Flat 2 Alys Court 35 Blenheim Grove London Southwark SE15 4QS

1. 17 Feb 2026

   Received by Southwark

2. 18 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 10 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 15 April 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Southwark took a median of 52 days over the applications it decided in the last year.

This application is with Southwark for determination, against a statutory target of eight weeks. Over the last year Southwark decided lawful development applications in a median of 50 days. More in our guide to how long planning decisions take.

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.

• Alys Court 35 Blenheim Grove London Southwark SE15 4QS

  26/AP/0434 Submitted 13 Feb 2026 2m away

  2x Birch trees located at the front of the building - crown reduction up to 1m back to previous with a focus on branches overhanging street and extended regrowth. Row/hedge of 7x Laurel trees in back garden - Reduce to half current height (approx 4m)

  Granted Trees 7 docs

• 37 Blenheim Grove London Southwark SE15 4QS

  25/AP/3229 Submitted 5 Nov 2025 14m away

  100% historically approved · decision due ~31 Dec

  Two Apple trees (T1 and T2) - Crown reduction by 30%, reshape as required and remove epicormic growth

  Awaiting decision Trees 4 docs

• 39 Blenheim Grove London Southwark SE15 4QS

  25/AP/3230 Submitted 5 Nov 2025 22m away

  100% historically approved · decision due ~31 Dec

  T1 - Large Lime tree at rear garden. Remove lower lateral limb back to the trunk to open up the rear of the garden. T2 - Cordyline on right hand side of garden, pollard to 5m as tree has got very big and dominating this side. T3 - Neighbours Pittosporum, remove stem over garden back to trunk and reduce canopy back to fence line.

  Awaiting decision Trees 7 docs
  Small domestic

• 41 Blenheim Grove London Southwark SE15 4QS

  26/AP/1147 Submitted 22 Apr 2026 29m away

  T1 - Medium Cherry tree which is not aesthetically attractive and looks like the ground level would have been significantly higher at one stage many years ago. Remove to ground level and grind stump. Replant with 8cm DBH Prunus Kanzan. T2 - Lilac multi stem, canopy is thinning in its old age and also is an odd shape. Section fell to ground level and grind stump. T3 - Coppice stool of a Hazel tree, section fell to ground level and grind stump. T4 - Multi stem Lilac which is very mature and has significant die back. Section fell to ground level and grind stump. Replant with 8cm DBH Magnolia Black Tulip. T5 - Medium Crab apple tree, section fell to ground level and grind stump. Replant with Laburnum Laburnocytisus.

  Granted Trees 12 docs

• 41 Blenheim Grove London Southwark SE15 4QS

  26/AP/1324 Submitted 7 May 2026 29m away

  Installation of rooflight to side-facing pitched roof; squaring off of the existing side lean-to roof at ground floor level; replacement of the existing front and rear entrance doors to the side lean-to extension; and installation of new glazed rear doors at lower ground floor level to the main dwelling.

  Granted Householder Extension Loft or dormer +1 25 docs
  Domestic

• 24 Chadwick Road London Southwark SE15 4RA

  23/AP/2320 Submitted 16 Aug 2023 31m away

  The erection of a ground floor rear side extension and a first floor rear extension along with replacing all windows and front door to the terraced house.

  Granted Householder Extension Windows or glazing 28 docs
  Domestic

• 26/AP/1316 Granted

  Seavington House Champion Hill London Southwark SE5 8DN

  Certificate of lawfulness (proposed) to confirm excavation works carried out on the site in the form of trial pits constitute a material operation under the Town and Country Planning Act 1990 and therefore represent lawful commencement of the approved planning permission 22/AP/0174.

  7 May 2026 Lawful development
• 26/AP/1420 Granted

  40 Strathnairn Street London Southwark SE1 5BL

  Certificate of lawfulness (proposed) for construction of a ground floor rear extension and a rear dormer.

  18 May 2026 Lawful development
• 26/AP/1618 Granted

  252 Barry Road London Southwark SE22 0JS

  Certificate of lawful development (proposed) for the construction of a rear dormer extension.

  5 Jun 2026 Lawful development
• 26/AP/1577 Granted

  Residence Inn By Marriott London Bridge 201-211 Long Lane London SE1 4PN

  Certificate of lawfulness (proposed) for undertaking of facade remedial works to remove combustible cladding materials and replace with a like-for-like non-combustible cladding with no change to the outer aesthetics of the building.

  2 Jun 2026 Lawful development
• 26/AP/1509 Withdrawn

  Railway Arch 101 Rockingham Street London Southwark SE1 6PD

  Certificate of lawfulness (proposed) for confirmation of implementation of planning permission 22/AP/3065: Change of use of the railway arch at 101 Rockingham Street from Use Class B8 (Storage/Distribution) to Use Classes E (Commercial, Business and Service) and F2 (Local Community) and a new glazed facade to the exterior including 2x extractor fans.

  27 May 2026 Lawful development