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Planning application

Regis House 45 King William Street London EC4R 9AN

Granted City of London 25/01638/FULL Full Planning Permission

Works: Extension

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

Proposal

Alterations to existing terraces at fifth, sixth and roof levels including the provision of new balustrading and hard and soft landscaping, together with the extension of existing lift to roof level to provide level access.

As published by the council, reference 25/01638/FULL

Application record

Reference
25/01638/FULL
Type
Full Planning Permission
Status
Decided
Decision
Approved
Received
21 Nov 2025
Validated
21 Nov 2025
Decided
22 May 2026
Ward
Bridge And Bridge Without
Decision by
Delegated Decision
Postcode
EC4R 9AN

Site history

Applications at this address on the City of London register

This site has had 4 applications since 2025: 3 approved, 0 refused.

  • 26/01143/MDC Granted

    Regis House 45 King William Street London EC4R 9AN

    Submission of details of Construction and Environmental Management Plan and Scheme of Protection Works pursuant to Condition 2 of Planning Permission 25/01638/FULL dated 22.05.2026.

    Decided 14 Sep 2026
  • 26/01060/MDC Granted

    Regis House 45 King William Street London EC4R 9AN

    Submission of a Lighting Strategy pursuant to Condition 6 of planning permission 25/01638/FULL dated 22/05/2026.

    Decided 14 Sep 2026
  • 26/00863/MDC Decided

    Regis House 45 King William Street London EC4R 9AN

    Submission of details of landscaping, seating and access doors pursuant to Condition 3 part (a) and (b) of planning permission 25/01638/FULL dated 22.05.2026.

    Submitted 15 Jun 2026

Timeline

Dates from the published record

  1. 21 Nov 2025

    Received by City of London

  2. 22 May 2026

    Decision issued: Approved

  3. 24 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

3 later applications on the register refer to this one:

  • 26/01143/MDC Granted

    Regis House 45 King William Street London EC4R 9AN

    Submission of details of Construction and Environmental Management Plan and Scheme of Protection Works pursuant to Condition 2 of Planning Permission 25/01638/FULL dated 22.05.2026.

    Decided 14 Sep 2026
  • 26/01060/MDC Granted

    Regis House 45 King William Street London EC4R 9AN

    Submission of a Lighting Strategy pursuant to Condition 6 of planning permission 25/01638/FULL dated 22/05/2026.

    Decided 14 Sep 2026
  • 26/00863/MDC Decided

    Regis House 45 King William Street London EC4R 9AN

    Submission of details of landscaping, seating and access doors pursuant to Condition 3 part (a) and (b) of planning permission 25/01638/FULL dated 22.05.2026.

    Submitted 15 Jun 2026

Who's behind it

Company information only, from the register and Companies House

Iceni Projects Ltd. Agent, registered in London

Active · incorporated 2005 · London

764 applications on PlanIndex · across 90 councils · 96% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

33 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 22 May 2026, 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

  • Regis House 45 King William Street London EC4R 9AN

    26/01143/MDC Submitted 10 Aug 2026 14m away

    Submission of details of Construction and Environmental Management Plan and Scheme of Protection Works pursuant to Condition 2 of Planning Permission 25/01638/FULL dated 22.05.2026.

    Granted 3 docs

  • Regis House 45 King William Street London EC4R 9AN

    26/00863/MDC Submitted 15 Jun 2026 14m away

    100% historically approved · decision due ~10 Aug

    Submission of details of landscaping, seating and access doors pursuant to Condition 3 part (a) and (b) of planning permission 25/01638/FULL dated 22.05.2026.

    Decided 19 docs

  • Regis House 45 King William Street London EC4R 9AN

    26/01060/MDC Submitted 28 Jul 2026 14m away

    Submission of a Lighting Strategy pursuant to Condition 6 of planning permission 25/01638/FULL dated 22/05/2026.

    Granted 4 docs

  • Providian House 16 - 18 Monument Street London EC3R 8AJ

    25/01684/MDC Submitted 2 Dec 2025 38m away

    Submission of a site condition survey of the adjacent highways and other land at the perimeter of the site pursuant to condition 20 of planning permission 25/00768/FULL dated 31/10/2025.

    Granted Conditions 6 docs

  • Providian House 16 - 18 Monument Street London EC3R 8AJ

    25/01686/MDC Submitted 2 Dec 2025 38m away

    Submission of a Deconstruction Logistics Plan to manage all freight vehicle movements to and from the site during deconstruction of the existing building(s); a Construction Logistics Plan to manage all freight vehicle movements to and from the site during construction; and details of facilities and methods to accommodate and manage all freight vehicle movements to and from the site during the demolition and construction of the building(s) pursuant to conditions 14, 15 and 29 of planning permission 25/00768/FULL dated 31/10/2025.

    Granted Conditions Demolition 7 docs

  • Providian House 16 - 18 Monument Street London EC3R 8AJ

    25/01685/MDC Submitted 2 Dec 2025 38m away

    Submission of a scheme of protective works (demolition); and a scheme of protective works (construction) pursuant to conditions 9 and 10 of planning permission 25/00768/FULL dated 31/10/2025.

    Granted Conditions Demolition 18 docs

In City of London

  • 26/01113/FULL Granted

    Evermore 128 Queen Victoria Street London EC4V 4BJ

    Removal of brise soleil to the northern elevation of the building.

    3 Aug 2026 Full applications
  • 26/00608/FULL Granted

    150 Cheapside London EC2V 6ET

    Alterations to the existing office building, including the installation of external shading, entrance reconfiguration and erection of rooftop pavilion at level 08 to existing roof terrace, with associated works.

    24 Apr 2026 Full applications
  • 26/00969/FULL Granted

    26 Throgmorton Street And 123 Old Broad Street, London EC2N 2AN

    Installation of brass cill covers to 7no. ground floor windows.

    8 Jul 2026 Full applications
  • 26/00410/FULL Granted

    2 Wardrobe Place London EC4V 5AH

    Works comprising: (i) Change of use of the from offices (Class E(g)(iii)) to a single dwelling for residential use (Class C3); (ii) installation of slim line double glazed units within existing window frames; (iii) replacement of front steps; replacement of windows with French doors at lower ground floor; (iv)and other associated works.

    20 Mar 2026 Full applications
  • 26/00994/FULL Granted

    11 Leadenhall Street London EC3V 1LP

    Alterations at roof level including the installation of a fixed vertical ladder, abseil posts, safety line systems and a maintenance walkway, together with the removal of existing access equipment and partial removal of louvre blades, and associated works.

    14 Jul 2026 Full applications