Planning application
12 HORSMONDEN ROAD, LONDON, SE4 1RG
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Application for a Lawful Development Certificate proposed submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Class A of Schedule [2], Part [1] of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a single-storey rear extension to 12 Horsmonden Road, SE4.
As published by the council, reference DC/26/143179
Application record
- Reference
- DC/26/143179
- Type
- Lawful Development Certificate proposed
- Status
- Decided
- Decision
- Granted
- Received
- 2 Mar 2026
- Validated
- 6 Mar 2026
- Decided
- 12 Mar 2026
- Ward
- Crofton Park
- Decision by
- Delegated
- Postcode
- SE4 1RG
Timeline
Dates from the published record
-
2 Mar 2026
Received by Lewisham
-
6 Mar 2026
Validated
Checked as complete and ready for consideration.
-
12 Mar 2026
Decision issued: Granted
-
25 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Discount Plans Ltd Agent, registered in London
Active · incorporated 2005 · London
101 applications on PlanIndex · across 23 councils · 89% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
9 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
Lewisham granted permission on 12 March 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
-
18 HORSMONDEN ROAD, LONDON, SE4 1RG
Roof level dormer extension and rear extension to mid terraced property
Withdrawn Householder Extension Loft or dormerDomestic -
18 HORSMONDEN ROAD, LONDON, SE4 1RG
87% historically approved · decision due ~14 Oct
Construction of single-storey rear extension and rear dormer extension at 18 Horsmonden Road, SE4.
Awaiting decision Extension Loft or dormerSmall domestic -
18 HORSMONDEN ROAD, LONDON, SE4 1RG
Construction of a porch, new timber front door, single-storey rear extension and rear roof extension with new standing seam zinc roof covering to entire roof, installation of one front roof light and one front cabrio rooflight, replacement aluminium framed windows, external wall insulation with silicate render finish to the front and rear elevations at 18 Horsmonden Road, SE4.
Refused Householder Extension Loft or dormer +2 6 docsSmall domestic -
53 CROFTON PARK ROAD, LONDON, SE4 1AF
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Classes B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the installation of two front rooflights, as well as the construction of a rear roof and outrigger roof extension at 53 Crofton Park Road, SE4.
Refused Lawful development Extension Loft or dormer 5 docs -
53 CROFTON PARK ROAD, LONDON, SE4 1AF
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class A, B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the replacement of rear outrigger window with new garden door, construction of an L-shaped rear dormer extension and installation of front rooflights at 53 Crofton Park Road, SE4.
Granted Lawful development Extension Loft or dormer +1 7 docs -
18 CROFTON PARK ROAD, LONDON, SE4 1AE
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Classes B, C and G of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a L-shaped rear dormer, removal of chimney and installation of three front rooflights at 18 Crofton Park Road, SE4.
Granted Lawful development Loft or dormer 7 docs
Other lawful development applications
In Lewisham
-
DC/26/143983 Granted
1 SANDROCK ROAD, LONDON, SE13 7TS
Application for a Lawful Development Certificate existing submitted under Section 191 of the Town & Country Planning Act 1990 (as amended) to establish that the lawful use of 1 Sandrock Road, SE13, is as a small house in multiple occupation for no more than six residents.
-
DC/26/143740 Granted
GROUND FLOOR FLAT, 46 HALESWORTH ROAD, LONDON, SE13 7TL
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the siting of a single-unit mobile home for ancillary use to the dwelling at Ground Floor Flat, 46 Halesworth Road SE13.
-
DC/26/144365 Granted
21 HEATHER ROAD, LONDON, SE12 0UG
Application for a Lawful Development Certificate (existing) submitted under Section 191 of the Town & Country Planning Act 1990 (as amended) for the use of property as a house in multiple occupation (C4 Use Class) at 21 Heather Road, SE12
-
DC/26/144317 Granted
154 MINARD ROAD, LONDON, SE6 1NJ
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a single-storey rear extension at 154 Minard Road, SE6
-
DC/26/144314 Granted
273 BROWNHILL ROAD, LONDON, SE6 1AE
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) for change of use from Class E(a) 'for the display or retail sale of goods other than hot food principally to visiting members of the public' to Class E(b) for the sale of food and drink principally to visiting members of the public where consumption of that food and drink is mostly undertaken on the premises at 273 Brownhill Road, London SE6 1AE.