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
• 26/02488/NMA Awaiting decision

  The National Gallery Trafalgar Square London WC2N 5DN

  Amendments to planning permission dated 19th December 2022 (RN:22/04894/FULL) for Remodelling of external gates, replacement glazing and adaption and enclosure of the loggia of the Sainsbury Wing. External alterations to the Wilkins Building, including alterations and part removal of railings, lawn and wall, with new entrance on Trafalgar Square to the Research Centre and Members Room. New basement link under Jubilee Walk, including excavation. Public realm works to the north of Trafalgar Square and Jubilee Walk, including new paving, benches, bollards and planting. New window and external alterations to Pigott Education Centre on Orange Street. Namely, relating to internal changes in the Wilkins building, access improvements, minor changes to layout, fire safety works; amends to means and doors and floors; most internal and some external including plant and lightwells; CCTV and refurbishment of windows.

  Submitted 15 Apr 2026 Amendments
• 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

1. 5 Mar 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 30 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 full applications in a median of 91 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. 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

  26/02488/NMA Submitted 15 Apr 2026 50 yards away

  93% historically approved · decision due ~10 Jun

  Amendments to planning permission dated 19th December 2022 (RN:22/04894/FULL) for Remodelling of external gates, replacement glazing and adaption and enclosure of the loggia of the Sainsbury Wing. External alterations to the Wilkins Building, including alterations and part removal of railings, lawn and wall, with new entrance on Trafalgar Square to the Research Centre and Members Room. New basement link under Jubilee Walk, including excavation. Public realm works to the north of Trafalgar Square and Jubilee Walk, including new paving, benches, bollards and planting. New window and external alterations to Pigott Education Centre on Orange Street. Namely, relating to internal changes in the Wilkins building, access improvements, minor changes to layout, fire safety works; amends to means and doors and floors; most internal and some external including plant and lightwells; CCTV and refurbishment of windows.

  Awaiting decision Amendments Windows or glazing 117 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

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront with Medication Dispensing Outlet.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06294/FULL Awaiting decision

  15 Eaton Mews South London SW1W 9HP

  Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06317/FULL Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

  Received 14 Sep, published by the council 22 Sep 2026 Full applications