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Planning application

1 Royal Exchange Avenue London EC3V 3LT

Awaiting decision City of London 26/00390/LDC Submission of details (LBC/CAC)

Works: Windows or glazing

Relates to 25/01728/LBC

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Submission of details of window survey and Tanking Data Sheets pursuant to condition 4 of Listed Building Consent 25/01728/LBC dated 05.02.2026.

As published by the council, reference 26/00390/LDC

Application record

Reference
26/00390/LDC
Type
Submission of details (LBC/CAC)
Status
Under Consideration
Received
16 Mar 2026
Validated
16 Mar 2026
Ward
Cornhill
Decision by
Delegated
Postcode
EC3V 3LT

Site history

Applications at this address on the City of London register

This site has had 3 applications since 2025: 2 approved, 0 refused.

  • 26/00268/5REG Granted

    1 Royal Exchange Avenue London EC3V 3LT

    Notification under Electronic Communications Code (Conditions and restrictions) Regulations 2003 (as amended) to install 2 x 20m internal cable, and Fibre Equipment at Site , 5m Pigtails

    Decided 23 Apr 2026
  • 25/01728/LBC Granted

    1 Royal Exchange Avenue London EC3V 3LT

    Alterations to a Listed building including: (i) reconfiguration of internal layouts including removal of internal partitions, (ii) removal of directional signage, (ii) repairs to stonework and modernisation of main entrance, (iii) installation of new bicycle stands at basement level, (iv) removal of redundant rooftop plant, (v) replacement of access doors on Finch Lane.

    Decided 5 Feb 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 16 Mar 2026

    Received by City of London

  2. 24 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 11 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    City of London took a median of 84 days over the applications it decided in the last year.

Cases linked to this one on the register

  • 25/01728/LBC Granted

    1 Royal Exchange Avenue London EC3V 3LT

    Alterations to a Listed building including: (i) reconfiguration of internal layouts including removal of internal partitions, (ii) removal of directional signage, (ii) repairs to stonework and modernisation of main entrance, (iii) installation of new bicycle stands at basement level, (iv) removal of redundant rooftop plant, (v) replacement of access doors on Finch Lane.

    Decided 5 Feb 2026 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

MiU Design Limited Agent, a design practice registered in Hertford

Active · incorporated 2010 · Hertford

8 applications on PlanIndex · across 3 councils

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

CREO London Applicant, registered in London

Active · incorporated 2020 · London

2 applications on PlanIndex

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

15 documents on file for this application

  • COMMENTS - HISTORIC ENGLAND Consultee Comment · 25 Mar 2026
  • APPLICATIONFORMREDACTED Application Form · 16 Mar 2026
  • BASEMENT EXISTING Drawing · 16 Mar 2026
  • GROUND EXISTING Drawing · 16 Mar 2026
  • SECOND EXISTING Drawing · 16 Mar 2026
  • SECOND EXISTING Drawing · 16 Mar 2026
  • FOURTH EXISTING Drawing · 16 Mar 2026
  • 1783-CONDITION REPORT Accompanying report · 16 Mar 2026
  • DELTA-CORNERSTRIP Other · 16 Mar 2026
  • AQUATECH46REV0417.01.2022 Other · 16 Mar 2026
  • DELTA-CHANNEL Other · 16 Mar 2026
  • DELTA-FLEECE-TAPE Other · 16 Mar 2026
  • DELTA-PLUGS Other · 16 Mar 2026
  • DELTA-MS-500 Other · 16 Mar 2026
  • FIRST EXISTING Drawing · 16 Mar 2026

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with City of London for determination, against a statutory target of eight weeks. Over the last year City of London decided lawful development applications in a median of 77 days. More in our guide to how long planning decisions take.

About lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 1 Royal Exchange Avenue London EC3V 3LT

    26/00268/5REG Submitted 19 Feb 2026 50 yards away

    Notification under Electronic Communications Code (Conditions and restrictions) Regulations 2003 (as amended) to install 2 x 20m internal cable, and Fibre Equipment at Site , 5m Pigtails

    Granted 4 docs
  • 1 Royal Exchange Avenue London EC3V 3LT

    25/01728/LBC Submitted 9 Dec 2025 50 yards away

    Alterations to a Listed building including: (i) reconfiguration of internal layouts including removal of internal partitions, (ii) removal of directional signage, (ii) repairs to stonework and modernisation of main entrance, (iii) installation of new bicycle stands at basement level, (iv) removal of redundant rooftop plant, (v) replacement of access doors on Finch Lane.

    Granted Heritage and listed buildings 33 docs
  • 3 Royal Exchange Buildings London EC3V 3NL

    23/00592/ADVT Submitted 6 Jun 2023 50 yards away

    Installation and display of one fasica sign measuring 0.1m x 0.7m x 0.03m.

    Granted Advertising 8 docs
  • 2 Royal Exchange Buildings London EC3V 3LF

    22/00460/LBC Submitted 6 Jun 2022 50 yards away

    Alterations to include (i) replacement of existing first floor window, (ii) replacement of existing second floor sash window with doors to give balcony access, (iii) the lowering of the spandrel by approx. 400mm to give access to the second floor balcony, (iv) the removal of existing flagpoles of second floor balcony, and (v) the placing of a planter with a railing to the second floor balcony.

    Granted Heritage and listed buildings Windows or glazing 11 docs
  • 2 Royal Exchange Buildings London EC3V 3LF

    22/00458/LBC Submitted 6 Jun 2022 50 yards away

    Internal refurbishment of the first, second and fourth floors, including the removal of the existing and installation of new internal partition walls; removal of existing floor finishes, skirting boards and ceiling tiles and the refurbishment and localised replacement of existing raised access floor tiles, replacement of secondary glazing, new plasterboard ceiling and new wall and floor finishes; installation of new tea points; the replacement of the IPS panels and new brassware to the bathrooms; and the installation of a new shower and bike storage area in the basement.

    Granted Heritage and listed buildings Windows or glazing 31 docs
  • 2 Royal Exchange Buildings London EC3V 3LF

    22/00459/FULL Submitted 6 Jun 2022 50 yards away

    Alterations to include (i) replacement of existing first floor window, (ii) replacement of existing second floor sash window with doors to give balcony access, (iii) the lowering of the spandrel by approx. 400mm to give access to the second floor balcony, (iv) the removal of existing flagpoles of second floor balcony, and (v) the placing of a planter with a railing to the second floor balcony.

    Granted Full applications Windows or glazing 12 docs

In City of London

  • 26/01295/CLEUD Granted

    Boundary House 7 - 17 Jewry Street London EC3N 2EX

    Application for Lawful Development Certificate (Existing) seeking confirmation that demolition works undertaken constitute implementation of planning permission 21/00826/FULMAJ dated 21 December 2023.

    Received 17 Sep, published by the council 24 Sep 2026 Lawful development
  • 26/01557/LDC Awaiting decision

    Central Criminal Court Old Bailey London EC4M 7EH

    Submission of details of the sanitaryware and samples of exposed pipework and associated fixings pursuant to condition 2 of planning permission 26/00935/LBC dated 24.08.2026.

    Received 30 Oct, published by the council 6 Nov 2026 Lawful development
  • 26/01530/LDC Awaiting decision

    Library Barbican Arts And Conference Centre Silk Street London EC2Y 8DS

    Submission of Method Statement pursuant to condition 5 of planning permission 25/01774/LBC dated 18.08.2026.

    Received 27 Oct, published by the council 6 Nov 2026 Lawful development
  • 26/01527/LDC Awaiting decision

    Library Barbican Arts And Conference Centre Silk Street London EC2Y 8DS

    Submission of Method Statement for the Protection of Historic Fabric During Works pursuant to condition 4 of planning permission 25/01774/LBC dated 18.08.2026.

    Received 27 Oct, published by the council 6 Nov 2026 Lawful development
  • 26/01528/LDC Awaiting decision

    Library Barbican Arts And Conference Centre Silk Street London EC2Y 8DS

    Submission of Method Statement pursuant to condition 7 of planning permission 25/01774/LBC dated 18.08.2026.

    Received 27 Oct, published by the council 6 Nov 2026 Lawful development