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Planning application

Buckingham Palace The Mall London SW1A 1AA

Decided Westminster 26/04738/ADLBC

Relates to 25/07846/LBC, 25/05228/LBC

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

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

As published by the council, reference 26/04738/ADLBC

Application record

Reference
26/04738/ADLBC
Status
Decided
Received
15 Jul 2026
Validated
15 Jul 2026
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
  • 26/04125/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
  • 26/03134/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    West Wing Lightwell 1 Safe access system (Linked 26/03133/FULL)

    Submitted 12 May 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 15 Jul 2026

    Received by Westminster

  2. 25 Jul 2026

    Added to PlanIndex

  3. 11 Sep 2026

    Status changed to Decided

    Previously Pending.

Cases linked to this one on the register

  • 25/07846/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    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.

    Submitted 29 Oct 2025 Heritage and listed buildings
  • 25/05228/LBC Granted

    31 Eccleston Square London SW1V 1NZ

    Internal alterations including conversion of three non en-suite rooms into en-suite rooms; conversion of existing kitchen area; conversion of one non en-suite room into en-suite room at lower ground, ground and fourth floor levels.

    Decided 16 Sep 2025 Heritage and listed buildings

After the decision

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.

About this record

The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.

Nearby applications

Within 500 metres

  • St James's Park The Mall London SW1A 1AA

    26/05212/ADFULL Submitted 3 Aug 2026 0m 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 0m 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 0m 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
  • Buckingham Palace The Mall London SW1A 1AA

    26/05438/TCA Submitted 11 Aug 2026 0m away

    100% historically approved · decision due ~6 Oct

    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.

    Decided Trees
    Small domestic
  • St James's Park The Mall London SW1A 1AA

    26/05577/ADLBC Submitted 17 Aug 2026 0m away

    89% historically approved · decision due ~15 Oct

    Details of the structural survey work to the Marlborough Gate pursuant to condition 2(a) (partial) of listed building dated 20 April 2026 (RN:26/00447/LBC).

    Decided
  • St James's Park The Mall London SW1A 1AA

    26/05828/ADV Submitted 25 Aug 2026 0m away

    84% historically approved · decision due ~20 Oct

    Display of non illuminated Christmas Elf on the Shelf sculpture measuring 0.8m X 1.9m from Monday 16th November until Monday 28th December.

    Awaiting decision Advertising