11 Knightsbridge London SW1X 7LY

1. 7 Aug 2026

   Received by Westminster

2. 12 Aug 2026

   Added to PlanIndex

3. 11 Sep 2026

   Status changed to Decided

   Previously Pending.

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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 21 Knightsbridge London

  25/05323/FULL Submitted 30 Jul 2025 50 yards away

  Erection of timber fence screening to the south boundary of the first floor flat roof and use as amenity space for occupiers of building.

  Refused Full applications 18 docs
  Small domestic

• 27 Grosvenor Crescent Mews London SW1X 7EX

  25/06625/TCA Submitted 16 Sep 2025 50 yards away

  T1 Ash Tree, Red: Tree in decline, one secondary stem has now failed which forms part of 50% of the overall crown, the remaining stem shows signs of stag headedness with major dead wood visable - tree height at 9mt, width at 5mt - Fell to mitigate risk to surrounding residential properties. T2 Mimosa Tree, Yellow: Crown reduction by 2mt, Tree shows signs of bark inclusion on primary stem, unknown fruiting body visable " known for heat rot decay - height at 6mt, to be reduced to 4mt, tree width at 5mt, to be reduced to 3mt - reduction to mitigate wind loading on bark inclusion to reduce risk to surrounding residential properties.

  Withdrawn Trees 10 docs

• 27 Grosvenor Crescent Mews London SW1X 7EX

  25/07089/TDD Submitted 30 Sep 2025 50 yards away

  1 x ash: fell; 1 x mimosa: fell

  Decided Trees

• 32 Grosvenor Crescent Mews London SW1X 7EX

  26/02074/ADFULL Submitted 27 Mar 2026 50 yards away

  88% historically approved · decision due ~22 May

  Details of land contamination, addressing the risk of ground gas and recommending that no remediation strategy, updated Whole Life Carbon Assessment based on the revised structural approach, draft legal agreement to mitigate the increased demand for on-street car parking and ensure a car-free development and Community Infrastructure Levy pursuant to conditions 6, 7, 16 of planning permission dated 17th October 2025 (RN:24/09037).

  Awaiting decision Full applications 5 docs

• 33 Grosvenor Crescent Mews London SW1X 7EX

  25/07924/ADFULL Submitted 31 Oct 2025 50 yards away

  Detailed drawings and a management plan in relation to the new planters, including size, layout and species pursuant to Condition 7 of planning permission dated 04 April 2025 (RN25/00783/FULL)

  Granted Full applications 11 docs

• 33 Grosvenor Crescent Mews London SW1X 7EX

  25/07290/ADFULL Submitted 9 Oct 2025 50 yards away

  Details of how waste is to be stored on site and how materials for recycling will be stored separately pursuant to Condition 6 of planning permission dated 4 April 2025 (RN: 25/00783/FULL).

  Granted Full applications 9 docs

• 26/07339/CLOPUD Awaiting decision

  123 Victoria Street London SW1E 6DE

  Use of part of ground floor reception area within Class E including, but not limited to, a retail café (Class E(a)).

  Received 27 Oct, published by the council 30 Oct 2026 Lawful development
• 26/07345/CLOPUD Awaiting decision

  New Scotland Yard Victoria Embankment London SW1A 2JL

  Installation of Solar Gard Stainless Steel 20 solar control film to the internal face of the existing fifth-floor glazing.

  Received 27 Oct, published by the council 30 Oct 2026 Lawful development
• 26/07293/CLOPUD Awaiting decision

  4 Kildare Gardens London W2 5LU

  Installation of one air source heat pump on the ground in the rear garden, about 447mm from the southern boundary fence and 5612 mm from the rear wall of the building, mounted on anti-vibration feet on stone pavers, with no enclosure or housing. Includes insulated flow and return pipework and a power supply into the lower ground floor plant room. Proposed as permitted development under Schedule 2, Part 14, Class G of the GPDO 2015 (as amended).

  Received 26 Oct, published by the council 29 Oct 2026 Lawful development
• 26/07294/CLOPUD Awaiting decision

  6 - 7 Clifford Street London W1S 2FT

  Installation of a new glazed door and associated glazing infill at fifth-floor terrace level, with glazing to match the existing.

  Received 26 Oct, published by the council 28 Oct 2026 Lawful development
• 26/07290/CLEUD Awaiting decision

  82A Chiltern Street London W1U 5AQ

  Confirmation that digging of trench to contain part of foundations is lawful and that planning permission 23/03464/FULL dated 30 October 2023 commenced before expiry of the three year time period.

  Received 23 Oct, published by the council 29 Oct 2026 Lawful development