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17 Kidbrooke Lane, Eltham, London, SE9 6TE

26/0429/CPCert. of Lawful Use/Dev - PROPOSEDApproved
Outline / PiP

Approved on 8 April 2026

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

Certificate of Lawfulness (Proposed) is sought for construction of a loft extension to the existing dwellinghouse, works include formation of a rear dormer extension, installation of new windows within the dormer, installation of rooflights, internal works to form one bedroom and one bathroom and structural alterations to support new loft floor and dormer structure. The proposal involves the construction of a loft extension to the existing dwellinghouse. The works include: Formation of a rear dormer extension to create additional habitable space. Installation of new windows within the dormer. Installation of rooflights to the front roof slope. Internal works to form one bedroom and one bathroom within the converted loft space. Associated structural alterations required to support the new loft floor and dormer structure (steel beam). No new access, new streets, or hard-standings are proposed as part of this application.

Received
11 February 2026
Ward
ELTHAM PAGE
Agent
Martin Arnold Ltd
  1. Received11 Feb
  2. Validated11 Feb
  3. Consult.8 Apr
  4. Target
  5. Decided8 Apr

Decided in 56 days (council typically 56)

About this application

This is an outline application for a dormer extension at 17 KIDBROOKE LANE, ELTHAM, LONDON, SE9 6TE. Greenwich has handled 669 applications of this type. This one was decided in 56 days. The site is in a conservation area. There are no previous applications recorded at this address. In the past year there have been 60 applications across ELTHAM PAGE. We hold 1,305 applications in total for the SE9 postcode area.

77% of outline applications at Royal Borough of Greenwich 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
SE9 6TE
Application type
Cert. of Lawful Use/Dev - PROPOSED
Scale / size
Small
Parish
Eltham & Kidbrooke

Planning application dates

Date validated
11 February 2026
Last date for comments
8 April 2026

Applicant and agent

Agent
Martin Arnold Ltd
Architect profile
MARTIN ARNOLD LIMITED
Agent address
4 Gunnery Terrace, Cornwallis Road, LONDON, SE18 6SW

Additional information

Planning Portal ID
PP-14683910
Documents
8
Constraints
1

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, 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.

Source: Greenwich

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

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