3 Mansfield Street London W1G 9ND

This site has had 3 applications since 2019: 1 approved, 0 refused.

• 20/00954/ADLBC Granted

  3 Mansfield Street London W1G 9ND

  Details pursuant to condition 6 of listed building consent dated 7th June 2019 (RN: 19/02852), namely the submission of detailed drawings to show the proposed floor, ceiling and wall build-up.

  Decided 17 Feb 2020 Conditions
• 19/03700/FULL Awaiting decision

  3 Mansfield Street London W1G 9ND

  Application for A/C condenser installation to flat roof area & insertion of full louvred door to single vault at LG level. (Linked with 19/02852/LBC)

  Submitted 15 May 2019 Full applications

1. 17 Feb 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 14 April 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 tree works applications in a median of 39 days. More in our guide to how long planning decisions take.

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.

• 3 Mansfield Street London W1G 9ND

  20/00954/ADLBC Submitted 11 Feb 2020 50 yards away

  Details pursuant to condition 6 of listed building consent dated 7th June 2019 (RN: 19/02852), namely the submission of detailed drawings to show the proposed floor, ceiling and wall build-up.

  Granted Conditions 14 docs

• 3 Mansfield Street London W1G 9ND

  19/03700/FULL Submitted 15 May 2019 50 yards away

  87% historically approved · decision due ~10 Jul

  Application for A/C condenser installation to flat roof area & insertion of full louvred door to single vault at LG level. (Linked with 19/02852/LBC)

  Awaiting decision Full applications

• 2 Mansfield Mews London W1G 9NL

  25/06964/FULL Submitted 29 Sep 2025 50 yards away

  Replacement of existing glass roof finish with a zinc covering.

  Granted Full applications 18 docs

• Orbis House 5 Mansfield Street London W1G 9NG

  26/00954/ADFULL Submitted 16 Feb 2026 50 yards away

  Detailed specifications, and drawings at 1:10 with full size details, of refurbishment works to the windows, and of detailed drawings at 1: 10 with full size sections through the glazing bars of the new sash windows and French windows pursuant to condition 6 of planning permission dated 5th September 2024 (RN:24/01895/FULL)

  Granted Full applications Windows or glazing 41 docs

• Orbis House 5 Mansfield Street London W1G 9NG

  26/00940/ADLBC Submitted 16 Feb 2026 50 yards away

  Detailed specifications, and drawings at 1:10 with full size details, of refurbishment works to the windows, and of detailed drawings at 1: 10 with full size sections through the glazing bars of the new sash windows and French windows pursuant to Condition 6 of Listed Building Consent 05 September 2024 (RN24/01896/LBC)

  Granted Conditions Windows or glazing 20 docs

• Orbis House 5 Mansfield Street London W1G 9NG

  26/04876/LBC Submitted 21 Jul 2026 50 yards away

  90% historically approved · decision due ~15 Sep

  Provision of guarding system to provide safe access for maintenance across the roof; alteration at south elevations omitting window SFW11 from the new WC, remove the existing RWP from the internal courtyard corner, removal of the existing plastic section of a redundant vent pipe at lower level and retain original lead; new cast iron rain water pipes at west elevation; and internal layout alterations at basement, ground, 2nd, 3rd floors. (Linked with 26/04873/NMA)

  Decided Heritage and listed buildings Windows or glazing

• 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

  2 x lime (T1, T2): crown reduce to previous, most recent reduction points (2-2.5m), retaining furnisging growth and at least 50% of fine branch structure. 1 x London plane (T3): crown reduce to previous most recent reduction points.

  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