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Planning application

124 SWINGATE LANE, PLUMSTEAD, LONDON, SE18 2HL

Granted Greenwich 25/2726/CP Lawful use (operation)

Works: Extension Loft or dormer

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

Proposal

Certificate of Lawfulness (Proposed) for a hip to gable roof extension, construction of a rear dormer extension and installation of two rooflights in the front rooflsope.

As published by the council, reference 25/2726/CP

Application record

Reference
25/2726/CP
Type
Lawful use (operation)
Status
Decided
Decision
Approve
Received
25 Aug 2025
Validated
25 Aug 2025
Decided
20 Oct 2025
Ward
PLUMSTEAD COMMON
Decision by
Delegation
Postcode
SE18 2HL

Site history

Applications at this address on the Greenwich register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • 25/2872/F Granted

    124 SWINGATE LANE, PLUMSTEAD, LONDON, SE18 2HL

    Change of use from an existing dwelling (Use Class C3) to a 6-bed, 6-person HMO (Use Class C4), in addition to a hip to gable end roof conversion and rear dormer, construction of ground floor rear extension and rebuilding of existing extensions to be fitted with a new flat roof, conversion of existing garage into habitable space and replacement of garage door with windows, roof lights on front roof slope, provision of cycle and refuse storage and all other associated works

    Decided 15 Dec 2025 Full applications

Timeline

Dates from the published record

  1. 25 Aug 2025

    Received by Greenwich

  2. 20 Oct 2025

    Decision issued: Approve

  3. 11 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file, a planning consultancy registered in London

151 applications on PlanIndex · across 13 councils · 84% granted

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Documents

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

8 documents on file for this application

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What this grant of permission means

Greenwich granted permission on 20 October 2025, 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 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 500 metres

  • 102 SWINGATE LANE, PLUMSTEAD, LONDON, SE18 2HL

    26/0624/PN1 Submitted 27 Feb 2026 0m away

    Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 6.00m, for which the maximum height will be 3.0m and the height at the eaves will be 3.0m and demolition of the existing infill extension and reconstruction of a single storey rear extension measuring 3.144m in depth, 3.0m in height and 3.0m to the eaves (Amended description).

    Refused Prior approval Extension Demolition 6 docs
    Small domestic
  • 102 SWINGATE LANE, PLUMSTEAD, LONDON, SE18 2HL

    26/1371/CP Submitted 5 May 2026 0m away

    Certificate of Lawfulness (Proposed) is sought for single-storey rear extension, demolition of the existing infill extension, and construction of a new single-storey infill extension, L-shaped dormer extension with front roof lights.

    Granted Lawful development Extension Loft or dormer +1 6 docs
    Small domestic
  • 102 SWINGATE LANE, PLUMSTEAD, LONDON, SE18 2HL

    26/0625/CP Submitted 27 Feb 2026 0m away

    Certificate of Lawfulness (Proposed) is sought for single-storey rear extension, part demolition of the existing infill extension, L-shaped dormer extension with front roof lights.

    Refused Lawful development Extension Loft or dormer +1 6 docs
    Small domestic
  • 124 SWINGATE LANE, LONDON, SE18 2HL

    26/0123/F Submitted 14 Jan 2026 0m away

    Change of use from an existing dwelling (Use Class C3) to a 7-bed, 7-person HMO (Use Class Sui Generis), in addition to a hip to gable end roof conversion and rear dormer, construction of ground floor rear extension and rebuilding of existing extensions to be fitted with a new flat roof, conversion of existing garage into habitable space and replacement of garage door with windows, roof lights on front roof slope, provision of cycle and refuse storage and all other associated works

    Granted Full applications Extension Loft or dormer +1 13 docs
    Domestic
  • 102 SWINGATE LANE, PLUMSTEAD, LONDON, SE18 2HL

    26/1298/PN1 Submitted 27 Apr 2026 0m away

    Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 6.00m, for which the maximum height will be 2.9m and the height at the eaves will be 2.9m and demolition of the existing infill extension and reconstruction of a single storey infill extension measuring 3.144m in depth, 2.9m in height and 2.9m to the eaves (Amended description. Re-consultation).

    Granted Prior approval Extension Demolition 6 docs
    Small domestic
  • 124 SWINGATE LANE, LONDON, SE18 2HL

    26/0847/NM Submitted 16 Mar 2026 0m away

    An application submitted under Section 96a of the Town & Country Planning Act 1990 for a non-material amendment in connection with the planning permission 26/0123/F, dated 09/03/2026 for "Change of use from an existing dwelling (Use Class C3) to a 7-bed, 7-person HMO (Use Class Sui Generis), in addition to a hip to gable end roof conversion and rear dormer, construction of ground floor rear extension and rebuilding of existing extensions to be fitted with a new flat roof, conversion of existing garage into habitable space and replacement of garage door with windows, roof lights on front roof slope, provision of cycle and refuse storage and all other associated works", to allow: - Variation of Condition 6 to read "No more than seven (7) persons shall be resident at the property at any one time".

    Granted Amendments Extension Loft or dormer +1 4 docs
    Domestic

In Greenwich

  • 26/1169/CP Granted

    30 BENARES ROAD, LONDON, SE18 1HY

    Certificate of Lawfulness (Proposed) is sought for Proposed rear roof dormer extension to facilitate internal accommodation improvements to an existing small House in Multiple Occupation (HMO) for up to six residents (Use Class C4).

    15 Apr 2026 Lawful development
  • 26/1580/CP Withdrawn

    8 PARK ROW, GREENWICH, LONDON, SE10 9NG

    Certificate of Lawfulness (Proposed) is sought for garden room to the rear of the garden.

    26 May 2026 Lawful development
  • 26/1505/CP Refused

    44 GREENVALE ROAD, ELTHAM, LONDON, SE9 1PD

    Certificate of Lawfulness (proposed) is sought for a hip to gable roof extension along with a rear dormer extension and insertion of roof lights to the front roof slope and elevational changes and window and door replacement to the rear.

    18 May 2026 Lawful development
  • 26/1484/CP Granted

    325 WICKHAM LANE, PLUMSTEAD, LONDON, SE2 0NT

    Certificate of Lawfulness (Proposed) is sought for the erection of a Hip to Gable loft conversion with rear dormer and two front sky lights.

    15 May 2026 Lawful development
  • 26/1485/CP Refused

    7 WILLENHALL ROAD, WOOLWICH, LONDON, SE18 6TY

    Certificate of Lawfulness (Proposed) is sought for change of use of a dwelling house (C3 A) to supported living home for young people (aged 16 plus) living together as a single household (C3 B Use).

    15 May 2026 Lawful development