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Planning application

22 Cornflower Terrace London Southwark SE22 0HH

Granted Southwark 22/AP/2641 Householder Application

Works: Extension Loft or dormer Windows or glazing Small domestic

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

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Alterations to the existing single storey side-rear extension, including a new flat roof to the rear and re-arranging the rooflights, and the construction of a first floor rear extension and L-shaped rear dormer extension, together with raising the roof ridge on the main roof by 330mm and installing an air conditioning unit on the dormer roof, two rooflights on the front roof slope and a new first floor window to the side of the property.

As published by the council, reference 22/AP/2641

Application record

Reference
22/AP/2641
Type
Householder Application
Status
Granted
Decision
Granted As published: Householder - GRANTED
Received
22 Jul 2022
Validated
14 Sep 2022
Decided
28 Dec 2022
Ward
Dulwich Hill
Parish
Dulwich
Decision by
Delegated Panel - Complex
Postcode
SE22 0HH

Site history

Applications at this address on the Southwark register

This site has had 2 applications since 2022: 2 approved, 0 refused.

  • 26/AP/0309 Granted

    22 Cornflower Terrace London Southwark SE22 0HH

    Install an external air conditioning unit (a mini VRF unit) at the back of the property

    Decided 28 Apr 2026 Householder

Timeline

Dates from the published record

  1. 22 Jul 2022

    Received by Southwark

  2. 14 Sep 2022

    Validated

    Checked as complete and ready for consideration.

  3. 28 Dec 2022

    Decision issued: Householder - GRANTED

  4. 15 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Design Squared Ltd Agent, a design practice registered in Brighton

Active · incorporated 2010 · Brighton

135 applications on PlanIndex · across 13 councils · 93% granted

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Documents

Plans, drawings, consultee responses and the officer's report

27 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Southwark granted permission on 28 December 2022, 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.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 22 Cornflower Terrace London Southwark SE22 0HH

    26/AP/0309 Submitted 3 Feb 2026 50 yards away

    Install an external air conditioning unit (a mini VRF unit) at the back of the property

    Granted Householder 26 docs
    Domestic
  • 16 Cornflower Terrace London Southwark SE22 0HH

    21/AP/3760 Submitted 29 Oct 2021 50 yards away

    Construction of an L-shaped rear dormer roof extension with raising of the ridge height by 300mm; installation of 2 new rooflights to the front roofslope; 1x window to dormer side elevation; 1x new rooflight and side elevation window to the existing single storey rear extension.

    Granted Householder Extension Loft or dormer +2 7 docs
    Small domestic
  • 44 Ryedale London Southwark SE22 0QW

    22/AP/3249 Submitted 9 Sep 2022 50 yards away

    Certificate of lawfulness (proposed): construction of a rear dormer extension with rooflights to front roof slope.

    Granted Lawful development Extension Loft or dormer 14 docs
  • 51 Ryedale London Southwark SE22 0QL

    24/AP/0228 Submitted 30 Jan 2024 50 yards away

    Construction of a rear dormer extension, raising the ridge roof line and the installation of three roof lights and one balcony window on the front elevation roof slope.

    Refused Householder Extension Loft or dormer +1 15 docs
    Domestic
  • 10B Balchier Road London Southwark SE22 0QN

    22/AP/0360 Submitted 8 Feb 2022 50 yards away

    Construction of an L-shaped rear dormer roof extension with a roof terrace; and the installation of 2x rooflights to the front roofslope.

    Granted Full applications Extension Loft or dormer 15 docs
  • 39 Ryedale London Southwark SE22 0QW

    20/AP/2685 Submitted 17 Sep 2020 50 yards away

    Certificate of lawfulness (proposed) for the construction of a rear dormer window and 2 rooflights to front roof slope

    Granted Lawful development Loft or dormer Windows or glazing 9 docs

In Southwark

  • 26/AP/2158 Granted

    7 Alma Grove London Southwark SE1 5PY

    Erection of a rear ground floor side extension with a framed glass roof and bi-folding rear doors. Replacement of windows and door. Alterations to external facade.

    Received 21 Jul, published by the council 25 Jul 2026 Householder
  • 26/AP/2601 Awaiting decision

    49 Henshaw Street London Southwark SE17 1PE

    Demolition of existing rear extension and construction of part single, part two storey rear extension and erection of roof terrace on main roof with balustrades and glazed access hatch.

    2 Sep 2026 Householder
  • 26/AP/2545 Awaiting decision

    76 Shenley Road London Southwark SE5 8NQ

    Construction of a single storey side and rear extension to the rear; construction of a rear dormer roof extension over the main roofslope and the installation of 3x rooflights to the front roofslope.

    Received 26 Aug, published by the council 3 Sep 2026 Householder
  • 26/AP/2533 Awaiting decision

    28 Tyrrell Road London Southwark SE22 9NE

    Construction of rear extension.

    Received 25 Aug, published by the council 28 Aug 2026 Householder
  • 26/AP/2517 Awaiting decision

    65 Calton Avenue London Southwark SE21 7DF

    Construction of a ground-floor side-rear extension with terrace reinstated above; alterations to the rear outrigger, including raising the eaves and ridge, removal of the chimney stack, replacement windows, and installation of two rooflights; enlargement of the existing rear dormer; erection of bin and bike stores in the front garden, together with new landscaping and a front boundary wall; installation of an EV charger to front elevation and removal of existing front porch door; removal of existing garden buildings and erection of a shed, sauna and pergola in the rear garden, together with new landscaping and decking.

    Received 24 Aug, published by the council 28 Aug 2026 Householder