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Planning application

22 KNOWLES HILL CRESCENT, LONDON, SE13 6DS

Granted Lewisham DC/18/110138 Lawful Development Certificate proposed

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Certificate of Lawful Development (Proposed) for the construction of a replacement rear dormer extension at 22 Knowles Hill Crescent, SE13 together with addition of rooflights on the front elevation.

As published by the council, reference DC/18/110138

Application record

Reference
DC/18/110138
Type
Lawful Development Certificate proposed
Status
Decided
Decision
Granted
Received
13 Dec 2018
Validated
13 Dec 2018
Decided
21 Jan 2019
Ward
Lewisham Central
Parish
Does NOT need to go to BCAP
Postcode
SE13 6DS

Site history

Applications at this address on the Lewisham register

This site has had 2 applications since 2018: 2 approved, 0 refused.

  • DC/18/110140 Granted

    22 KNOWLES HILL CRESCENT, LONDON, SE13 6DS

    The construction of a single storey side return extension at the rear together with alterations to existing extension at the rear and removal of the rear chimney at 22 Knowles Hill Crescent, SE13

    Decided 1 Feb 2019 Householder

Timeline

Dates from the published record

  1. 13 Dec 2018

    Received by Lewisham

  2. 21 Jan 2019

    Decision issued: Granted

  3. 10 Oct 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

LJT Architects Ltd Agent, an architecture practice

91 applications on PlanIndex · across 8 councils · 81% granted

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Documents

Plans, drawings, consultee responses and the officer's report

22 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 21 January 2019, 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

  • 22 KNOWLES HILL CRESCENT, LONDON, SE13 6DS

    DC/18/110140 Submitted 13 Dec 2018 50 yards away

    The construction of a single storey side return extension at the rear together with alterations to existing extension at the rear and removal of the rear chimney at 22 Knowles Hill Crescent, SE13

    Granted Householder Extension 21 docs
    Small domestic
  • 30 KNOWLES HILL CRESCENT, LONDON, SE13 6DS

    DC/19/111974 Submitted 18 Apr 2019 50 yards away

    The demolition of the existing single storey rear extension at 30 Knowles Hill Crescent, SE13 together with the construction of a single storey side and rear extension.

    Granted Householder Extension Demolition 14 docs
    Small domestic
  • 19 KNOWLES HILL CRESCENT, LONDON, SE13 6DT

    DC/18/110080 Submitted 10 Dec 2018 100 yards away

    Prior Approval for the construction of a single storey infill extension at 19 Knowles Hill Cresent, SE13. The proposal would extend 5.5m beyond the rear wall of the property with a maximum height of 3.325m and an eaves height of 2.543m.

    Granted Prior approval Extension 5 docs
    Small domestic
  • 19 KNOWLES HILL CRESCENT, LONDON, SE13 6DT

    DC/18/109955 Submitted 3 Dec 2018 100 yards away

    Certificate of Lawful Development (proposed) for the construction of a single storey infill extension at 19 Knowles Hill Cresent, SE13.

    Granted Lawful development Extension 5 docs
    Small domestic
  • 21 KNOWLES HILL CRESCENT, LONDON, SE13 6DT

    DC/25/142424 Submitted 12 Dec 2025 100 yards away

    Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Classes A, 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 single-storey rear extension, rear dormer, three front roof lights, new soil vent pipe and new side window.

    Granted Lawful development Extension Loft or dormer +1 9 docs
    Small domestic
  • 21 KNOWLES HILL CRESCENT, LONDON, SE13 6DT

    DC/25/142409 Submitted 11 Dec 2025 100 yards away

    Application for Prior Approval under Schedule 2, Part 1, Class A, Part (g) of the Town and Country Planning (General Permitted Development) Order 2015 (as amended) for the construction of a single storey rear extension with a depth of 5.37m, a maximum height of 3.16 m and an eaves height of 3.00m at 21 Knowles Hill Crescent, SE13.

    Granted Prior approval Extension 9 docs
    Small domestic

In Lewisham

  • 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