42 DERBY HILL, LONDON, SE23 3YD

This site has had 2 applications since 2018: 1 approved, 1 refused.

• DC/19/111588 Granted

  42 DERBY HILL, LONDON, SE23 3YD

  Retrospective planning permission for the construction of a hip to gable end extension and a roof extension incorporating Juliet balcony in the rear roof slope at 42 Derby Hill SE23, together with the installation of rooflights in the front roof slope and a new window in the side.

  Decided 19 Jun 2019 Householder

1. 12 Dec 2018

   Received by Lewisham

2. 8 Jan 2019

   Validated

   Checked as complete and ready for consideration.

3. 21 Feb 2019

   Decision issued: Refused

4. 10 Oct 2026

   Added to PlanIndex

Lewisham refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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.

• 21 DERBY HILL, LONDON, SE23 3YD

  DC/21/121561 Submitted 28 Apr 2021 50 yards away

  Construction of single storey side and rear extensions at 21 DERBY HILL, SE23, together with alterations to the existing raised patio and landscaping, and to the front porch.

  Granted Householder Extension 5 docs
  Small domestic

• 3 DERBY HILL, LONDON, SE23 3YD

  DC/21/122094 Submitted 4 Jun 2021 50 yards away

  Demolition of existing garage, new single storey side extension, replace existing porch with new. Convert the existing roof from hip to gable, new dormer to rear roof slope. 2 no. roof lights to front roof slope, 2 no. rooflights to new pitched roof to side extension and 2 no. rooflights to dormer flat roof. Replacement of existing window to side elevation. Repairs to boundary wall, installation of new gate, resurfacing of front driveway and path.

  Withdrawn Householder Extension Loft or dormer +3
  Small domestic

• 50 DERBY HILL, LONDON, SE23 3YD

  DC/26/143246 Submitted 9 Mar 2026 50 yards away

  Construction of a single-storey rear extension and replacement of rear first floor bay window with a flush window to 50 Derby Hill, SE23.

  Granted Householder Extension Windows or glazing 9 docs
  Small domestic

• 13 DERBY HILL, LONDON, SE23 3YD

  DC/18/109917 Submitted 29 Nov 2018 50 yards away

  The construction of a part one/two storey side extension at 13 Derby Hill, SE23, together with the relocation of the crossover, alterations to the front and side boundary treatments and hard and soft landscaping of the front driveway REVISED DESCRIPTION

  Refused Householder Extension 11 docs
  Domestic

• 50 DERBY HILL, LONDON, SE23 3YD

  DC/26/143247 Submitted 9 Mar 2026 50 yards away

  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 and installation of four front-slope roof lights to 50 Derby Hill, SE23

  Granted Lawful development Extension Loft or dormer 9 docs

• 42 DERBY HILL, LONDON, SE23 3YD

  DC/19/111588 Submitted 25 Mar 2019 50 yards away

  Retrospective planning permission for the construction of a hip to gable end extension and a roof extension incorporating Juliet balcony in the rear roof slope at 42 Derby Hill SE23, together with the installation of rooflights in the front roof slope and a new window in the side.

  Granted Householder Extension Loft or dormer +1 10 docs
  Domestic

• DC/26/145270 Awaiting decision

  179 CRANSTON ROAD, LONDON, SE23 2EZ

  Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for construction of single-storey rear extension and the demolition of the existing conservatory to 179 Cranston Road, SE23.

  Received 3 Sep, published by the council 8 Sep 2026 Lawful development
• 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/26/145163 Awaiting decision

  15 BRANGBOURNE ROAD, BROMLEY, BR1 4LL

  Construction of a single-storey rear extension to extend the width of the existing rear extension, installation of a roof lantern, and replacement of the existing outbuilding with an amenity outbuilding at 15 Brangbourne Road, BR1

  Received 24 Aug, published by the council 1 Sep 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