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21-23 Dartmouth Road, London, SE23 3HN

DC/26/143894Commercial to Residential Prior ApprovalRefused
Outline / PiP

Refused on 25 June 2026

Delegated (officer decision)

Approximate location: the centre of the postcode, not the exact property.

Proposal

Prior Approval under Schedule 2, Part 3, Class G of the Town and Country Planning (General Permitted Development) Order 2015 (as amended) for the change of use of first and second floors commercial use (Use Class E) into 2 self-contained flats (Use Class C3) with ground floor entrance at 21-23 Dartmouth Road SE23.

Received
1 May 2026
Decision level
Delegated (officer decision)
Public comments
1
Ward
Forest Hill
Agent
D. Rose Planning LLP
  1. Received1 May
  2. Validated1 May
  3. Consult.25 Jun
  4. Target25 Jun
  5. Decided25 Jun

Decided in 55 days (council typically 56)

About this application

This is an outline application for a change of use at 21-23 DARTMOUTH ROAD, LONDON, SE23 3HN. Lewisham has handled 1,023 applications of this type. This one was decided in 55 days. The site is in a conservation area. There have been 3 other applications 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 3HN
Application type
Commercial to Residential Prior Approval
Scale / size
Small

Planning application dates

Date validated
1 May 2026
Consultation expiry
13 May 2026
Neighbour consultation start
3 June 2026
Last date for comments
25 June 2026
Target decision date
25 June 2026

Applicant and agent

Agent
D. Rose Planning LLP
Agent address
19-20 Bourne Court, Southend Road, Woodford Green, IG8 8HD

Planning decision

Statutory period
55 days

Publicity

Last advertised
13 May 2026
Site notice start
13 May 2026

Additional information

Planning Portal ID
PP-14899526
Documents
8
Constraints
8

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Conservation area: Forest Hill
  • Article 4 direction: Forest Hill Article 4(3) Direction+2 more
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (21)

flood storage 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.

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