Planning application
101 Eaton Terrace London SW1W 8TW
Works: Extension Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Lowering of window ground floor cill at Room 03; omit both rebuilding of the collapsed brick nib wall and installing of glass doors or full-height glass panel doors at the rear elevation (room 4); and associated works. (Amendments to listed building consent dated 07 August 2025 RN: 25/01965/LBC for 'erection of a rear extension to the lower ground floor (replacing the existing non-original conservatory), including internal reconfiguration and the addition of an external staircase to the existing front light well.')
As published by the council, reference 25/06355/LBC
Application record
- Reference
- 25/06355/LBC
- Type
- Listed Building Consent Application
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 8 Sep 2025
- Validated
- 22 Sep 2025
- Decided
- 17 Feb 2026
- Ward
- Knightsbridge & Belgravia
- Decision by
- Delegated Decision
- Postcode
- SW1W 8TW
Site history
Applications at this address on the Westminster register
This site has had 6 applications since 2025: 2 approved, 0 refused.
-
26/02260/LBC Awaiting decision
101 Eaton Terrace London SW1W 8TW
The replacement of the non-original conservatory glass roof with a new double-glazed roof matching the existing in profile and design existing conservatory glass roof and adjustments to the rear door, replacement of the living room glass roof, minor rooflight modifications, and missing coping stones.
-
26/02179/FULL Awaiting decision
101 Eaton Terrace London SW1W 8TW
Variation of condition 1 of planning permission dated 6th August 2025 (RN:25/02054/FULL) for the Erection of a rear extension to the lower ground floor (replacing the existing non-original conservatory), including internal reconfiguration and the addition of an external staircase to the existing front light well. Namely, alterations to rear door, replacement of non-original conservatory roof, increase in rooflight dimensions and missing coping stones.
-
25/09277/FULL Awaiting decision
101 Eaton Terrace London SW1W 8TW
Installation of two new condensers to the rear elevation. (Linked to 25/09278/LBC)
-
25/09278/LBC Awaiting decision
101 Eaton Terrace London SW1W 8TW
Installation of two new condensers to the rear elevation. (Linked to 25/09277/FULL)
-
25/06354/FULL Granted
101 Eaton Terrace London SW1W 8TW
Variation of condition 1 of planing permission dated 6 August 2025 (RN: 25/02054/FULL) for the: "Erection of a rear extension to the lower ground floor (replacing the existing non-original conservatory), including internal reconfiguration and the addition of an external staircase to the existing front light well". Namely, to allow lowering of window ground floor cill at Room 03; omit both rebuilding of the collapsed brick nib wall and installing of glass doors or full-height glass panel doors at the rear elevation (room 4); and associated works.
Timeline
Dates from the published record
-
8 Sep 2025
Received by Westminster
-
22 Sep 2025
Validated
Checked as complete and ready for consideration.
-
17 Feb 2026
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
4 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 documentsWhat this grant of permission means
Westminster granted permission on 17 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 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
-
101 Eaton Terrace London SW1W 8TW
90% historically approved · decision due ~29 May
The replacement of the non-original conservatory glass roof with a new double-glazed roof matching the existing in profile and design existing conservatory glass roof and adjustments to the rear door, replacement of the living room glass roof, minor rooflight modifications, and missing coping stones.
Awaiting decision Heritage and listed buildings Extension Loft or dormer +1 14 docs -
87 Eaton Terrace London SW1W 8TW
87% historically approved · decision due ~19 Oct
Excavation of rear garden to increase size of lightwell and lower ground floor; install walk on roof lights to flat roofs and replacement of external doors and windows with like for like doors and windows. Internal alterations.
Awaiting decision Full applications Loft or dormer Windows or glazing -
87 Eaton Terrace London SW1W 8TW
90% historically approved · decision due ~19 Oct
Excavation of rear garden to increase size of lightwell and lower ground floor; install walk on roof lights to flat roofs and replacement of external doors and windows with like for like doors and windows. Internal alterations.
Awaiting decision Heritage and listed buildings Loft or dormer Windows or glazing -
101 Eaton Terrace London SW1W 8TW
87% historically approved · decision due ~27 May
Variation of condition 1 of planning permission dated 6th August 2025 (RN:25/02054/FULL) for the Erection of a rear extension to the lower ground floor (replacing the existing non-original conservatory), including internal reconfiguration and the addition of an external staircase to the existing front light well. Namely, alterations to rear door, replacement of non-original conservatory roof, increase in rooflight dimensions and missing coping stones.
Awaiting decision Full applications Extension Loft or dormer 27 docs -
101 Eaton Terrace London SW1W 8TW
Variation of condition 1 of planing permission dated 6 August 2025 (RN: 25/02054/FULL) for the: "Erection of a rear extension to the lower ground floor (replacing the existing non-original conservatory), including internal reconfiguration and the addition of an external staircase to the existing front light well". Namely, to allow lowering of window ground floor cill at Room 03; omit both rebuilding of the collapsed brick nib wall and installing of glass doors or full-height glass panel doors at the rear elevation (room 4); and associated works.
Granted Full applications Extension Windows or glazing 26 docs -
101 Eaton Terrace London SW1W 8TW
87% historically approved · decision due ~8 Jul
Installation of two new condensers to the rear elevation. (Linked to 25/09278/LBC)
Awaiting decision Full applications 36 docs
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