Skip to content

15 Horniman Drive, London, SE23 3BJ

DC/20/118440Lawful Development Certificate proposedRefused
Outline / PiP

Refused on 19 November 2020

Delegated (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

Certificate of Lawful Development (Proposed) in respect of the construction of a single storey rear infill extension at 15 Horniman Drive SE23

Received
18 September 2020
Decision level
Delegated (officer decision)
Ward
Forest Hill
  1. Received18 Sep
  2. Validated28 Sep
  3. Consult.23 Nov
  4. Target23 Nov
  5. Decided19 Nov

Decided in 52 days (council typically 56)

About this application

This is an outline application for an extension at 15 HORNIMAN DRIVE, LONDON, SE23 3BJ. Lewisham has handled 1,023 applications of this type. This one was decided in 62 days, 6 days longer than Lewisham's typical decision time. There are no previous applications recorded at this address. In the past year there have been 181 applications across Forest Hill. We hold 2,610 applications in total for the SE23 postcode area.

75% of outline applications at London Borough of Lewisham 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
SE23 3BJ
Application type
Lawful Development Certificate proposed
Scale / size
Small

Planning application dates

Date validated
28 September 2020
Neighbour consultation start
18 January 2021
Last date for comments
23 November 2020
Target decision date
23 November 2020

Planning decision

Statutory period
56 days

Appeal

Appeal reference
X/20/3263986
Appeal result
Dismissed

Appeal history

3263986
Dismissed
Type: Lawful Development CertificateProcedure: Written RepresentationsDecision: 22 October 2021Dev Type: Householder developmentsReason: Refusal

Additional information

Comments
0
Documents
12

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Small HMO Northern Extension
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

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: Lewisham

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

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near SE23

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

Planning something similar?

See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.

See what gets approved on your streetBuying this property? Report on this address