PlanningTrack
Get started

Council planning record

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 to front roof slope; front garden landscaping; facade glazing replacement to existing loft conversion rear elevation and facade alterations

12 Underhill Road London Southwark SE22 0AH

Under consideration/assessmentReference: 26/AP/2723London Borough of Southwark

Last published check: 21 Sept 2026, 22:39. Check the council record for more recent changes.

Application location

12 Underhill Road London Southwark SE22 0AH

This record has no verified map location.

View council map

Application summary

Status
Under consideration/assessment
Application type
Householder Application
Received
15 Sept 2026
Validated
16 Sept 2026
Determination deadline
10 Nov 2026
Local authority
London Borough of Southwark

Application overview

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 to front roof slope; front garden landscaping; facade glazing replacement to existing loft conversion rear elevation and facade alterations

Proposal details

Reference
26/AP/2723
Ward
Dulwich Wood
Agent
Design Squared Ltd

Sign in to view all collected council fields and recorded changes.

Sign in to view collected details

Documents 30 of 30

DocumentPublishedAction
VALID APPLICATION LETTER WITH INVOICEValid Application Letter · PDF21 Sept 2026View
FILE COPY - NEIGHBOUR NOTIFICATION+LISTNeighbour Notification List · PDF21 Sept 2026View
EXISTING GROUND FLOOR PLANPlan - Existing · PDF17 Sept 2026View
EXISTING FIRST FLOOR PLANPlan - Existing · PDF17 Sept 2026View
EXISTING SECOND FLOOR PLANPlan - Existing · PDF17 Sept 2026View
EXISTING THIRD FLOOR PLANPlan - Existing · PDF17 Sept 2026View
EXISTING LOFT FLOOR PLANPlan - Existing · PDF17 Sept 2026View
EXISTING ROOF PLANPlan - Existing · PDF17 Sept 2026View
EXISTING FRONT ELEVATIONPlan - Existing · PDF17 Sept 2026View
EXISTING FRONT ELEVATIONPlan - Existing · PDF17 Sept 2026View
EXISTING REAR ELEVATIONPlan - Existing · PDF17 Sept 2026View
EXISTING LEFT SIDE ELEVATIONPlan - Existing · PDF17 Sept 2026View
EXISTING RIGHT SIDE ELEVATIONPlan - Existing · PDF17 Sept 2026View
EXISTING SECTION A - APlan - Existing · PDF17 Sept 2026View
PROPOSED GROUND FLOOR PLANPlan - Proposed · PDF17 Sept 2026View
PROPOSED FIRST FLOOR PLANPlan - Proposed · PDF17 Sept 2026View
PROPOSED SECOND FLOOR PLANPlan - Proposed · PDF17 Sept 2026View
PROPOSED THIRD FLOOR PLANPlan - Proposed · PDF17 Sept 2026View
PROPOSED ROOF PLANPlan - Proposed · PDF17 Sept 2026View
PROPOSED FRONT ELEVATIONPlan - Proposed · PDF17 Sept 2026View
PROPOSED REAR ELEVATIONPlan - Proposed · PDF17 Sept 2026View
PROPOSED LEFT SIDE ELEVATIONPlan - Proposed · PDF17 Sept 2026View
PROPOSED RIGHT SIDE ELEVATIONPlan - Proposed · PDF17 Sept 2026View
PROPOSED SECTION A - APlan - Proposed · PDF17 Sept 2026View
EXISTING BLOCK PLANPlan - Existing · PDF17 Sept 2026View
PROPOSED BLOCK PLANPlan - Proposed · PDF17 Sept 2026View
APPLICATION FORM - WITHOUT PERSONAL DATAApplication - Form (Without Personal data) · PDF15 Sept 2026View
THE LOCATION PLANSite - Location plan · PDF15 Sept 2026View
COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORMCIL - GIA Form · PDF15 Sept 2026View
Fire StatementFire Statement · PDF15 Sept 2026View

Documents open on the council website. Browse council documents if a link has changed.

Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Application Received Date

    Published milestoneCouncil source

  2. Application Validated Date

    Published milestoneCouncil source

  3. Determination Deadline

    Published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

Decision & conditions

Decision not yet published
Planning conditions

We haven’t collected any decision conditions for this application.

Related records

Understand this planning record

All planning guides

  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

    UK research
    Published Updated

  • Understanding planning · 13 min read

    Planning application statuses explained

    Understand pending consideration, approved, refused and withdrawn planning applications. Compare status labels and find the documents explaining each outcome.

    UK research
    Published Updated

  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

    UK research
    Published Updated