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Planning application

12 Underhill Road London Southwark SE22 0AH

Awaiting decision Southwark 26/AP/2723

Works: Extension Loft or dormer Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Proposed erection of a single-storey ground floor side infill extension, ground floor rear extension, formation of a first-floor rear roof terrace and insertion of glazed door/panels, alterations to existing first floor rear elevation roof profile, insertion of rooflights, front garden landscaping, facade glazing replacement to existing loft conversion rear elevation, facade alterations, internal reconfiguration and all associated works at 12 Underhill Road, London SE22 0AH

As published by the council, reference 26/AP/2723

Application record

Reference
26/AP/2723
Status
Under consideration/assessment
Received
15 Sep 2026
Validated
16 Sep 2026
Postcode
SE22 0AH

Timeline

Dates from the published record

  1. 15 Sep 2026

    Received by Southwark

  2. 16 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 17 Sep 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 11 November 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 51 days over the applications it decided in the last year.

What happens while it is decided

This application is with Southwark for determination, against a statutory target of eight weeks. Over the last year Southwark's median decision took 51 days. More in our guide to how long planning decisions take.

About this record

The published feed does not state which type of application this is; the register entry on Southwark's portal will say. Our guide explains the common types.

Nearby applications

Within 500 metres

  • 20 Underhill Road London Southwark

    22/AP/1282 Submitted 7 Apr 2022 23m away

    PARTIAL DISCHARGE for Part C ONLY of condition 3 (Arboricultural Method Statement) as required by planning permission 21/AP/2305 dated 14/02/2022 for - Construction of a roof extension, front extension with balconies, ground to fourth floor rear extensions, excavation of the ground floor and the use of the building to provide five (2 bedroom) residential units, a side extension to provide an escape stair and passenger lift, proposed landscaping, and 2 garden rooms.'

    Granted Conditions Extension 7 docs

  • 20 Underhill Road London Southwark

    22/AP/2533 Submitted 14 Jul 2022 23m away

    Details of condition 3 (Arboricultural Method Statement) pursuant to planning permission 21/AP/2305 (Construction of a roof extension, front extension with balconies, ground to fourth floor rear extensions, excavation of the ground floor and the use of the building to provide five (2 bedroom) residential units, a side extension to provide an escape stair and passenger lift, proposed landscaping, and 2 garden rooms.)

    Granted Conditions Extension 8 docs

  • 20 Underhill Road London Southwark

    22/AP/1287 Submitted 7 Apr 2022 23m away

    Details of condition 4 (Details of foundation works) as required by planning permission 21/AP/2305 dated 14/02/2022 for - 'Construction of a roof extension, front extension with balconies, ground to fourth floor rear extensions, excavation of the ground floor and the use of the building to provide five (2 bedroom) residential units, a side extension to provide an escape stair and passenger lift, proposed landscaping, and 2 garden rooms.'

    Granted Conditions Extension 5 docs

  • 20 Underhill Road London Southwark

    22/AP/1288 Submitted 7 Apr 2022 23m away

    Details of condition 5 (Reinstatement of footpath if damaged by construction) as required by planning permission 21/AP/2305 dated 14/02/2022 for - 'Construction of a roof extension, front extension with balconies, ground to fourth floor rear extensions, excavation of the ground floor and the use of the building to provide five (2 bedroom) residential units, a side extension to provide an escape stair and passenger lift, proposed landscaping, and 2 garden rooms.'

    Granted Conditions Extension 8 docs

  • Flat 4 22 Underhill Road London Southwark SE22 0AH

    25/AP/3517 Submitted 3 Dec 2025 27m away

    Installation of roof terrace on existing flat roof with obscure glass side screens and open metal balustrade to rear

    Granted Full applications 17 docs

  • 26 Underhill Road London Southwark SE22 0AH

    22/AP/3382 Submitted 27 Sep 2022 45m away

    Retention of a single storey building at the rear of the site.

    Refused Full applications 14 docs
    Small domestic