18 Tritton Road London SE21 8DE

1. 8 Jun 2026

   Received by Lambeth

2. 25 Jul 2026

   Added to PlanIndex

3. 1 Sep 2026

   Decision issued: Grant Permission

4. 10 Sep 2026

   Status changed to Decided

   Previously Awaiting decision.

Lambeth granted permission on 1 September 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 10 Tritton Road London SE21 8DE

  26/02366/FUL Submitted 17 Aug 2026 50 yards away

  78% historically approved · decision due ~12 Oct

  Erection of a ground floor rear and side extension and erection of a 1st floor rear extension, together with the installation of solar panels.

  Decided Full applications Extension 4 docs

• 9 Tritton Road London Lambeth SE21 8DE

  26/00853/FUL Submitted 16 Mar 2026 50 yards away

  78% historically approved · decision due ~11 May

  Erection of a ground floor rear and side infill single storey extension.

  Decided Full applications Extension 13 docs
  Small domestic

• 52 Tritton Road London SE21 8DE

  20/04418/FUL Submitted 21 Dec 2020 50 yards away

  Erection of a single storey side infill extension.

  Granted Full applications Extension 5 docs
  Small domestic

• 21 Rosendale Road London SE21 8DS

  26/03013/FUL Submitted 13 Oct 2026 50 yards away

  78% historically approved · decision due ~8 Dec

  Removal of the rear extension and bay window and erection of a single storey ground floor rear extension with the replacement of a side window to Flat 2.

  Awaiting decision Full applications Extension Windows or glazing 7 docs
  Small domestic

• 23 Rosendale Road London SE21 8DS

  16/05002/FUL Submitted 22 Aug 2016 100 yards away

  Conversion of the single dwelling house to provide 3 self contained flats. Erection of dormer extensions to the rear and side elevation. Installation of a velux rooflight to the side elevation and alterations to door and windows to the external elevations.

  Granted Full applications New dwelling Extension +2 20 docs
  Domestic

• 26 Tritton Road London Lambeth SE21 8DE

  23/00293/NMC Submitted 31 Jan 2023 100 yards away

  Application for a non-material amendment following a grant of planning permission ref: 21/02745/FUL (Erection of single storey ground floor wrap around extension, together with courtyard) granted on 08.10.2021.

  Granted Amendments Extension 9 docs
  Small domestic

• 26/03217/FUL Awaiting decision

  20 Bellefields Road London Lambeth SW9 9UQ

  Erection of a single storey side extension including rooflights, increased door size to the rear elevation, replacement windows on a like-for-like basis, and reinstatement of the lower ground floor side door under the entrance steps to the front elevation (to provide direct access to the outside).

  Received 2 Nov, published by the council 5 Nov 2026 Full applications
• 26/03214/FUL Awaiting decision

  39 Holmewood Gardens London Lambeth SW2 3NA

  Erection of a rear dormer window, installation of two front roof lights and two roof lights to the rear outrigger, installation of solar panels, and installation of an external A/C unit to the rear outrigger.

  Received 2 Nov, published by the council 5 Nov 2026 Full applications
• 26/03202/FUL Awaiting decision

  73 Ramillies Close London Lambeth SW2 5DQ

  Retrofit measures installed to existing dwellinghouses. Measures include replacement of windows and doors, and fabric upgrades to roof, including replacement of roof finishings, and replacement of light wells in main roof.

  Received 30 Oct, published by the council 3 Nov 2026 Full applications
• 26/03197/FUL Awaiting decision

  196-198 Flat K Brixton Road London Lambeth SW9 6AP

  Replacement of a rear door with a like-for-like timber french door featuring a traditional six panel configuration (Please note: The reference number for this Listed Building Consent application is 26/03198/LB but there is also an associated application for Full Planning Permission related to these works with reference number: 26/03197/FUL)

  Received 29 Oct, published by the council 2 Nov 2026 Full applications
• 26/03193/FUL Awaiting decision

  Unit 9 Ellerslie Square Industrial Estate 11 Lyham Road London SW2 5DZ

  Replacement of existing roof, window frames, entrance/fire exit doors and roller shutters.

  Received 29 Oct, published by the council 3 Nov 2026 Full applications