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Planning application

Buckingham Palace The Mall London SW1A 1AA

Awaiting decision Westminster 25/07846/LBC Listed Building Consent Application

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Restoration of perimeter railings, gates, lanterns, and bollards to Forecourt and Ambassador's Court, including a change of base colour from existing black to dark green, and stone cleaning.

As published by the council, reference 25/07846/LBC

Application record

Reference
25/07846/LBC
Type
Listed Building Consent Application
Status
Pending
Received
29 Oct 2025
Validated
12 Nov 2025
Ward
St James's
Postcode
SW1A 1AA

Site history

Applications at this address on the Westminster register

This site has had 43 applications since 2025: 15 approved, 0 refused.

  • 26/06040/ADLBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Samples of finishes and locations of control boxes, emergency buttons and any associated signage in 'front of house' areas; pursuant to condition 5(b) of Listed Building Consent dated 2nd March 2026 (25/07714/LBC)

    Submitted 3 Sep 2026
  • 26/05894/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Internal alterations to extend the Clockmakers Staircase up to second floor level to provide new means of escape, fire upgrade and general refurbishment and redecorations.

    Submitted 27 Aug 2026 Heritage and listed buildings
  • 26/05815/TCA Decided

    Buckingham Palace The Mall London SW1A 1AA

    1638 Platanus x hispanica (London Plane) - Reduce lateral branches by 3m to the east and south and 1.5m to the west, to suitable branch junctions. 1639 Platanus x hispanica (London Plane) - Reduce lower crown to the south to allow 2.5m clearance under street light. 1643 Platanus x hispanica (London Plane) - Reduce selected over-extended lateral limbs by 4m to the east, and by 2.5m to the west to suitable branch junctions. 1645 Platanus x hispanica (London Plane) - Prune lower crown to the north to allow 2m clearance from temporary buildings. 1647 Platanus x hispanica (London Plane) - Reduce lateral limbs by 3m to the west to suitable branch junctions. Removal of limb with topside decay at 8m projecting north. 1649 Platanus x hispanica (London Plane) - Reduce the crown height by 3m and lateral spread by 2.5m to the east and south, and by 1.5m to the north and west to suitable branch junctions (as indicated in the submitted photograph). 1651 Platanus x hispanica (London Plane) - Overall crown reduction by up to 3m to the previous pruning points. 2660 Platanus x hispanica (London Plane) - Reduce selected over-extended lateral limbs by approximately 2.5m to the north, south, and west, and 1m to the east to suitable branch junctions. 2662 Platanus x hispanica (London Plane) - Reduce main lateral limb at 8m projecting to the south-west by 3.5m. Reduce lower lateral branches by 3m to the north. Reduce one limb to the west by 3m and selected branch projecting east into the canopy of tree 2663. All reductions to suitable branch junctions. 2663 Platanus x hispanica (London Plane) - Reduce upper canopy to the east by 2.5m, mid canopy to the south by 3m, lower canopy to south west by 1-2m and lower limb to north east by 2-3m. All reductions to suitable branch junctions.

    Submitted 25 Aug 2026 Trees
  • 26/05439/TCA Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    68 Ailanthus altissima (Tree of Heaven) - Reduce lateral spread of the crown to the west to allow 1.5m clearance from camera and light column. 1255 Platanus x hispanica (London Plane) - Carry out tip-reduction of lateral limb projecting north at 12m by 3m to mitigate risk of failure associated with presence of Inonotus hispidus. Carry out a crown reduction of up to 3m in height and spread to reduce wind-loading stresses on the main stem at 8m and at 16m. Remove dead stub at 16m. 1294 Robinia pseudoacacia (False Acacia) - Reduce crown to historic pollard points at approx. 9m to mitigate risk of failure of the main stem. 1341 Sorbus latifolia (Broad-leaved Whitebeam) - Reduce the crown in height by up to 3m with a lateral reduction of 1.5m to 2m, to lower the risk of failure associated with decay near the main stem union. 1571 Platanus x hispanica (London Plane) - Reduce the crown in height by 5m, with a lateral reduction of 2.5 to 4m to reduce the likelihood of failure due to the discoverable decay within the union area and to allow clearance from adjacent lamp column.

    Submitted 11 Aug 2026 Trees
  • 26/05440/TCA Decided

    Buckingham Palace The Mall London SW1A 1AA

    1281 Platanus x hispanica (London Plane) - Fell to ground level. 1382 Platanus x hispanica (London Plane) - Overall crown reduction in height and laterally by 1.5-2m to suitable growth points. 1457 Fraxinus excelsior 'Jaspidea' (Yellow Ash) - 1. Reduce lateral limb projecting north at 5m by 2.5m (to include sub-lateral originating from approx. 3.5m out on parent limb). 2. Reduce lateral limb projecting south at 6m by 3.5m. 3. Reduce limb projecting south-west by 3m. 4. Reduce upper crown height by up to 3m. Remove - Remove failed, hanging limb at approx. 8m west. 1460 Sophora japonica (Pagoda Tree) - Fell tree to ground level. 1497 Acer pseudoplatanus (Sycamore) - Carry out a crown reduction of height and spread by up to 5m. 1509 Davidia involucrata (Handkerchief Tree) - Reduce crown height and spread by up to 2m (reducing to, and retaining, live wood). 1596 Betula pubescens (Downy Birch) - Fell tree to ground level.

    Submitted 11 Aug 2026 Trees
  • 26/05438/TCA Decided

    Buckingham Palace The Mall London SW1A 1AA

    372 Prunus sargentii (Sargent's Cherry). Remove diseased material from crown. 395 Ilex x altaclarensis 'Golden King' (Variegated Holly). Reduce crown in height by 5-6m and laterally by 2.5m. 604 Populus X canadensis (Hybrid Poplar). Reduce crown by 30-40 per cent 830 Crataegus monogyna (Hawthorn). Remove partially failed branch at 4m. 1014 Malus floribunda (Japanese Crab). Fell recently failed tree. 1377 Acer pseudoplatanus (Sycamore). Cut back one number limb toward the east 2m back from security fence. 1428 Acer pseudoplatanus (Sycamore). Reduce the lateral spread of the crown to the west to allow 1.5m clearance from lamp column and remove hanging branch. 1512 Morus nigra (Black Mulberry) Reduce the lateral spread of the crown by 1.5m to the north and 3.5m to the east. 1592 Gymnocladus dioica (Kentucky coffee tree). Remove partially failed branch at approx 8m to the west. 1619 Castanea sativa (Sweet Chestnut). Fell tree standing dead tree. 1668 Platanus x hispanica (London Plane). Reduce 2 no. over-extended limbs at 6m and 8m projecting north by up to 2.5m.

    Submitted 11 Aug 2026 Trees
  • 26/04738/ADLBC Decided

    Buckingham Palace The Mall London SW1A 1AA

    Details of masonry cleaning pursuant to condition 3 of listed building consent dated 09 March 2026 (RN: 25/07846/LBC)

    Submitted 15 Jul 2026
  • 26/04125/LBC Decided

    Buckingham Palace The Mall London SW1A 1AA

    West Wing Group D Basement Corridor additional works associated with reservicing.

    Submitted 23 Jun 2026 Heritage and listed buildings
  • 26/03299/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    West Wing Ballroom and Lightwell 1 Basement works associated with reservicing

    Submitted 19 May 2026 Heritage and listed buildings
  • 26/03133/FULL Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    West Wing Lightwell 1 Safe access system (Linked 26/03134/LBC)

    Submitted 12 May 2026 Full applications

Timeline

Dates from the published record

  1. 29 Oct 2025

    Received by Westminster

  2. 12 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 7 January 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 65 days over the applications it decided in the last year.

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 26/04738/ADLBC Decided

    Buckingham Palace The Mall London SW1A 1AA

    Details of masonry cleaning pursuant to condition 3 of listed building consent dated 09 March 2026 (RN: 25/07846/LBC)

    Submitted 15 Jul 2026

Who's behind it

Company information only, from the register and Companies House

Donald Insall Associates Ltd Agent, registered in London

Active · incorporated 1981 · London

188 applications on PlanIndex · across 40 councils · 98% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

12 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

What happens while it is decided

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided heritage and listed building applications in a median of 96 days. More in our guide to how long planning decisions take.

About heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Buckingham Palace The Mall London SW1A 1AA

    25/08367/TCA Submitted 17 Nov 2025 15m away

    100% historically approved · decision due ~12 Jan

    2660 Reduce the crown height by 2m and lateral spread by 2.5m to the north, south, and west, and by 1m to the east. 2661 Reduce the crown height by 3m and lateral spread by 3m to the north, south and by 2.5m to the east and west. (to include clearance of street furniture). 2662 Reduce the crown height by 2m and lateral spread by 3m to the north, south, west and by 2m to the east. 2663 Reduce the crown height by 3m and lateral spread by 3m to the north, south and by 2.5m to the east and west. (to include clearance of street furniture). 1650 Maintain crown at its reduce dimensions at approximately 14m in height. 1639 Reduce lateral spread of the crown to the south by 2m. (to include clearance of street furniture). 1652 Reduce the crown height by 2m and lateral spread by 3.5m to the north, and by 2m to the east, south and west. 1649 Reduce the crown height by 3m and lateral spread by 2.5m to the east and south, and by 1.5m to the north and west. 1638 Reduce the crown height by 3m and lateral spread by 3m to the east and south, and by 1.5m to the west. 1644 Reduce the crown height by 4m and lateral spread by 4m to the east (north-east), and by 2.5m to the south and west. 1643 Reduce the crown height by 4m and lateral spread by 4m to the east, and by 2.5m to the west. 1651 Reduce the crown height by 3m and lateral spread by 3m to the north, south and by 2.5m to the east and west 1645 Reduce the crown height by 3m and lateral spread by 3m to the north, east and west. 1646 Reduce the crown in height by 2m and a lateral reduction by 2m to all compass points. 1640 Reduce the crown height by 3m and lateral spread by 3m to the north, east and south. 1641 Reduce the crown in height by 2m and a lateral reduction by 3m to the north and east, and by 2m to the south and west 1648 Reduce the crown height by 3m and lateral spread by 3m to all compass points. 1647 Reduce the crown height by 3m and lateral spread by 3m to the west. 1637 Reduce the crown in height b

    Awaiting decision Trees
  • Buckingham Palace The Mall London SW1A 1AA

    26/03133/FULL Submitted 12 May 2026 26m away

    87% historically approved · decision due ~7 Jul

    West Wing Lightwell 1 Safe access system (Linked 26/03134/LBC)

    Awaiting decision Full applications 4 docs
  • Buckingham Palace The Mall London SW1A 1AA

    25/07714/LBC Submitted 24 Oct 2025 27m away

    North Wing asset protection works.

    Granted Heritage and listed buildings 6 docs
  • St James's Park The Mall London SW1A 1AA

    26/05212/ADFULL Submitted 3 Aug 2026 34m away

    89% historically approved · decision due ~28 Sep

    Details of the proposed re-carving works; pursuant to condition 3 of Listed Building Consent dated 17th July 2026 (RN 26/03399/LBC)

    Awaiting decision
  • Buckingham Palace The Mall London SW1A 1AA

    26/05439/TCA Submitted 11 Aug 2026 34m away

    100% historically approved · decision due ~6 Oct

    68 Ailanthus altissima (Tree of Heaven) - Reduce lateral spread of the crown to the west to allow 1.5m clearance from camera and light column. 1255 Platanus x hispanica (London Plane) - Carry out tip-reduction of lateral limb projecting north at 12m by 3m to mitigate risk of failure associated with presence of Inonotus hispidus. Carry out a crown reduction of up to 3m in height and spread to reduce wind-loading stresses on the main stem at 8m and at 16m. Remove dead stub at 16m. 1294 Robinia pseudoacacia (False Acacia) - Reduce crown to historic pollard points at approx. 9m to mitigate risk of failure of the main stem. 1341 Sorbus latifolia (Broad-leaved Whitebeam) - Reduce the crown in height by up to 3m with a lateral reduction of 1.5m to 2m, to lower the risk of failure associated with decay near the main stem union. 1571 Platanus x hispanica (London Plane) - Reduce the crown in height by 5m, with a lateral reduction of 2.5 to 4m to reduce the likelihood of failure due to the discoverable decay within the union area and to allow clearance from adjacent lamp column.

    Awaiting decision Trees
  • Buckingham Palace The Mall London SW1A 1AA

    26/05440/TCA Submitted 11 Aug 2026 34m away

    100% historically approved · decision due ~6 Oct

    1281 Platanus x hispanica (London Plane) - Fell to ground level. 1382 Platanus x hispanica (London Plane) - Overall crown reduction in height and laterally by 1.5-2m to suitable growth points. 1457 Fraxinus excelsior 'Jaspidea' (Yellow Ash) - 1. Reduce lateral limb projecting north at 5m by 2.5m (to include sub-lateral originating from approx. 3.5m out on parent limb). 2. Reduce lateral limb projecting south at 6m by 3.5m. 3. Reduce limb projecting south-west by 3m. 4. Reduce upper crown height by up to 3m. Remove - Remove failed, hanging limb at approx. 8m west. 1460 Sophora japonica (Pagoda Tree) - Fell tree to ground level. 1497 Acer pseudoplatanus (Sycamore) - Carry out a crown reduction of height and spread by up to 5m. 1509 Davidia involucrata (Handkerchief Tree) - Reduce crown height and spread by up to 2m (reducing to, and retaining, live wood). 1596 Betula pubescens (Downy Birch) - Fell tree to ground level.

    Decided Trees

In Westminster

  • 26/06250/LBC Awaiting decision

    53 Wimpole Street London W1G 8YH

    Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06249/FULL)

    Received 11 Sep, published by the council 18 Sep 2026 Heritage and listed buildings
  • 26/06203/LBC Awaiting decision

    106 Blandford Street London W1U 8AG

    Installation of two roof-mounted anchor posts. (Linked to 26/06202/FULL)

    Received 10 Sep, published by the council 17 Sep 2026 Heritage and listed buildings
  • 26/06187/LBC Awaiting decision

    4 Shepherd Market London W1J 7QB

    Installation of wall mounted highway street light on to the facade of 4 Shepherd Market.

    Received 10 Sep, published by the council 17 Sep 2026 Heritage and listed buildings
  • 26/06216/LBC Awaiting decision

    208 Regent Street London W1B 5BD

    Strip-out of existing, modern retail unit fixtures, fittings, stair and services, with retention of heritage and listed features, including shopfront and entrances, and ground floor ceiling details and features. Fit-out of new retail fittings, fixtures and services. Retention of shopfront with new 'like-for-like' signage and a new flag pole.

    Received 10 Sep, published by the council 18 Sep 2026 Heritage and listed buildings
  • 26/06176/LBC Awaiting decision

    46 Gloucester Place London W1U 8HG

    Installation of 1,100 mm high protective railings along the existing roof-level access walkway. (Linked to 26/06178/FULL)

    Received 9 Sep, published by the council 17 Sep 2026 Heritage and listed buildings