Planning application
23 Lansdowne Hill London SE27 0LP
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Application for prior approval for the erection of a single-storey ground-floor rear extension with dimensions of 4.80m (length), 2.80m (total maximum height) and 2.80m (height to the eaves).
As published by the council, reference 25/03400/PDE
Application record
- Reference
- 25/03400/PDE
- Type
- Householders Extensions Prior Approval
- Status
- Decided
- Decision
- PDE Not required
- Received
- 30 Oct 2025
- Validated
- 30 Oct 2025
- Decided
- 9 Dec 2025
- Ward
- Knights Hill
- Decision by
- Delegated Decision
- Postcode
- SE27 0LP
Timeline
Dates from the published record
-
30 Oct 2025
Received by Lambeth
-
9 Dec 2025
Decision issued: PDE Not required
-
11 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, a planning consultancy registered in London
16 applications on PlanIndex · across 6 councils · 50% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
7 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 documentsAfter the decision
Lambeth has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.
About prior approval applications
Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
23 Lansdowne Hill London Lambeth SE27 0LP
Erection of a mansard roof extension with the installation of two front and two rear dormer windows.
Granted Full applications Extension Loft or dormer +1 12 docs -
41 Lansdowne Hill London SE27 0LP
Application for a Certificate of Lawful Development (Existing) with respect to building works to ground floor at rear of property to: - replace roof of existing lean-to extension with a new zinc roof continuing across covered access to repositioned back door and a new bay window extension - change fenestration of existing lean-to and form galley kitchen inside to replace existing bathroom - clad walls of both new bay-window extension and re-roofed lean-to with timber - re-configure internal layout to make better use of space, improve amenities and rationalise services (property was previously subdivided)
Withdrawn Lawful development Extension Windows or glazing 9 docs -
6 Lansdowne Hill London SE27 0AR
93% historically approved · decision due ~29 Apr
Approval of details pursuant to Condition 2 (approved plans), Condition 42 ( BREEAM UK New Construction 2014), Condition 43( BREEAM UK New Construction 2014), Condition 44 (BREEAM Refurbishment and Fit-out (Parts 3 and 4) 2014), Condition 45 (BREEAM Refurbishment and Fit-out (Parts 3 and 4) 2014) for planning permission 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links) 13.03.2020
Awaiting decision Conditions New dwelling Demolition 2 docs -
6 Lansdowne Hill London SE27 0AR
93% historically approved · decision due ~29 Apr
Approval of details pursuant to Condition 16 ( noise and vibration attenuation),17(Noise levels) for planning permission 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links) 13.03.2020
Awaiting decision Conditions New dwelling Demolition 1 doc -
6 Lansdowne Hill London SE27 0AR
83% historically approved · decision due ~30 Sep
Application for deed of variation to S106 agreement pursuant to planning permission ref: 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links) granted on 13.03.2020. Amendment sought: Replacement of the agreed Social Rent and Shared Ownership tenures with Affordable Rent capped at the applicable Local Housing Allowance (LHA) rates; conversion of the 5 Shared Ownership units to Affordable Rent; provision for initial occupation by Assured Shorthold Tenancies; and removal/amendment of the requirement for transfer to a Registered Provider.
Decided New dwelling Demolition -
6 Lansdowne Hill London SE27 0AR
Approval of details pursuant to Condition 47 (Part G water Efficiency calculations) for planning permission 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links).13.03.2020 dated
Granted Conditions New dwelling Demolition 3 docs
Other prior approval applications
In Lambeth
-
25/03789/P3MA Granted
Unit 18 To 19 16 Porteus Place London SW4 0AS
Application for Prior Approval for the change of use of two commercial units (Class use E) to two residential dwellings (Class use C3).
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26/01801/PDE Granted
51 Glennie Road London SE27 0LX
Application for prior approval for the erection of a single storey ground floor rear extension with dimensions of 4.00m (length), 3.48m (total maximum height) and 2.92m (height to the eaves).
-
26/01429/PDE Decided
218 Ellison Road London SW16 5DJ
Application for prior approval for the erection of a single storey ground floor rear extension with dimensions of 4.68m (length), 3.50m (total maximum height) and 3.00m (height to the eaves).
-
25/03033/P3MA Granted
43 - 59 Clapham Road London SW9 0JD
Prior of Approval for the change of use of offices (Use Class E) to 90 residential flats (Use Class C3). (Please note: There is also an associated Full Planning Permission application for related to these works with reference number: 25/03034/FUL).
-
26/01096/PDE Decided
79 Runnymede Crescent London Lambeth SW16 5UE
Application for prior approval for the erection of a single storey ground floor rear extension with dimensions of 6.00m (length), 3.99m (total maximum height) and 2.91m (height to the eaves).