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Planning application

Basement And Ground Floor 41 Eaton Square London SW1W 9DH

Granted Westminster 25/08640/FULL Full Planning Permission Application

Works: Windows or glazing

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

Proposal

Replacement sidelight windows to rear lower ground level doors.

As published by the council, reference 25/08640/FULL

Application record

Reference
25/08640/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
26 Nov 2025
Validated
26 Nov 2025
Decided
19 Mar 2026
Ward
Knightsbridge & Belgravia
Decision by
Delegated Decision
Postcode
SW1W 9DH

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2025: 2 approved, 0 refused.

  • 26/03116/ADFULL Awaiting decision

    Basement And Ground Floor 41 Eaton Square London SW1W 9DH

    Detailed of drawings showing the following alteration to the scheme and detailed drawings (plans and elevations at 1:10 and sections at 1:5) of a revised rear elevation drawing showing the proposed fenestration pattern and method of opening for the sidelights at rear lower ground floor level and the proposed windows to be fitted into the lower ground floor rear sidelights pursuant to condition 4 of planning permission dated 19th March 2026 (RN:25/08640/FULL)

    Submitted 12 May 2026 Full applications
  • 26/03119/ADLBC Awaiting decision

    Basement And Ground Floor 41 Eaton Square London SW1W 9DH

    Details of drawings showing the following alteration to the scheme and detailed drawings (plans and elevations at 1:10 and sections at 1:5) of a revised rear elevation drawing showing the proposed fenestration pattern and method of opening for the sidelights at rear lower ground floor level and the proposed windows to be fitted into the lower ground floor rear sidelights pursuant to condition 3 of listed building dated 16th March 2026 (RN:25/08641/LBC)

    Submitted 12 May 2026 Conditions
  • 25/08641/LBC Granted

    Basement And Ground Floor 41 Eaton Square London SW1W 9DH

    Replacement sidelight windows at rear lower ground level doors and internal alterations at ground and lower ground levels.

    Decided 16 Mar 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 26 Nov 2025

    Received by Westminster

  2. 19 Mar 2026

    Decision issued: Application Permitted

  3. 20 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Atomik Architecture Agent, an architecture practice registered in Market Rasen

Active · incorporated 2004 · Market Rasen

14 applications on PlanIndex · across 5 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

8 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 19 March 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

  • Basement And Ground Floor 41 Eaton Square London SW1W 9DH

    25/08641/LBC Submitted 26 Nov 2025 50 yards away

    Replacement sidelight windows at rear lower ground level doors and internal alterations at ground and lower ground levels.

    Granted Heritage and listed buildings Windows or glazing 19 docs
  • 42 Eaton Square London SW1W 9BD

    25/08642/LBC Submitted 26 Nov 2025 50 yards away

    Internal alterations at lower ground level.

    Granted Heritage and listed buildings 15 docs
  • 43 Eaton Square London SW1W 9BD

    25/07822/LBC Submitted 29 Oct 2025 50 yards away

    Installation of internal air conditioning system at lower ground floor level.

    Granted Heritage and listed buildings 17 docs
  • Flat B 39 Eaton Square London SW1W 9DH

    26/00513/LBC Submitted 28 Jan 2026 50 yards away

    Replacement of existing front and rear french doors with timber framed double glazed french doors.

    Decided Heritage and listed buildings Windows or glazing 15 docs
  • Flat B 39 Eaton Square London SW1W 9DH

    25/08987/LBC Submitted 11 Dec 2025 50 yards away

    Replacement of existing front and rear french doors with timber framed double glazed french doors.

    Granted Heritage and listed buildings Windows or glazing 18 docs
  • 42 Boscobel Place London SW1W 9PE

    25/09291/FULL Submitted 22 Dec 2025 50 yards away

    88% historically approved · decision due ~16 Feb

    Installation of skydoor rooflight and railings in connection with use of main roof as a terrace and installation of one air-conditioning condenser unit on roof next to chimney stack with acoustic screen.

    Awaiting decision Full applications Loft or dormer 20 docs

In Westminster

  • 26/06234/FULL Decided

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    Received 11 Sep, published by the council 18 Sep 2026 Full applications
  • 26/06015/FULL Decided

    129 Saltram Crescent London W9 3JT

    Erection of a two-storey rear extension.

    Received 3 Sep, published by the council 11 Sep 2026 Full applications
  • 26/07382/FULL Awaiting decision

    90 Gloucester Place London W1U 6HS

    Use of the building as an embassy (sui generis)

    Received 28 Oct, published by the council 2 Nov 2026 Full applications
  • 26/07363/FULL Awaiting decision

    36 Kilravock Street London W10 4HX

    Demolition of existing rear/side extension and construction of a new extension together with new glazing and doors, and changing the existing rooflights to the rear roof slope with new rooflights.

    Received 28 Oct, published by the council 2 Nov 2026 Full applications
  • 26/07371/FULL Awaiting decision

    8A Randolph Road London W9 1AN

    Amalgamation of two residential units with internal refurbishment and reconfiguration. (Linked with 26/07372/LBC)

    Received 28 Oct, published by the council 2 Nov 2026 Full applications