9 Eccleston Square London SW1V 1NP

This site has had 2 applications since 2025: 1 approved, 0 refused.

• 25/06030/LBC Granted

  9 Eccleston Square London SW1V 1NP

  Replacement of flat roof covering, box gutter linings. Repairs to rear parapet flashing, timber rooflight lantern frame and flashing, pitched roofs, front rainwater downpipe, stucco balustrade.

  Decided 7 Oct 2025 Heritage and listed buildings

1. 30 Mar 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 25 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 66 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided condition discharge and variation applications in a median of 42 days. More in our guide to how long planning decisions take.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• 1D Eccleston Square London SW1V 1NP

  26/01575/LBC Submitted 11 Mar 2026 50 yards away

  90% historically approved · decision due ~21 May

  Installation of four replacement timber sash windows within mansard roof storey.

  Awaiting decision Heritage and listed buildings Loft or dormer Windows or glazing 16 docs

• Flat 2 5 Eccleston Square London SW1V 1NP

  26/00686/LBC Submitted 5 Feb 2026 50 yards away

  90% historically approved · decision due ~2 Apr

  Replacement of roof and rooflights to rear closet wing at first floor level with associated raising of existing parapet.

  Awaiting decision Heritage and listed buildings Loft or dormer 17 docs

• Flat 2 5 Eccleston Square London SW1V 1NP

  26/00685/FULL Submitted 5 Feb 2026 50 yards away

  87% historically approved · decision due ~2 Apr

  Replacement of roof and rooflights to rear closet wing at first floor level with associated raising of existing parapet.

  Awaiting decision Full applications Loft or dormer 21 docs

• 1D Eccleston Square London SW1V 1NP

  26/02019/FULL Submitted 26 Mar 2026 50 yards away

  87% historically approved · decision due ~21 May

  Installation of four replacement timber sash windows within mansard roof storey.

  Awaiting decision Full applications Loft or dormer Windows or glazing 15 docs

• 9 Eccleston Square London SW1V 1NP

  25/06030/LBC Submitted 22 Aug 2025 50 yards away

  Replacement of flat roof covering, box gutter linings. Repairs to rear parapet flashing, timber rooflight lantern frame and flashing, pitched roofs, front rainwater downpipe, stucco balustrade.

  Granted Heritage and listed buildings Loft or dormer Roofing 31 docs

• 6 Eccleston Square London SW1V 1NP

  25/07422/FULL Submitted 14 Oct 2025 50 yards away

  87% historically approved · decision due ~25 Dec

  Full refurbishment of Flat 6 involving the demolition of the existing modern mansard roof and dormers at 4th level, and of the terrace above the 4th Floor and creation of a new roof with a sunk terrace, recessed from both elevations, in the middle section of the roof, insertion of a hinged sky door fit in the roof and creation of an internal stair for accessing the roof terrace, layout improvement of the 4th floor with minor alterations of the bedrooms configuration and the enlargement of existing bathroom, with the provision of a skylight about the bath/ shower area, vertical extension of the existing cantilevered rear extension, with the creation of a new rear extension volume above, partially covering the existing rear extension, housing a shower area and improvement of existing WC on the landing in between the 3rd and 4th floors; layout optimization of the 3rd floor and renewal of the existing modern double-glazing windows with new like to like timber, slim line double glazed conservation windows and installation of ASHP heat pump. (Linked to 25/07423/LBC)

  Awaiting decision Full applications Extension Loft or dormer +3 49 docs

• 26/04860/ADLBC Granted

  New Zealand House 80 Haymarket London SW1Y 4TE

  Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)

  Received 20 Jul, published by the council 1 Aug 2026 Conditions
• 26/04843/ADLBC Granted

  New Zealand House 80 Haymarket London SW1Y 4TE

  Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).

  Received 20 Jul, published by the council 1 Aug 2026 Conditions
• 26/05026/ADLBC Awaiting decision

  St James's Park The Mall London SW1A 1AA

  Details of method statement for re-carving works pursuant to condition 3(i) of listed building consent dated 16 July 2026 (RN: 26/03399/LBC)

  Received 27 Jul, published by the council 4 Aug 2026 Conditions
• 26/04850/ADLBC Awaiting decision

  17 Belgrave Square London SW1X 8PG

  Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)

  Received 20 Jul, published by the council 1 Aug 2026 Conditions
• 25/07120/ADLBC Granted

  72 - 74 Lancaster Gate London W2 3NH

  Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)

  Received 2 Oct, published by the council 21 Jul 2026 Conditions