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Planning application

10 Halsmere Road London SE5 9LN

Awaiting decision Lambeth 26/03078/FUL Full applications

Works: Extension Loft or dormer

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Removal of the existing mansard roof to Block B and the extension, alteration and internal reconfiguration of Blocks B and C at 10 Halsmere Road to provide additional purpose-built student accommodation, together with associated internal and external alterations.

As published by the council, reference 26/03078/FUL

Application record

Reference
26/03078/FUL
Category
Full applications
Status
Awaiting decision
Received
20 Oct 2026
Validated
27 Oct 2026
Postcode
SE5 9LN

Site history

Applications at this address on the Lambeth register

This site has had 10 applications since 2025: 4 approved, 1 refused.

  • 26/02891/DET Awaiting decision

    10 Halsmere Road London SE5 9LN

    Approval of details pursuant to Condition 4 (Roof Materials) of planning permission 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure.) granted on 29.10.2025

    Submitted 5 Oct 2026
  • 26/02892/DET Awaiting decision

    10 Halsmere Road London SE5 9LN

    Approval of details pursuant to Condition 5 (Window Details) and Condition 6 (Door Details) of planning permission 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure.) granted on 29.10.2025

    Submitted 5 Oct 2026
  • 26/02282/DET Decided

    10 Halsmere Road London SE5 9LN

    Approval of details pursuant to condition 13(Construction Management plan) for planning permission 25/03543/FUL (Erection of 2 storey rear extension to Block B, erection of single storey link between Block A and Block B, reconfiguration of cycle and bin stores and landscaping works dated 05.02.2026)

    Submitted 7 Aug 2026
  • 26/02264/DET Refused

    10 Halsmere Road London SE5 9LN

    Approval of details pursuant to conditions 4 (Roof materials), 5 (Rear elevation window details), and 6 (Front door and transom light) of planning permission ref : 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure) granted on 29.10.2025.

    Decided 29 Sep 2026
  • 26/02265/DET Granted

    10 Halsmere Road London SE5 9LN

    Approval of details pursuant to condition of 9 (Noise and vibration attenuation measures) of planning permission ref : 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure) granted on 29.10.2025.

    Decided 21 Sep 2026
  • 26/01553/NMC Decided

    10 Halsmere Road London SE5 9LN

    Application for a non-material amendment following a grant of planning permission 25/03543/FUL (Erection of 2 storey rear extension to Block B, erection of single storey link between Block A and Block B, reconfiguration of cycle and bin stores and landscaping works) granted on 05.02.2026. Amendment sought: Omission of two small areas of green roof at ground floor roof level and the ground floor terrace. Reduction in the footprint of the link structure connecting the Pod Building and Block B (by 10sqm) Alteration to the first floor 'link bridge' reducing its area Introduction of a sign on the link bridge between Block A and Block B, which also serves as the main entrance to the accommodation Alteration to the glazing ratio on the ground floor windows Addition of a new window at ground floor level to serve the Management Office

    Submitted 21 May 2026
  • 26/00566/NMC Granted

    10 Halsmere Road London SE5 9LN

    Application for a Non-Material Amendment following a grant of Planning Permission ref : 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure.) Granted on 28.10.2025.

    Decided 23 Mar 2026 Amendments
  • 25/03543/FUL Granted

    10 Halsmere Road London SE5 9LN

    Erection of 2 storey rear extension to Block B, erection of single storey link between Block A and Block B, reconfiguration of cycle and bin stores and landscaping works.

    Decided 5 Feb 2026 Full applications
  • 25/02810/FUL Granted

    10 Halsmere Road London SE5 9LN

    Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure.

    Decided 29 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 20 Oct 2026

    Received by Lambeth

  2. 27 Oct 2026

    Validated

    Checked as complete and ready for consideration.

  3. 28 Oct 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 22 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Lambeth took a median of 56 days over the applications it decided in the last year.

What happens while it is decided

This application is with Lambeth for determination, against a statutory target of eight weeks. Over the last year Lambeth decided full applications in a median of 66 days. More in our guide to how long planning decisions take.

About full applications

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.

Nearby applications

Within 0.3 miles

  • 13 Halsmere Road London SE5 9LN

    26/01855/TCA Submitted 23 Jun 2026 50 yards away

    93% historically approved · decision due ~18 Aug

    FRONT GARDEN: T1 Leylandii. FELL TO GROUND LEVEL.

    Awaiting decision Trees 2 docs

  • 10 Halsmere Road London SE5 9LN

    26/01553/NMC Submitted 21 May 2026 50 yards away

    84% historically approved · decision due ~16 Jul

    Application for a non-material amendment following a grant of planning permission 25/03543/FUL (Erection of 2 storey rear extension to Block B, erection of single storey link between Block A and Block B, reconfiguration of cycle and bin stores and landscaping works) granted on 05.02.2026. Amendment sought: Omission of two small areas of green roof at ground floor roof level and the ground floor terrace. Reduction in the footprint of the link structure connecting the Pod Building and Block B (by 10sqm) Alteration to the first floor 'link bridge' reducing its area Introduction of a sign on the link bridge between Block A and Block B, which also serves as the main entrance to the accommodation Alteration to the glazing ratio on the ground floor windows Addition of a new window at ground floor level to serve the Management Office

    Decided Extension Windows or glazing 4 docs
    Small domestic

  • 10 Halsmere Road London SE5 9LN

    26/02282/DET Submitted 7 Aug 2026 50 yards away

    84% historically approved · decision due ~2 Oct

    Approval of details pursuant to condition 13(Construction Management plan) for planning permission 25/03543/FUL (Erection of 2 storey rear extension to Block B, erection of single storey link between Block A and Block B, reconfiguration of cycle and bin stores and landscaping works dated 05.02.2026)

    Decided Extension 1 doc
    Small domestic

  • 10 Halsmere Road London SE5 9LN

    26/02891/DET Submitted 5 Oct 2026 50 yards away

    84% historically approved · decision due ~30 Nov

    Approval of details pursuant to Condition 4 (Roof Materials) of planning permission 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure.) granted on 29.10.2025

    Awaiting decision Extension Windows or glazing

  • 10 Halsmere Road London SE5 9LN

    26/02892/DET Submitted 5 Oct 2026 50 yards away

    84% historically approved · decision due ~30 Nov

    Approval of details pursuant to Condition 5 (Window Details) and Condition 6 (Door Details) of planning permission 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure.) granted on 29.10.2025

    Awaiting decision Extension Windows or glazing

  • 10 Halsmere Road London SE5 9LN

    26/02264/DET Submitted 6 Aug 2026 50 yards away

    Approval of details pursuant to conditions 4 (Roof materials), 5 (Rear elevation window details), and 6 (Front door and transom light) of planning permission ref : 25/02810/FUL (Removal of the existing external staircase and erection of a three-storey rear extension to accommodate an internal stair and lift core. Alterations to the rear elevation, including changes to fenestration, removal of chimney stacks and lift overrun to roof. Repositioning of existing rear-facing windows at the top floor. Replacement of the existing front door and installation of an air source heat pump with an associated acoustic enclosure) granted on 29.10.2025.

    Refused Extension Windows or glazing 7 docs

In Lambeth

  • 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
  • 26/03136/FUL Awaiting decision

    21 Clapham High Street London Lambeth SW4 7TR

    External restoration of an existing storefront, including the restoration of existing decorative pilasters and masonry features, the replacement of rainwater goods with powder-coated cast aluminium alternatives, the installation of a replacement black steel Crittall entrance door and the installation of a frameless glass entrance awning.

    Received 26 Oct, published by the council 3 Nov 2026 Full applications
  • 26/03135/FUL Awaiting decision

    Flat 4 2 - 4 Venn Street London SW4 0AT

    Erection of a rear dormer roof extension, installation of 2x roof lights to the front roof slope, and alterations to the rear fenestration.

    Received 26 Oct, published by the council 30 Oct 2026 Full applications