Flat 4a Block 4 Portman Mansions Chiltern Street London W1U 6NS

1. 24 Sep 2025

   Received by Westminster

2. 1 Oct 2025

   Decision issued: Application Withdrawn

3. 21 Jul 2026

   Added to PlanIndex

The applicant withdrew this application before Westminster decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• Globe 43 Marylebone Road London NW1 5JY

  26/02263/ADV Submitted 3 Apr 2026 50 yards away

  84% historically approved · decision due ~29 May

  Display of externally illuminated projecting sign measuring 0.9m X 1.2m, externally illuminated fascia sign measuring 6.203m X 0.705m, 2.563m X 0.3m, 1.25m X 0.9m, non illuminated fascia sign measuring 1.2m X 0.2m, 0.25m X 0.25m,0.47m X 0.9m, internally illuminated other sign measuring 1.88m X 0.6m, 1.415m X 0.6m, internally illuminated fascia sign measuring 0.377m X 0.5m and non illuminated other sign 0.261m X 0.187m

  Awaiting decision Advertising 6 docs

• Flat 4b Block 4 Portman Mansions Chiltern Street London W1U 6NS

  26/01860/FULL Submitted 23 Mar 2026 50 yards away

  87% historically approved · decision due ~2 Jun

  Like for like replacement of nine windows at lower ground floor level.

  Awaiting decision Full applications Windows or glazing 11 docs

• 128 Baker Street London W1U 6TZ

  07/09057/ADV Submitted 17 Oct 2007 50 yards away

  Display of externally illuminated fascia and projecting signs.

  Granted Advertising 6 docs

• 128 Baker Street London W1U 6TZ

  07/03608/ADV Submitted 23 Apr 2007 50 yards away

  Display of externally illuminated fascia sign and internally-illuminated projecting sign.

  Refused Advertising 5 docs

• 128 Baker Street London W1U 6TZ

  07/03607/FULL Submitted 23 Apr 2007 50 yards away

  Installation of new entrance doors and cladding to entrance pilasters.

  Granted Full applications 10 docs

• 126 - 134 Baker Street London W1U 6SH

  26/04634/NMA Submitted 10 Jul 2026 50 yards away

  93% historically approved · decision due ~4 Sep

  Amendments to planning permission dated 10th November 2015 (RN:15/07396/FULL) for Erection of three storey extension at the rear of the building at second, third and fourth floor level and use of enlarged second to fourth floors as 11 flats (Class C3). Installation of plant within existing roof top plant room and plant within existing stairwell at roof level. Installation of photovoltaic panels and living roof at roof level and new entrance doors at ground floor level. Namely, changes to the extension at the rear of the building to alter the external appearance from a brick finish to a render finish, removal of two windows to side elevation to the extension to the rear of the building, replacement of existing retained windows to rear elevation (in lieu of installation of secondary internal glazing) and amending the wording of Condition 3 to enable the relocation of the cycle store to ground floor level.

  Decided Amendments New dwelling Extension +1
  Major scheme

• 26/06333/TCA Awaiting decision

  Basement 17 Claverton Street London SW1V 3AY

  Removal of an overgrown and poor specimen Leyland cypress tree in a confined space in the rear garden of 17 Claverton Street, Sw1v 3AY. We wish to remove this tree and replace it with a semi mature Amelanchier Lamarckii which is more appropriate for the space.

  Received 16 Sep, published by the council 17 Sep 2026 Trees
• 26/06346/TPO Awaiting decision

  Crown Court 123 Park Road London NW8 7JH

  Front T1 Lime x 1 (Tilia spp) This 12m triple stem mature lime tree has previously been reduced, its cyclical prune is now due. The lateral growth is touching the windows and hangs low over the road. Suggested work: - crown reduction - reduce height 2m back to previous reduction points - reduce the lateral growth 2-2.5m back to previous reduction points, leaving furnishing growth - retain 50% of internal fine branch structure Front T2 Lime x 1 (Tilia spp) This 12m triple stem mature lime tree has previously been reduced, its cyclical prune is now due. The lateral growth is touching the windows and hangs low over the road. Suggested work: - crown reduction - reduce height 2m back to previous reduction points - reduce the lateral growth 2-2.5m back to previous reduction points, leaving furnishing growth - retain 50% of internal fine branch structure Front T3 London Plane x 1 (Platanus x hispanica) This 16m mature London plane has previously been pollarded, its cyclical prune is now due. Regrowth is touching the building and encroaching upon the balconies. Suggested work:- reduce all round 2-3m back to previous

  Received 16 Sep, published by the council 17 Sep 2026 Trees
• 26/06307/TCA Awaiting decision

  140 Loudoun Road London NW8 0ND

  T1 Acer reduce by cira 1.5m to suitable pruning points T2 Mature apple tree - Crown lift to 2.5 metres from the ground and cut back from the public infrastructure. T3 Magnolia grandiflora - reduce by 1.5m and cut back from building creating a clearance of 2m T4 - Apple Tree - Remove deadwood and reduce crown by 1m Reason for work: General tree maintenance

  Received 15 Sep, published by the council 17 Sep 2026 Trees
• 26/06302/TCA Awaiting decision

  Old Admiralty Building Spring Gardens London SW1A 2AH

  fell to 50mm from ground level Cherry trees in pots in courtyard (G1 - trees have extensive damage to main stems and crown)

  Received 15 Sep, published by the council 17 Sep 2026 Trees
• 26/06282/TCA Awaiting decision

  13 Randolph Crescent London W9 1DP

  T4 - Reduce magnolia crown by 0.5?1m and thin by 10-15% all around, and remove any deadwood whilst retaining furnishing growth. This is to allow more light through the canopy and maintain the crown at a manageable size.

  Received 14 Sep, published by the council 17 Sep 2026 Trees