31 Blackfen Road Sidcup Kent DA15 8QD

1. 26 Jun 2026

   Received by Bexley

2. 25 Jul 2026

   Added to PlanIndex

3. 20 Aug 2026

   Decision issued: Certificate of Lawfulness Granted

Bexley granted permission on 20 August 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.

• Cabinet Side Of 33 Blackfen Road Sidcup Kent

  18/01683/GPDOT Submitted 21 Jun 2018 50 yards away

  Notice of permitted development for telecommunications apparatus comprising the installation of a cabinet.

  Granted Telecoms 1 doc

• 1 Boundary Road Sidcup Kent DA15 8SS

  23/00897/FUL Submitted 20 Apr 2023 50 yards away

  Erection of a part one / part two side and rear extension following demolition of existing garage and conversion of roof space involving alterations to existing roofline, including a dormer extension at rear and rooflight to front roofslope.

  Granted Full applications Extension Loft or dormer +1 16 docs

• 19 Blackfen Road Sidcup Kent DA15 8QD

  18/01543/FUL01 Submitted 18 May 2023 50 yards away

  Application to approve details of conditions 3 (Materials) and 14 (Electric Vehicle Charging) pursuant to application 18/01543/FUL for part one/part two storey rear extension, new shopfront and alterations to roofline to form a second floor to provide one ground floor retail unit (Class A1) and 3 x 2 bed flats above with associated parking.

  Granted Conditions New dwelling Extension +1 6 docs

• 19 Blackfen Road Sidcup Kent DA15 8QD

  26/01584/FUL Submitted 17 Aug 2026 50 yards away

  91% historically approved · decision due ~15 Oct

  Application under Section 73 of the Town and Country Planning Act 1990 to vary condition 15 (Travel Plan) to amend the maximum size of the service vehicle delivering to the site and the permitted delivery and servicing hours of planning permission Ref: 18/01543/FUL for the part one/part two storey rear extension, new shopfront and alterations to roofline to form a second floor to provide one ground floor retail unit (Class A1) and 3 x 2 bed flats above with associated parking.

  Awaiting decision Full applications New dwelling Extension +1 4 docs

• 19 - 21 Blackfen Road Sidcup Kent DA15 8QD

  18/01543/FUL Submitted 13 Jun 2018 50 yards away

  Part one/part two storey rear extension, new shopfront and alterations to roofline to form a second floor to provide one ground floor retail unit (Class A1) and 3 x 2 bed flats above with associated parking.

  Refused Full applications New dwelling Extension +1 44 docs

• 19 Blackfen Road Sidcup Kent DA15 8QD

  18/01543/FUL02 Submitted 7 Jun 2023 50 yards away

  Application to approve details of Condition 4 (Demolition and Construction Management and Logistics Plan) pursuant to application 18/01543/FUL for part one/part two storey rear extension, new shopfront and alterations to roofline to form a second floor to provide one ground floor retail unit (Class A1) and 3 x 2 bed flats above with associated parking.

  Granted Conditions New dwelling Extension +2 4 docs

• 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
• 26/01251/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
• 26/01233/LDCP Granted

  53 South Gipsy Road Welling Kent DA16 1HP

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

  Received 24 Jun, published by the council 25 Jul 2026 Lawful development