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.

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 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)

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 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)

    Received 14 Sep, published by the council 22 Sep 2026 Full applications