40 Knollys Road London SW16 2JX

1. 17 Sep 2025

   Received by Lambeth

2. 2 Oct 2025

   Validated

   Checked as complete and ready for consideration.

3. 4 Dec 2025

   Decision issued: Grant Permission

4. 11 Aug 2026

   Added to PlanIndex

Lambeth granted permission on 4 December 2025, 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.

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.

• 43 Knolly's Road London SW16 2JJ

  10/00387/DET Submitted 4 Feb 2010 50 yards away

  Approval of details pursuant to condition 3 (Details of a suitable form of screening to the proposed external timber staircase) of planning permission ref: 09/03083/FUL (Retention of the conversion of maisonette flat into two self-contained flats with alterations to the rear elevation involving the replacement of windows and doors within the lower ground and basement level together with proposed works to include the erection of an external timber staircase to rear, the erection of a glazed rear extension to the basement flat and the provision of a binstore (revised description)) granted on: 09.12.2009.

  Granted Conditions New dwelling Extension +1 4 docs

• 43 Knolly's Road London SW16 2JJ

  10/00389/DET Submitted 4 Feb 2010 50 yards away

  Approval of details pursuant to condition 5 (Details of proposed boundary treatments) of planning permission ref: 09/03083/FUL (Retention of the conversion of maisonette flat into two self-contained flats with alterations to the rear elevation involving the replacement of windows and doors within the lower ground and basement level together with proposed works to include the erection of an external timber staircase to rear, the erection of a glazed rear extension to the basement flat and the provision of a binstore (revised description)) granted on: 09.12.2009.

  Granted Conditions New dwelling Extension +1 7 docs

• 43 Knolly's Road London SW16 2JJ

  10/00386/DET Submitted 4 Feb 2010 50 yards away

  Approval of details pursuant to condition 2 (Details of materials used for external surfaces) of planning permission ref: 09/03083/FUL (Retention of the conversion of maisonette flat into two self-contained flats with alterations to the rear elevation involving the replacement of windows and doors within the lower ground and basement level together with proposed works to include the erection of an external timber staircase to rear, the erection of a glazed rear extension to the basement flat and the provision of a binstore (revised description)) granted on: 09.12.2009.

  Granted Conditions New dwelling Extension +1 2 docs

• 43 Knolly's Road London SW16 2JJ

  10/00388/DET Submitted 4 Feb 2010 50 yards away

  Approval of details pursuant to condition 4 (Details of the refuse and recycling store) of planning permission ref: 09/03083/FUL (Retention of the conversion of maisonette flat into two self-contained flats with alterations to the rear elevation involving the replacement of windows and doors within the lower ground and basement level together with proposed works to include the erection of an external timber staircase to rear, the erection of a glazed rear extension to the basement flat and the provision of a binstore (revised description)) granted on: 09.12.2009.

  Granted Conditions New dwelling Extension +1 2 docs

• 37 Knolly's Road London SW16 2JJ

  15/03749/FUL Submitted 1 Jul 2015 50 yards away

  Conversion of terraced house into 5 residential flats containing 1 one bedroom unit and 4 two bedroom units including the erection of a rear lower ground floor extension and creation of a balcony with glass balustrade to the rear elevation

  Withdrawn Full applications New dwelling Extension 13 docs

• 47 Broxholm Road London Lambeth SE27 0NA

  23/00047/NMC Submitted 7 Jan 2023 50 yards away

  Application for a non-material amendment following a grant of planning permission ref: 22/00509/FUL (Levelling of existing basement floor, installation of four lower ground floor windows and door in the side elevation, new lower ground floor door and windows in the rear elevation, roof lights to front and rear roof slope and raised patio to rear) granted on 25.04.2022.

  Granted Amendments Loft or dormer Windows or glazing 5 docs

• 26/02481/LDCP Awaiting decision

  56 Englewood Road London Lambeth SW12 9NY

  Certificate of Lawfulness (Proposed) with respect to the installation of Air Source Heat Pump to rear garden.

  Received 28 Aug, published by the council 29 Sep 2026 Lawful development
• 26/01071/LDCP Withdrawn

  36 Elms Road London Lambeth SW4 9EX

  Certificate of Lawful Development (Proposed) with respect to the erection of side and rear 'box' roof extensions including a side roof light and removal of a chimney.

  Received 2 Apr, published by the council 25 Jul 2026 Lawful development
• 26/02276/LDCP Awaiting decision

  10 Leake Street London SE1 7NN

  Certificate of Lawful Development (Proposed) with respect to temporary infilling and smoothing of the existing ramp area at Elizabeth House to facilitate the demolition and construction works at 10 Leake Street authorised by the planning permission ref: 25/02199/FUL.

  Received 7 Aug, published by the council 15 Sep 2026 Lawful development
• 26/00455/LDCP Granted

  129 Hydethorpe Road London SW12 0JF

  Application for Certificate of Lawful Development (Proposed) with respect to the erection of a rear dormer roof extension and installation of new rooflights to the front roof slope.

  Received 12 Feb, published by the council 25 Jul 2026 Lawful development
• 26/01485/LDCP Granted

  88 Ballater Road London SW2 5QP

  Application for a Certificate of Lawful Development (Proposed) with respect to erection of a rear dormer roof extension and installation of 2 x rooflights to existing roof at front elevation and 1 x rooflight to existing rear outrigger roof

  Received 15 May, published by the council 25 Jul 2026 Lawful development