Planning application
18 Cadiz Street London Southwark SE17 2TJ
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Certificate of lawful development (existing) for bricking up of a doorway at the rear of the property, creation of a new doorway at the rear of the property to access the rear garden, enlargement of an existing window at the rear of the property to become a doorway to access the rear garden
As published by the council, reference 26/AP/1495
Application record
- Reference
- 26/AP/1495
- Type
- Certificate of Lawful Dev. - Existing
- Status
- Granted
- Decision
- Certificate of Lawfulness Exist- GRANTED
- Received
- 26 May 2026
- Validated
- 19 Jun 2026
- Decided
- 11 Aug 2026
- Ward
- North Walworth
- Parish
- Borough, Bankside And Walworth
- Decision by
- Delegated - GOLD
- Postcode
- SE17 2TJ
Timeline
Dates from the published record
-
26 May 2026
Received by Southwark
-
19 Jun 2026
Validated
Checked as complete and ready for consideration.
-
25 Jul 2026
Added to PlanIndex
-
9 Aug 2026
Status changed to Awaiting decision
Previously Under consideration/assessment.
-
11 Aug 2026
Decision issued: Certificate of Lawfulness Exist- GRANTED
Documents
Plans, drawings, consultee responses and the officer's report
13 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Southwark granted permission on 11 August 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 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 500 metres
-
The Old Rectory Liverpool Grove London Southwark SE17 2HH
Details of condition 4 (Section detail-drawings) as required by planning permission ref. 24/AP/3430 dated 03/04/2025 for 'Two storey rear extension, including air source heat pump, to the Old Rectory building to integrate additional living accommodation'.
Granted Conditions Extension 17 docs -
The Old Rectory Liverpool Grove London Southwark SE17 2HH
Details of condition 5 (Arboricultural Method Statement) as required by planning permission ref. 24/AP/3430 dated 03/04/2025 for 'Two storey rear extension, including air source heat pump, to the Old Rectory building to integrate additional living accommodation'.
Granted Conditions Extension 6 docs -
The Old Rectory Liverpool Grove London Southwark SE17 2HH
Non-material amendment to planning permission 24/AP/3430 dated 03/04/2025 for 'Two storey rear extension, including air source heat pump, to the Old Rectory building to integrate additional living accommodation'. The amendments include the following: - Location of blank arches on elevations to align with hallway - Clerestory frameless window to west-facing elevation and rooflight (instead of green roof) - Tree fern planting to courtyard at lower ground level as offset change of lower-level green roof (as above; the main high level green roof is retained) - Lower ground floor plan internal layout
Decided Conditions Extension Loft or dormer +2 20 docs -
The Old Rectory Liverpool Grove London Southwark SE17 2HH
Details of condition 3 (Material samples/sample panels/sample boards of all external facing materials to be used) as required by planning permission ref. 24/AP/3430 dated 03/04/2025 for 'Two storey rear extension, including air source heat pump, to the Old Rectory building to integrate additional living accommodation'.
Granted Conditions Extension 20 docs -
The Old Rectory Liverpool Grove London Southwark SE17 2HH
Details of Condition 7 - CEMP as required by full planning permission 24/AP/3430 dated 03/04/2025 for Two storey rear extension, including air source heat pump, to the Old Rectory building to integrate additional living accommodation
Granted Conditions Extension 6 docs -
The Old Rectory Liverpool Grove London Southwark SE17 2HH
Erection of garden room and replacement of stairs down to garden. Extension of lower ground floor under new stairs.
Withdrawn Householder Extension 58 docsSmall domestic
Other lawful development applications
In Southwark
-
26/AP/1673 Granted
Flat 67 Benbow House 24 New Globe Walk London Southwark SE1 9DS
Certificate of Lawful Development to replace existing external doors with new thermally improved doors
-
26/AP/1909 Granted
6 Ethnard Road London Southwark SE15 1RU
Certificate of lawfulness (proposed) for a loft conversion with rear dormer
-
26/AP/1759 Granted
29 Dundas Road London Southwark SE15 2DR
Certificate of Lawful Development (Proposed) for loft conversion with rear dormer, installation of roof lights to front roof slope, construction of a rear outbuilding, fenestration changes including new and replacement windows and installation of soil vent pipe.
-
26/AP/1942 Granted
Peckham Rye Railway Station Station Way London Southwark SE15 4RX
Certificate of lawfulness (existing) to confirm that planning permission 22/AP/1006 was lawfully implemented within the prescribed time period
-
26/AP/1625 Granted
97 - 99 Borough High Street Southwark SE1 1NL
Certificate of Lawful development (proposed) for: Like for like replacement of the existing Zinc Cladding, for non combustible insulation, behind the cladding and replacement external like for like (new) zinc cladding; and like for like replacement of the penthouse terrace decking and the balcony decking to the rear.