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Planning application

50A Sutherland Square London Southwark SE17 3EE

Refused Southwark 21/AP/3618 Certificate of Lawful Dev. - Proposed

Works: Extension Domestic

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

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Certificate of Lawful Development (Proposed) for a single-story rear extension and change of use from B1 office to C3 dwelling houses to create 2 residential units

As published by the council, reference 21/AP/3618

Application record

Reference
21/AP/3618
Type
Certificate of Lawful Dev. - Proposed
Status
Refused
Decision
Refused As published: Certificate of Lawfulness PROP- REFUSED
Received
18 Oct 2021
Validated
19 Oct 2021
Decided
3 Dec 2021
Ward
Newington
Parish
Borough, Bankside And Walworth
Decision by
Delegated Panel - Complex
Postcode
SE17 3EE

Site history

Applications at this address on the Southwark register

This site has had 2 applications since 2021: 0 approved, 2 refused.

  • 22/AP/1321 Refused

    50A Sutherland Square London Southwark SE17 3EE

    Retrospective application for the constuction of single storey rear extension and change of use from office (class B1) to dwelling houses (class C3) introducing 2x 1 bed 1 person flats with rear terrace, outside steps and outside amenity space

    Decided 15 Nov 2022 Full applications

Timeline

Dates from the published record

  1. 18 Oct 2021

    Received by Southwark

  2. 19 Oct 2021

    Validated

    Checked as complete and ready for consideration.

  3. 3 Dec 2021

    Decision issued: Certificate of Lawfulness PROP- REFUSED

  4. 21 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

KK Design Consultants Ltd Agent, a design practice registered in London

Active · incorporated 2019 · London

4 applications on PlanIndex · across 2 councils

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Documents

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

14 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 refusal means

Southwark refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

About lawful development applications

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.

Nearby applications

Within 0.3 miles

  • 50A Sutherland Square London Southwark SE17 3EE

    22/AP/1321 Submitted 12 Apr 2022 50 yards away

    Retrospective application for the constuction of single storey rear extension and change of use from office (class B1) to dwelling houses (class C3) introducing 2x 1 bed 1 person flats with rear terrace, outside steps and outside amenity space

    Refused Full applications New dwelling Extension 27 docs
    Small domestic
  • 52A Sutherland Square London Southwark SE17 3EL

    25/AP/3528 Submitted 3 Dec 2025 50 yards away

    Listed building consent for the retention of a beam in the ceiling of basement flat A, below an existing wall in flat B above.

    Granted Heritage and listed buildings 14 docs
  • 1 Sutherland Walk London Southwark SE17 3EF

    26/AP/0338 Submitted 4 Feb 2026 50 yards away

    Non-material ammendement to planning permission ref: 25/AP/2919 "Demolition of existing external timber outbuildings. Enlargement of existing lower ground floor rear terrace and changes to doors on rear elevation. Replacement sash windows to lower ground floor front elevation" Non-ammendment sought: two replacement doors are now proposed to be hardwood framed doors with an oil or varnish finish.

    Decided Conditions Demolition Windows or glazing 10 docs
  • 1 Sutherland Walk London Southwark SE17 3EF

    25/AP/2919 Submitted 8 Oct 2025 50 yards away

    95% historically approved · decision due ~3 Dec

    Demolition of existing external timber outbuildings. Enlargement of existing lower ground floor rear terrace and changes to doors on rear elevation. Replacement sash windows to lower ground floor front elevation.

    Awaiting decision Householder Demolition Windows or glazing 21 docs
    Domestic
  • 33 Sutherland Square London Southwark SE17 3EE

    26/AP/2842 Submitted 25 Sep 2026 50 yards away

    95% historically approved · decision due ~23 Nov

    Details of condition 3 (Fenestration And Doors) required by planning permission 26/AP/0456 dated 09/06/2026 for 'Listed Building Consent for minor internal reconfiguration, repair and replacement of windows, modest alterations to rear openings, and improvements to the rear garden and terraces, with no change to the use of the property as a single-family home.'

    Awaiting decision Windows or glazing
  • 37 Sutherland Square London Southwark SE17 3EE

    21/AP/3227 Submitted 9 Sep 2021 50 yards away

    T1 Ash (x1) - Reduce height by 4-5m and width by 2-3m. Reason: General maintenance. To maintain the tree at a smaller size.

    Withdrawn Trees 3 docs

In Southwark

  • 26/AP/2509 Awaiting decision

    Newington Gardens Harper Road London Southwark SE1

    Certificate of Lawfulness (proposed) for improvement works to the playground at Newington Gardens to include the removal of current playground equipment and installation of new accessible equipment.

    Received 21 Aug, published by the council 7 Sep 2026 Lawful development
  • 26/AP/1673 Granted

    Flat 67 Benbow House 24 New Globe Walk London Southwark SE1 9DS

    Certificate of Lawful Development to replace existing external doors with new thermally improved doors

    Received 11 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1909 Granted

    6 Ethnard Road London Southwark SE15 1RU

    Certificate of lawfulness (proposed) for a loft conversion with rear dormer

    Received 30 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1759 Granted

    29 Dundas Road London Southwark SE15 2DR

    Certificate of Lawful Development (Proposed) for loft conversion with rear dormer, installation of roof lights to front roof slope, construction of a rear outbuilding, fenestration changes including new and replacement windows and installation of soil vent pipe.

    Received 17 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1942 Granted

    Peckham Rye Railway Station Station Way London Southwark SE15 4RX

    Certificate of lawfulness (existing) to confirm that planning permission 22/AP/1006 was lawfully implemented within the prescribed time period

    Received 3 Jul, published by the council 25 Jul 2026 Lawful development