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James Clerk Maxwell Building 57 Waterloo Road London SE1 8WA

26/00423/DETApproval of DetailsApproved
Discharge / amendments

Approved on 31 March 2026

Council decision: Grant PermissionDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Approval of details pursuant to condition 4 (mechanical equipment) of Planning Permission Ref: 25/01285/FUL (Installation of an external escape stair to the rear lightwell from ground floor to 2nd floor level; the formation of bin store and enclosures to services in rear courtyard; the replacement of roller shutter to North elevation on Stamford Street with metal doors; plant room extension and replacement of louvres at the basement level; new external doors to rear of building at basement, ground floor and Level 1 with infill panels above, and new doors to Levels 4, 5, 6, 7, and 8; removal of 4 existing windows to first floor rear elevations, and infilling with recessed brickwork; installation of new external louvred door and metal louver to existing roof level plant room; new condensers within the existing basement lightwell to the southern elevation, replacement of fire escape doors; changes to external Level 1 ductwork, together with other associated works.) granted on 26.06.2025

Received
10 February 2026
Decision level
Delegated (officer decision)
Public comments
1
Ward
Waterloo & South Bank
Agent
Montagu Evans LLP
  1. Received10 Feb
  2. Validated10 Feb
  3. Consult.24 Mar
  4. Target7 Apr
  5. Decided31 Mar

Decided in 49 days (council typically 56)

About this application

This is an application to discharge conditions at James Clerk Maxwell Building 57 Waterloo Road London SE1 8WA. Lambeth has handled 658 applications of this type. This one was decided in 49 days, 7 days quicker than Lambeth's typical decision time. The site is in the Waterloo conservation area, with 11 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 118 applications across Waterloo & South Bank. We hold 2,759 applications in total for the SE1 postcode area.

87% of conditions applications at London Borough of Lambeth were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
SE1 8WA
Application type
Approval of Details
Scale / size
Small

Planning application dates

Date validated
10 February 2026
Consultation expiry
24 March 2026
Consultation end
24 March 2026
Target decision date
7 April 2026

Applicant and agent

Agent
Montagu Evans LLP
Agent address
70 St Mary Axe London EC3A 8BE

Planning decision

Statutory period
56 days

Additional information

Documents
4
Constraints
11

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Also checked, none recorded (21)

flood storage areas, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Associated applications

  1. 2026
    10 Feb

    Approval of details pursuant to condition 4 (mechanical equipment) of Planning Permission Ref: 25/01285/FUL

    This applicationApprovedDischarge of conditions26/00423/DET
  2. 2025
    22 Apr

    Installation of an external escape stair to the rear lightwell from ground floor to 2nd floor level; the…

    ApprovedFull planning permissionPart of25/01285/FUL

Source: Lambeth

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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