St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

This site has had 12 applications since 2022: 7 approved, 0 refused.

• 26/01212/LBC Awaiting decision

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Installation of internal secondary glazing to the existing windows at first to fifth-floor levels

  Submitted 26 Aug 2026 Heritage and listed buildings
• 26/01134/NMA Awaiting decision

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 24/00995/FULL dated 23 December 2024 to: (i) revise the ground floor entrance arrangement, maintenance requirements, ventilation louvres and (ii) revise the sixth floor layout to include staff WC, increase the plant area, amend fire escape access.

  Submitted 6 Aug 2026 Amendments
• 26/00109/NMA Withdrawn

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Non material amendments under section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission ref 24/00995/FULL (dated 12/09/2024), to: (i) accommodate a revised smoke vent.

  Decided 15 Sep 2026 Amendments
• 26/00024/ADVT Awaiting decision

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Installation and display of externally illuminated banner advertising on temporary hoarding, including: (i) one PVC banner measuring 700mm x 1075mm at a height of 3.5m on the southern elevation, (ii) one PVC banner measuring 700mm x 3000mm at a height of 3.5m on the southern elevation, (iii) two PVC banners measuring 700mm x 3000mm at a height of 3.5m on the southern elevation, (iv) two PVC banners measuring 650mm x 1380mm at a height of 5.7m, on the eastern and western elevations (v) two PVC banners measuring 700mm x 2200mm at a height of 4.3m on the eastern elevation (Abchurch Yard).

  Submitted 7 Jan 2026 Advertising
• 25/01703/LBC Awaiting decision

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Amendment to the ground floor Cannon Street elevation to accommodate a revised smoke vent; Spatial reconfiguration of the ground floor lobby including installation of a dropped ceiling

  Submitted 4 Dec 2025 Heritage and listed buildings
• 24/00995/FULL Granted

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  The conversion of the existing commercial accommodation (Class E) at first to fifth floors into 30 x serviced apartments (Class C1), internal alterations associated with the change of use, the creation a new lobby space with waste and bicycle storage space at ground floor level, installation of a partition to the rear of the ground floor commercial (Class E) unit (retrospective consent), installation of mechanical plant and machinery at ground to the rear of the ground floor commercial (Class E) unit with access from a new door to Abchurch Yard, alterations to the existing ground floor entrance door, alterations at roof level including the provision of replacement plant and machinery, and other associated works.

  Decided 23 Dec 2024 Full applications
• 24/00996/LBC Granted

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  The conversion of the existing commercial accommodation (Class E) at first to fifth floors into 30 x serviced apartments (Class C1), internal alterations associated with the change of use, the creation a new lobby space with waste and bicycle storage space at ground floor level, installation of a partition to the rear of the ground floor commercial (Class E) unit (retrospective consent), installation of mechanical plant and machinery at ground to the rear of the ground floor commercial (Class E) unit with access from a new door to Abchurch Yard, alterations to the existing ground floor entrance door, alterations at roof level including the provision of replacement plant and machinery, and other associated works.

  Decided 23 Dec 2024 Heritage and listed buildings
• 24/00457/LBC Granted

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Minor interior works installing a cafe fit out, replacement of signage and repainting of shop front.

  Decided 29 Jul 2024 Heritage and listed buildings
• 24/00058/LBC Granted

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Internal restaurant fit out (no extraction systems proposed). No interventions are proposed to the structure of the building and any listed elements.

  Decided 16 Apr 2024 Heritage and listed buildings
• 23/01398/ADVT Granted

  St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  Replacement projecting signage panel (600mm x 600mm) with LED through lights.

  Decided 26 Feb 2024 Advertising

1. 26 Oct 2022

   Received by City of London

2. 3 May 2023

   Decision issued: Approved

3. 7 Sep 2026

   Added to PlanIndex

City of London granted permission on 3 May 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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.

• St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  23/01398/ADVT Submitted 20 Dec 2023 50 yards away

  Replacement projecting signage panel (600mm x 600mm) with LED through lights.

  Granted Advertising 6 docs

• St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  25/01703/LBC Submitted 4 Dec 2025 50 yards away

  100% historically approved · decision due ~29 Jan

  Amendment to the ground floor Cannon Street elevation to accommodate a revised smoke vent; Spatial reconfiguration of the ground floor lobby including installation of a dropped ceiling

  Awaiting decision Heritage and listed buildings 17 docs

• St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  24/00995/FULL Submitted 12 Sep 2024 50 yards away

  The conversion of the existing commercial accommodation (Class E) at first to fifth floors into 30 x serviced apartments (Class C1), internal alterations associated with the change of use, the creation a new lobby space with waste and bicycle storage space at ground floor level, installation of a partition to the rear of the ground floor commercial (Class E) unit (retrospective consent), installation of mechanical plant and machinery at ground to the rear of the ground floor commercial (Class E) unit with access from a new door to Abchurch Yard, alterations to the existing ground floor entrance door, alterations at roof level including the provision of replacement plant and machinery, and other associated works.

  Granted Full applications New dwelling 74 docs

• St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  24/00996/LBC Submitted 12 Sep 2024 50 yards away

  The conversion of the existing commercial accommodation (Class E) at first to fifth floors into 30 x serviced apartments (Class C1), internal alterations associated with the change of use, the creation a new lobby space with waste and bicycle storage space at ground floor level, installation of a partition to the rear of the ground floor commercial (Class E) unit (retrospective consent), installation of mechanical plant and machinery at ground to the rear of the ground floor commercial (Class E) unit with access from a new door to Abchurch Yard, alterations to the existing ground floor entrance door, alterations at roof level including the provision of replacement plant and machinery, and other associated works.

  Granted Heritage and listed buildings New dwelling 68 docs

• St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  22/01031/LBC Submitted 26 Oct 2022 50 yards away

  The conversion of the existing commercial accommodation (Class E) at first to fifth floors into 20 x serviced apartments (Class C1), internal alterations associated with the change of use, the creation a new lobby space with waste and bicycle storage space at ground floor level, alterations to the existing ground floor entrance door, alterations at roof level including the provision of replacement plant and machinery and a single storey lounge area with associated terrace space, and other associated works.

  Granted Heritage and listed buildings New dwelling 31 docs
  Small domestic

• St Mary Abchurch House 123 - 127 Cannon Street London EC4N 5AU

  26/01212/LBC Submitted 26 Aug 2026 50 yards away

  100% historically approved · decision due ~21 Oct

  Installation of internal secondary glazing to the existing windows at first to fifth-floor levels

  Awaiting decision Heritage and listed buildings Windows or glazing 12 docs

• 25/01794/FULL Granted

  50 Cannon Street London EC4N 6JJ

  Refurbishment of existing office building with works including: creation of roof terraces, extension of existing lift shaft, replacement and relocation of existing rooftop plant and associated structures, changes to internal car and cycle parking arrangements, and improvements to the building's facade.

  Received 22 Dec, published by the council 24 Jul 2026 Full applications
• 26/00865/FULL Granted

  9 Newbury Street London EC1A 7HU

  Extensions and alterations to the rear and interior of the existing office building (Use Class E) to provide (i) upgraded office space at lower ground and ground floors; (ii) conversion from office to one studio flat and one 1-bed dwelling (Use Class C3) at 1st to 3rd floors; and (iii) provision of a 1-bed dwelling within a newly created two storey roof extension at 4th and 5th floors with a roof terrace at 4th floor.

  Received 16 Jun, published by the council 24 Jul 2026 Full applications
• 26/01110/FULL Granted

  200 Aldersgate Street London EC1A 4HD

  Retrospective application for the installation of 2no. condenser units to fifth floor roof.

  Received 3 Aug, published by the council 20 Aug 2026 Full applications
• 26/01109/FULL Granted

  100 Bishopsgate London EC2N 4AA

  Installation of artwork along the junction of the landscaped space and the walls of St Ethelburga's Centre of Reconciliation and Peace: Continuum by Halima Cassell.

  Received 3 Aug, published by the council 21 Aug 2026 Full applications
• 26/01053/FULL Granted

  49 Cheapside London EC2V 6AT

  Shopfront alteration at Unit 1A to replace existing solid blanking panel with clear glass

  Received 27 Jul, published by the council 20 Sep 2026 Full applications