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Flat 4 51 Tanner Street London Southwark SE1 3PL

26/AP/0090Certificate of Lawful Dev. - ExistingApproved
Lawful development certificate

Approved on 4 March 2026

Council decision: Certificate of Lawfulness Exist- GRANTEDDelegated (officer decision)

Site boundary (council red line)

Proposal

Certificate of lawfulness (existing) for the use of the property as a residential flat

Received
13 January 2026
Decision level
Delegated (officer decision)
Ward
London Bridge & West Bermondsey
Agent
Planning By Design
  1. Received13 Jan
  2. Validated14 Jan
  3. Consult.
  4. Target10 Mar
  5. Decided4 Mar

Decided in 49 days (council typically 49)

About this application

This is an application to amend a permission at Flat 4 51 Tanner Street London Southwark SE1 3PL. Southwark has handled 146 applications of this type. This one was decided in 50 days. The site is in 1 listed building nearby. There are no previous applications recorded at this address. In the past year there have been 163 applications across London Bridge & West Bermondsey. We hold 2,756 applications in total for the SE1 postcode area.

88% of amendment applications at London Borough of Southwark were approved. Across all application types, the council typically decides in about 7 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 3PL
Application type
Certificate of Lawful Dev. - Existing
Scale / size
Small
Parish
Bermondsey And Rotherhithe

Planning application dates

Date validated
14 January 2026
Target decision date
10 March 2026
Permission expires
4 March 2031

Applicant and agent

Agent
Planning By Design
Architect profile
PLANNING BY DESIGN LTD
Agent address
167-169 Great Portland Street London W1W 5PF

Planning decision

Statutory period
55 days

Additional information

Comments
0
Documents
6

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)
  • Conservation area: Bermondsey StreetPart of the site
  • Brownfield land register: 1 Fellmongers Path, Tower Bridge Road SE1 3LYRegister site at or near this address · +1 more
Also checked, none recorded (22)

flood storage areas, listed buildings, Article 4 directions, 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 and heritage coasts.

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.

Source: Southwark

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

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