33 Marechal Niel Avenue Sidcup Kent DA15 7PB

1. 2 Sep 2025

   Received by Bexley

2. 20 Oct 2025

   Decision issued: Certificate of Lawfulness Granted

3. 10 Aug 2026

   Added to PlanIndex

Bexley 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.

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.

• 13 Marechal Niel Avenue Sidcup Kent DA15 7PB

  26/01615/FUL Submitted 21 Aug 2026 50 yards away

  Conversion of garage to habitable room.

  Granted Full applications 6 docs

• 41 Marechal Niel Avenue Sidcup Kent DA15 7PB

  21/03485/GPDE Submitted 17 Nov 2021 50 yards away

  The erection of a single storey rear extension, which would extend beyond the rear wall of the dwelling by 5.5 metres, for which the maximum height would be 3.2 metres, and for which the height of the eaves would be 3 metres

  Granted Prior approval Extension 13 docs
  Small domestic

• 41 Marechal Niel Avenue Sidcup Kent DA15 7PB

  21/03457/LDCP Submitted 17 Nov 2021 50 yards away

  Lawful Development Certificate (Proposed) for alterations to the roofline incorporating a hip to gable and rear dormer extension with two rooflights to the front roof slope.

  Granted Lawful development Extension Loft or dormer 15 docs

• 30 St Margarets Avenue Sidcup Kent DA15 7NP

  20/00546/FUL Submitted 9 Mar 2020 50 yards away

  Erection of new boundary fence.

  Granted Full applications 14 docs
  Small domestic

• 18 Marechal Niel Avenue Sidcup Kent DA15 7PD

  25/02116/FUL Submitted 13 Oct 2025 100 yards away

  91% historically approved · decision due ~8 Dec

  Application under Section 73 of the Town and Country Planning Act 1990 to vary condition 2 (Plans) to alter rear elevation of planning permission Ref: 23/02226/FUL for the Application under Section 73 of the Town and Country Planning Act 1990 to vary condition 2 (Approved Drawings) to alter the roofline and side and rear fenestration and of planning permission Ref: 22/02022/FUL for the Hip-to-gable and dormer roof extensions with Juliet balcony to rear, and four rooflights to front roof slope, together with single storey side / rear extension and conversion of garage to habitable room with alterations to front elevation.

  Awaiting decision Full applications Extension Loft or dormer +1 3 docs
  Small domestic

• 18 Marechal Niel Avenue Sidcup Kent DA15 7PD

  23/02054/MINOR Submitted 18 Aug 2023 100 yards away

  Non material amendment to alter fenestration of approved application 22/02022/FUL which allowed the Hip-to-gable and dormer roof extensions with Juliet balcony to rear, and four rooflights to front roof slope, together with single storey side / rear extension and conversion of garage to habitable room with alterations to front elevation.

  Withdrawn Amendments Extension Loft or dormer +1 11 docs
  Small domestic

• 26/01366/LDCE Granted

  106 Bexley Road Erith Kent DA8 3SP

  Lawful Development Certificate (Existing) for commencement of works relating to 21/03064/FULM.

  Received 10 Jul, published by the council 25 Jul 2026 Lawful development
• 26/00700/LDCE Granted

  45 Braundton Avenue Sidcup Kent DA15 8EN

  Lawful Development Certificate (Existing) for the continued use of the premises as a HMO for up to 6 occupants.

  Received 9 Apr, published by the council 25 Jul 2026 Lawful development
• 26/01254/LDCP Granted

  31 Blackfen Road Sidcup Kent DA15 8QD

  Lawful Development Certificate (Proposed) for the erection of a single storey detached outbuilding to rear garden.

  Received 26 Jun, published by the council 25 Jul 2026 Lawful development
• 26/01251/LDCP Granted

  28 Sheridan Road Belvedere Kent DA17 5AR

  Lawful Development Certificate (Proposed) for the conversion of roof space involving alterations to existing roofline, including a rear dormer extensions and rooflights to front roofslope.

  Received 25 Jun, published by the council 25 Jul 2026 Lawful development
• 26/01248/LDCP Granted

  152 Howard Avenue Bexley Kent DA5 3AX

  Lawful Development Certificate (Proposed) for the conversion of roof space including rear dormer extension and rooflights to front roof slope.

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