The National Gallery Trafalgar Square London WC2N 5DN

This site has had 23 applications since 2022: 6 approved, 0 refused.

• 26/06130/ADV Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Display of no illuminated hoarding measuring 12.5m X 3.6m, 6.6m X 3.6m, 12.6m X 3.6m, 12.6m X 3.6m and 7.8m X 3.6m along Jubilee Walk and part of the northern terrace.

  Submitted 8 Sep 2026 Advertising
• 26/04136/LBC Decided

  The National Gallery Trafalgar Square London WC2N 5DN

  Installation of external condenser units within the western lightwell adjacent to Jubilee Walk at the National Gallery and associated works.

  Submitted 23 Jun 2026 Heritage and listed buildings
• 26/04135/FULL Decided

  The National Gallery Trafalgar Square London WC2N 5DN

  Installation of external condenser units within the western lightwell adjacent to Jubilee Walk at the National Gallery and associated works.

  Submitted 23 Jun 2026 Full applications
• 26/03249/FULL Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Introduction of extract ventilation at high level within the clerestory, requiring adjustment of modern glazing, introduction of new plant in the rooftop R184 plant room and associated ductwork within the existing roof void, external wall insulation within the Orange Street loading bay to the north wall of Gallery 31, replacement of existing internal louvres with external solar shading fins, modifications and extension of the existing 1980s over-roof structure and replacement of the existing glazing in the over-roofs, replacement of existing lead walkway to perimeter of roofs with new roof membrane, new guarding at roof level, new external metal gantry at the north wall for access to plant equipment. (Linked to 26/03250/LBC)

  Submitted 18 May 2026 Full applications
• 26/03250/LBC Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Refurbishment works to the Galleries 30 and 31 in the Wilkins Building of the National Gallery including removal of the existing floor grilles and replacement with new cast-iron grilles flush to the adjacent floors, to match adjacent gallery spaces, removal of the existing modern timber floor in Gallery 30 and replacement in new timber boards to match adjacent galleries, refurbishment of remaining floor finishes and stone skirtings, renewal of fabric wall coverings, redecoration of the plaster cornice and coving based on the original design, introduction of extract ventilation at high level within the clerestory, requiring adjustment of modern glazing, introduction of new plant in the rooftop R184 plant room and associated ductwork within the existing roof void for supply and extract ventilation and air conditioning, external wall insulation within the Orange Street loading bay to the north wall of Gallery 31, replacement of existing internal louvres with external solar shading fins, modifications and extension of the existing 1980s over-roof structure and replacement of the existing glazing in the over-roofs, replacement of existing lead walkway to perimeter of roofs with new roof membrane, new guarding at roof level, adjustments to gallery lighting internally and new environmental lighting within the roof void, new external metal gantry at the north wall for access to plant equipment. (Linked to 26/03249/FULL)

  Submitted 18 May 2026 Heritage and listed buildings
• 26/02901/LBC Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Reconfiguration and refurbishment of cafe and restaurant WC facilities within the Wilkins Building.

  Submitted 1 May 2026 Heritage and listed buildings
• 26/02784/LBC Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Replacement of existing external entrance doors at the St Martins Wing and Portico entrances of The National Gallery. (Linked to 26/02783/FULL)

  Submitted 27 Apr 2026 Heritage and listed buildings
• 26/02783/FULL Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Replacement of existing external entrance doors at the St Martins Wing and Portico entrances of The National Gallery. (Linked to 26/02784/LBC)

  Submitted 27 Apr 2026 Full applications
• 26/02533/ADLBC Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Detailed drawings (at scale 1:10 unless otherwise agreed in writing) materials of the following parts of the development within the interior of the Sainsbury Wing, walls, ceilings and details of the all new CCTV and details of the following parts of the development within the interior of the Wilkins Building cornices, skiting, architraves and doors, both those which are intended to be traditional replicas and contemporary additions, general interior finishes, builder's work and other servicing openings and details of the new staircase within the Wilkins Building and details of the new windows to the Wilkins Building (elevations and sections scaled 1:10) pursuant to condition of listed building dated 8th November 2024 (RN:24/06076/LBC )

  Submitted 15 Apr 2026 Conditions
• 26/02487/ADFULL Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Details of the all new CCTV and details of the new windows to the Wilkins Building (elevations and sections scaled 1:10) pursuant to condition 6 (iii) and 7 of planning permission dated 19th December 2022 (RN:22/04894/FULL)

  Submitted 15 Apr 2026 Full applications

1. 15 Apr 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 10 June 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.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided amendment applications in a median of 54 days. More in our guide to how long planning decisions take.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• The National Gallery Trafalgar Square London WC2N 5DN

  26/01120/ADFULL Submitted 23 Feb 2026 50 yards away

  87% historically approved · decision due ~20 Apr

  Details of written scheme of investigation addendum for Phase 2, archaeological investigations pursuant to Condition 12 of planning permission dated 19th December 2022 (22/04894/FULL)

  Awaiting decision Full applications 10 docs

• The National Gallery Trafalgar Square London WC2N 5DN

  26/02533/ADLBC Submitted 15 Apr 2026 50 yards away

  90% historically approved · decision due ~10 Jun

  Detailed drawings (at scale 1:10 unless otherwise agreed in writing) materials of the following parts of the development within the interior of the Sainsbury Wing, walls, ceilings and details of the all new CCTV and details of the following parts of the development within the interior of the Wilkins Building cornices, skiting, architraves and doors, both those which are intended to be traditional replicas and contemporary additions, general interior finishes, builder's work and other servicing openings and details of the new staircase within the Wilkins Building and details of the new windows to the Wilkins Building (elevations and sections scaled 1:10) pursuant to condition of listed building dated 8th November 2024 (RN:24/06076/LBC )

  Awaiting decision Conditions Windows or glazing 48 docs

• The National Gallery Trafalgar Square London WC2N 5DN

  26/02487/ADFULL Submitted 15 Apr 2026 50 yards away

  87% historically approved · decision due ~10 Jun

  Details of the all new CCTV and details of the new windows to the Wilkins Building (elevations and sections scaled 1:10) pursuant to condition 6 (iii) and 7 of planning permission dated 19th December 2022 (RN:22/04894/FULL)

  Awaiting decision Full applications Windows or glazing 48 docs

• The National Gallery Trafalgar Square London WC2N 5DN

  26/06130/ADV Submitted 8 Sep 2026 50 yards away

  84% historically approved · decision due ~10 Nov

  Display of no illuminated hoarding measuring 12.5m X 3.6m, 6.6m X 3.6m, 12.6m X 3.6m, 12.6m X 3.6m and 7.8m X 3.6m along Jubilee Walk and part of the northern terrace.

  Awaiting decision Advertising

• The National Gallery Trafalgar Square London WC2N 5DN

  26/02490/ADV Submitted 15 Apr 2026 50 yards away

  84% historically approved · decision due ~10 Jun

  Display of an internally illuminated digital screen measuring 1.26m x 0.73m.

  Awaiting decision Advertising 15 docs

• The National Gallery Trafalgar Square London WC2N 5DN

  26/02489/LBC Submitted 15 Apr 2026 50 yards away

  90% historically approved · decision due ~10 Jun

  Minor amendments to approved scheme including adaptation to doors, stud wall linings, floor, integrated joinery, WCs and accessible facilities in Sainsbury Wing and Wilkins Building, including minor changes to services; new fixings for internal signage and lighting; removal of existing lighting pendent and installation of lighting track; replacement gate panels in the loggia; realignment of decorative columns in the shop and replacement of fanlight in the Sainsbury Wing; adaptation of window and sill and new opening in west wall of the entrance lobby in Wilkins; carved lettering above the entrances to the education centre and the research centre; replacement entrance doors at the education centre.

  Awaiting decision Heritage and listed buildings Windows or glazing 251 docs

• 26/06251/NMA Awaiting decision

  19 Cumberland Street London SW1V 4LS

  Amendments to planning permission dated 20th March 2026 (RN:25/08960/FULL) for Lower ground floor rear infill extension with terrace above, replacement of rear first floor conservatory, new roof level rear single dormer with access to third floor roof terrace, alterations to windows and external refurbishment, namely the change of conservatory gable roof to a flat GRP roof.

  Received 11 Sep, published by the council 18 Sep 2026 Amendments
• 26/06201/NMA Awaiting decision

  Almack House 28 King Street St James's London SW1Y 6QW

  Amendments to planning permission dated 16th April 2026 (RN:26/01487/FULL) for Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows, namely change to approved grille.

  Received 10 Sep, published by the council 17 Sep 2026 Amendments
• 26/06212/NMA Awaiting decision

  10 - 11 Lancaster Gate London W2 3LH

  Amendment to Condition 12 (Whole Life Carbon) of planning permission dated 19th April 2024 (RN 23/04044/FULL) for Change of use from hotel to residential use (Class C3) with associated internal alterations to create 11 new units and external alterations comprising reconfiguration and recladding of the rear extension and restoration of the existing building. Namely to include additional requirement to evidence and justify where benchmarks cannot be achieved, consider mitigation measures and if none, evidence that all mitigation measures have been exhausted. (Linked with RN 26/06213/ADFULL)

  Received 10 Sep, published by the council 17 Sep 2026 Amendments
• 26/06211/NMA Awaiting decision

  15 Portland Place London W1B 1PT

  Amendments to planning permission dated 21th July 2022 (RN:22/03521/FULL) for Variation of condition 5 of planning permission dated 11th April 2018 (17/10815/FULL) for the Use of the building for a temporary period of 20 years as a medical use (Use Class D1) personal to OM Tower LLP. Namely, to amend condition 3.

  Received 10 Sep, published by the council 16 Sep 2026 Amendments
• 26/06199/NMA Awaiting decision

  33 - 35 Praed Street London W2 1NR

  Amendments to planning permission dated 24th Septmebr 2024 (RN:24/03287/FULL) for Use of lower ground and ground floors as supermarket with ancillary bakery (Class E); Use of first, second and third floors as aparthotel with 19 bedrooms (Class C1); Installation of plant machinery and solar thermal panels at roof level, Replacement of windows; and associated external alterations. Namely, Introduction of two shawarma grill machines in the supermarket area at ground floor level; the introduction of a new canopy to provide ventilation for the two shawarma grill machines; and amendments to the ventilation design for the lower ground floor bakery canopy extract.

  Received 10 Sep, published by the council 17 Sep 2026 Amendments