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Planning application

79 Eaton Terrace London SW1W 8TN

Decided Westminster 26/03720/ADFULL

Works: Extension Windows or glazing

Relates to 25/05689/FULL, 26/03771/ADLBC

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Details of sample panel of brickwork; detailed drawings of new windows and doors to the rear lower ground and ground floor extensions; and detailed drawings of a hard and soft landscaping scheme pursuant to Conditions 4, 7(a) and 15 of planning permission dated 23 March 2026 (RN: 25/05689/FULL).

As published by the council, reference 26/03720/ADFULL

Application record

Reference
26/03720/ADFULL
Status
Decided
Received
8 Jun 2026
Validated
9 Jul 2026
Ward
Knightsbridge & Belgravia
Postcode
SW1W 8TN

Site history

Applications at this address on the Westminster register

This site has had 7 applications since 2025: 2 approved, 3 refused.

  • 26/03771/ADLBC Awaiting decision

    79 Eaton Terrace London SW1W 8TN

    Detailed drawings of a) new windows and doors to the rear lower ground and ground floor extensions; b) new rear dormer windows; c) new staircase; d) new cornicing and skirting; and e) internal doors pursuant to Condition 6 of listed building consent dated 23 March 2026 (RN: 25/05690/LBC) [Linked to 26/03720/ADFULL]

    Submitted 8 Jun 2026 Conditions
  • 26/00220/ADFULL Refused

    79 Eaton Terrace London SW1W 8TN

    Sample panel of brickwork, built on site, which shows the colour, texture, face bond and pointing pursuant to condition 4 of planning permission dated 8th April 2025 (RN 24/08694/FULL)

    Decided 3 Mar 2026 Full applications
  • 26/00045/ADFULL Refused

    79 Eaton Terrace London SW1W 8TN

    Details of sample panel of brickwork held on site pursuant to condition 4 of planning permission dated 8th April 2025 (RN: 24/08694/FULL). Linked to 26/01343/ADLBC.

    Decided 23 Apr 2026 Full applications
  • 26/01343/ADLBC Refused

    79 Eaton Terrace London SW1W 8TN

    Details of sample panel of brickwork held on site pursuant to condition 3 of listed building consent dated 8th April 2025 (RN: 24/08695/LBC). Linked with 26/00045/ADFULL

    Decided 23 Apr 2026 Conditions
  • 25/05689/FULL Granted

    79 Eaton Terrace London SW1W 8TN

    Erection of lower ground floor and ground floor rear extensions. Installation of air conditioning plant within two acoustic enclosures in rear garden and associated landscaping works. Alterations to windows on the rear elevation. Replacement of staircase and railings to front lightwell, alterations to front vaults and installation of a rainwater downpipe to the front elevation.

    Decided 26 Mar 2026 Full applications
  • 25/05690/LBC Granted

    79 Eaton Terrace London SW1W 8TN

    Erection of lower ground floor and ground floor rear extensions. Alterations to windows on the rear elevation. Replacement of staircase and railings to front lightwell and installation of a rainwater downpipe to the front elevation. Internal alterations including lowering of floor of front vaults, alterations to stairs including stair winders in some levels; lowering of floor levels in lower ground floor rear room, first and second floors of closet wing, and installation of internal mechanical services.

    Decided 26 Mar 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 8 Jun 2026

    Received by Westminster

  2. 9 Jul 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. 11 Sep 2026

    Status changed to Decided

    Previously Pending.

Cases linked to this one on the register

  • 25/05689/FULL Granted

    79 Eaton Terrace London SW1W 8TN

    Erection of lower ground floor and ground floor rear extensions. Installation of air conditioning plant within two acoustic enclosures in rear garden and associated landscaping works. Alterations to windows on the rear elevation. Replacement of staircase and railings to front lightwell, alterations to front vaults and installation of a rainwater downpipe to the front elevation.

    Decided 26 Mar 2026 Full applications
  • 26/03771/ADLBC Awaiting decision

    79 Eaton Terrace London SW1W 8TN

    Detailed drawings of a) new windows and doors to the rear lower ground and ground floor extensions; b) new rear dormer windows; c) new staircase; d) new cornicing and skirting; and e) internal doors pursuant to Condition 6 of listed building consent dated 23 March 2026 (RN: 25/05690/LBC) [Linked to 26/03720/ADFULL]

    Submitted 8 Jun 2026 Conditions

1 later application on the register refers to this one:

  • 26/03771/ADLBC Awaiting decision

    79 Eaton Terrace London SW1W 8TN

    Detailed drawings of a) new windows and doors to the rear lower ground and ground floor extensions; b) new rear dormer windows; c) new staircase; d) new cornicing and skirting; and e) internal doors pursuant to Condition 6 of listed building consent dated 23 March 2026 (RN: 25/05690/LBC) [Linked to 26/03720/ADFULL]

    Submitted 8 Jun 2026 Conditions

Documents

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

25 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

After the decision

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About this record

The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.

Nearby applications

Within 0.3 miles

  • 79 Eaton Terrace London SW1W 8TN

    26/00220/ADFULL Submitted 15 Jan 2026 50 yards away

    Sample panel of brickwork, built on site, which shows the colour, texture, face bond and pointing pursuant to condition 4 of planning permission dated 8th April 2025 (RN 24/08694/FULL)

    Refused Full applications 11 docs

  • 79 Eaton Terrace London SW1W 8TN

    26/03771/ADLBC Submitted 8 Jun 2026 50 yards away

    90% historically approved · decision due ~3 Sep

    Detailed drawings of a) new windows and doors to the rear lower ground and ground floor extensions; b) new rear dormer windows; c) new staircase; d) new cornicing and skirting; and e) internal doors pursuant to Condition 6 of listed building consent dated 23 March 2026 (RN: 25/05690/LBC) [Linked to 26/03720/ADFULL]

    Awaiting decision Conditions Extension Loft or dormer +1 18 docs

  • 79 Eaton Terrace London SW1W 8TN

    26/00045/ADFULL Submitted 6 Jan 2026 50 yards away

    Details of sample panel of brickwork held on site pursuant to condition 4 of planning permission dated 8th April 2025 (RN: 24/08694/FULL). Linked to 26/01343/ADLBC.

    Refused Full applications 9 docs

  • 79 Eaton Terrace London SW1W 8TN

    26/01343/ADLBC Submitted 6 Jan 2026 50 yards away

    Details of sample panel of brickwork held on site pursuant to condition 3 of listed building consent dated 8th April 2025 (RN: 24/08695/LBC). Linked with 26/00045/ADFULL

    Refused Conditions 9 docs

  • 79 Eaton Terrace London SW1W 8TN

    25/05689/FULL Submitted 13 Aug 2025 50 yards away

    Erection of lower ground floor and ground floor rear extensions. Installation of air conditioning plant within two acoustic enclosures in rear garden and associated landscaping works. Alterations to windows on the rear elevation. Replacement of staircase and railings to front lightwell, alterations to front vaults and installation of a rainwater downpipe to the front elevation.

    Granted Full applications Extension Windows or glazing 54 docs

  • 79 Eaton Terrace London SW1W 8TN

    25/05690/LBC Submitted 13 Aug 2025 50 yards away

    Erection of lower ground floor and ground floor rear extensions. Alterations to windows on the rear elevation. Replacement of staircase and railings to front lightwell and installation of a rainwater downpipe to the front elevation. Internal alterations including lowering of floor of front vaults, alterations to stairs including stair winders in some levels; lowering of floor levels in lower ground floor rear room, first and second floors of closet wing, and installation of internal mechanical services.

    Granted Heritage and listed buildings Extension Windows or glazing 21 docs