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Planning application

12 HORSMONDEN ROAD, LONDON, SE4 1RG

Granted Lewisham DC/26/143179 Lawful Development Certificate proposed

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

  1. 2 Mar 2026

    Received by Lewisham

  2. 6 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 12 Mar 2026

    Decision issued: Granted

  4. 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

127 applications on PlanIndex · across 25 councils · 90% granted

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Documents

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.

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What 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 0.3 miles

  • 1 HORSMONDEN ROAD, LONDON, SE4 1RG

    DC/21/121736 Submitted 12 May 2021 50 yards away

    Certificate of Lawful Development (Proposed) in respect of the construction of a hip to gable roof extension and a rear dormer extension at 1 Horsmonden Park SE4, together with the installation of roof lights in the front roof slope

    Granted Lawful development Extension Loft or dormer 12 docs

  • 18 HORSMONDEN ROAD, LONDON, SE4 1RG

    DC/26/145072 Submitted 17 Aug 2026 50 yards away

    Construction of roof extension in the rear roof slope, installation of 2 roof lights in the front...

    Awaiting decision Extension Loft or dormer

  • 18 HORSMONDEN ROAD, LONDON, SE4 1RG

    DC/26/145071 Submitted 17 Aug 2026 50 yards away

    87% historically approved · decision due ~12 Oct

    Construction of single-storey rear extension and rear dormer extension at 18 Horsmonden Road, SE4.

    Decided Extension Loft or dormer 8 docs
    Small domestic

  • 18 HORSMONDEN ROAD, LONDON, SE4 1RG

    DC/26/144069 Submitted 19 May 2026 50 yards away

    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 docs
    Small domestic

  • 53 CROFTON PARK ROAD, LONDON, SE4 1AF

    DC/25/141373 Submitted 8 Sep 2025 100 yards away

    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

    DC/25/142064 Submitted 7 Nov 2025 100 yards away

    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

In Lewisham

  • DC/26/145177 Awaiting decision

    162 CHUDLEIGH ROAD, LONDON, SE4 1EE

    Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and 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 construction of a hip-to-gable extension and rear dormer at 162 Chudleigh Road, SE4 1EE.

    Received 25 Aug, published by the council 28 Aug 2026 Lawful development
  • DC/26/145149 Awaiting decision

    288 GROVE STREET, LONDON, SE8 3RF

    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 288 Grove Street, SE8, as a self-contained residential dwelling (Use Class C3).

    Received 24 Aug, published by the council 8 Sep 2026 Lawful development
  • 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.

    Received 12 May, published by the council 25 Jul 2026 Lawful development
  • DC/26/144507 Granted

    46 WOOLSTONE ROAD, LONDON, SE23 2SG

    Application for a Lawful Development Certificate (Proposed) submitted under Section 192 of the Town and Country Planning Act 1990 (as amended) and Class A, Part 1, Schedule 2 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the demolition of the existing conservatory, the construction of a single-storey rear extension, and the replacement of rear and side elevation windows and doors at 46 Woolstone Road, SE23.

    Received 23 Jun, published by the council 25 Jul 2026 Lawful development
  • DC/26/144512 Granted

    2 HAFTON ROAD, LONDON, SE6 1LP

    Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and 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 construction of a hip-to-gable and rear roof extension with the insertion of two front rooflights at 2 Hafton Road, SE6

    Received 24 Jun, published by the council 25 Jul 2026 Lawful development