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Planning application

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

Granted City of London 24/00995/FULL Full Planning Permission

Works: New dwelling

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

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.

As published by the council, reference 24/00995/FULL

Application record

Reference
24/00995/FULL
Type
Full Planning Permission
Status
Decided
Decision
Approved
Received
12 Sep 2024
Validated
12 Sep 2024
Decided
23 Dec 2024
Ward
Candlewick
Decision by
Delegated Decision
Postcode
EC4N 5AU

Site history

Applications at this address on the City of London register

This site has had 9 applications since 2022: 4 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 Awaiting decision

    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.

    Submitted 26 Jan 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
  • 24/00996/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
  • 22/01031/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 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.

    Decided 3 May 2023 Heritage and listed buildings
  • 22/01030/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 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.

    Decided 3 May 2023 Full applications

Timeline

Dates from the published record

  1. 12 Sep 2024

    Received by City of London

  2. 23 Dec 2024

    Decision issued: Approved

  3. 7 Sep 2026

    Added to PlanIndex

Cases linked to this one on the register

2 later applications on the register refer to this one:

  • 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 Awaiting decision

    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.

    Submitted 26 Jan 2026 Amendments

Who's behind it

Company information only, from the register and Companies House

Agent on file, registered in London

660 applications on PlanIndex · across 83 councils · 95% granted

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Documents

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

74 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.

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What this grant of permission means

City of London granted permission on 23 December 2024, 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.

About full applications

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.

Nearby applications

Within 500 metres

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

    26/00109/NMA Submitted 26 Jan 2026 0m away

    100% historically approved · decision due ~23 Mar

    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.

    Awaiting decision Amendments 16 docs

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

    25/01703/LBC Submitted 4 Dec 2025 0m 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

    24/00996/LBC Submitted 12 Sep 2024 0m 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 0m 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

    22/01030/FULL Submitted 26 Oct 2022 0m 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 Full applications New dwelling 43 docs
    Small domestic

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

    26/00024/ADVT Submitted 7 Jan 2026 0m away

    95% historically approved · decision due ~13 May

    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).

    Awaiting decision Advertising 6 docs

In City of London

  • 26/00041/FULL Granted

    The Aldgate School St James's Passage London EC3A 5DE

    Refurbishment of existing commercial kitchen and new extract ventilation ductwork

    13 Jan 2026 Full applications
  • 26/00659/FULL Granted

    30 Gresham Street London EC2V 7PG

    Creation of a new entrance on Gresham Street and enhancement of existing main entrance.

    6 May 2026 Full applications
  • 26/00539/FULL Granted

    Basement Pair North 6 King's Bench Walk London EC4Y 7DR

    External installation of a new free-standing condenser and associated services within rear lightwell.

    16 Apr 2026 Full applications
  • 26/01207/FULL Awaiting decision

    25 Gresham Street London EC2V 7HN

    Works to the ninth floor terrace comprising: (i) improvements to access, (ii) installation of planters and seating, (iii) installation of a new glazed balustrade, (iv) installation of LED lighting, and (v) other associated works.

    25 Aug 2026 Full applications
  • 26/01202/FULL Awaiting decision

    2 Moorgate London EC2R 6AG

    Refurbishment and extension of the existing office building to: introduce a roof terrace amenity space and extension at sixth level 06, upgrade rooftop plant enclosures, undertake facade improvements and internal upgrades, with other associated works.

    21 Aug 2026 Full applications