12 TUPPY STREET, THAMESMEAD, LONDON, SE28 0GA

1. 25 Dec 2025

   Received by Greenwich

2. 29 Dec 2025

   Validated

   Checked as complete and ready for consideration.

3. 19 Feb 2026

   Decision issued: Approve

4. 11 Aug 2026

   Added to PlanIndex

Greenwich granted permission on 19 February 2026, 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.

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.

• 27 TEMPLE CLOSE, THAMESMEAD, LONDON SE28 0EN

  22/1765/HD Submitted 23 May 2022 145m away

  Demolition of existing sheds and construction of a garden room.

  Granted Householder Demolition 8 docs
  Small domestic

• 4 TEMPLE CLOSE, THAMESMEAD, LONDON, SE28 0EN

  13/2059/F Submitted 21 Aug 2013 145m away

  Erection of a single storey rear conservatory.

  Granted Householder Extension 11 docs
  Small domestic

• UNITS 28-29, THE I O CENTRE, ARMSTRONG ROAD, LONDON, SE18 6RS

  22/3131/F Submitted 19 Sep 2022 225m away

  Change of use of industrial storage and distribution unit (Use Class B2/B8) to a nursery (Use Class E(f)), creation of outdoor play space to front with timber fence enclosure, alterations to the elevation including replacement doors and glazing and associated external alterations.

  Granted Full applications Windows or glazing 19 docs
  Small domestic

• UNIT, 41 THE I O CENTRE, ARMSTRONG ROAD, LONDON, SE18 6RS

  26/0914/F Submitted 20 Mar 2026 225m away

  Addition of windows to side elevation.

  Granted Full applications Windows or glazing 8 docs

• UNIT, 41 THE I O CENTRE, ARMSTRONG ROAD, LONDON, SE18 6RS

  26/0913/F Submitted 20 Mar 2026 225m away

  Addition of windows to front elevation.

  Granted Full applications Windows or glazing 8 docs

• Gallions View Nursing Home, 20 Pier Way, Thamesmead, SE28 0FH

  25/1971/SD Submitted 16 Jun 2025 257m away

  94% historically approved · decision due ~11 Aug

  Submission of details pursuant to the partial discharge of Condition 45 (Wheelchair Accessible Dwellings - Block B Only) of planning permission 21/2040/F dated 24/02/2022.

  Awaiting decision Conditions 13 docs

• 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