57A Sunningvale Avenue, Biggin Hill, TN16 3BY

1. 2 Apr 2024

   Received by Bromley

2. 10 May 2024

   Validated

   Checked as complete and ready for consideration.

3. 22 Jan 2025

   Decision issued: PROPOSED USE/DEVELOPMENT IS NOT LAWFUL

4. 6 Oct 2026

   Added to PlanIndex

Bromley 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.

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.

• 57A SUNNINGVALE AVENUE, BIGGIN HILL, WESTERHAM, TN16 3BY

  26/01369/HPA Submitted 6 Apr 2026 50 yards away

  Conversion of garage to habitable space, elevational alterations.

  Granted Householder 11 docs
  Domestic

• 1 Sunningvale Close, Biggin Hill, TN16 3BS

  21/03116/TPO Submitted 9 Jul 2021 150 yards away

  T1 Whitebeam - Remove. SUBJECT TO TPO 1517 (9.9.1998)

  Granted Trees 4 docs

• Skautopp, 75A Sunningvale Avenue, Biggin Hill, TN16 3BZ

  21/03358/PLUD Submitted 5 Jul 2021 200 yards away

  Single storey rear extensionLAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

  Granted Lawful development 12 docs
  Small domestic

• 1A Melrose Road, Biggin Hill, TN16 3DB

  21/03036/FULL6 Submitted 17 Jun 2021 200 yards away

  Demolition of garage and single storey rear extension

  Granted Householder Extension Demolition 9 docs
  Small domestic

• 19 ARTHUR ROAD, BIGGIN HILL, WESTERHAM, TN16 3DD

  26/03060/HPA Submitted 29 Jul 2026 200 yards away

  Part retention of demolition of chimney, construction of part hipped to gable loft conversion with both side roof dormers.

  Refused Householder Loft or dormer Demolition 19 docs
  Domestic

• 19 ARTHUR ROAD, BIGGIN HILL, WESTERHAM, TN16 3DD

  25/05587/HPA Submitted 3 Dec 2025 200 yards away

  Removal of chimney and retention of loft conversion with side dormers and hip to gable roof alteration.

  Refused Householder Loft or dormer 14 docs
  Domestic

• 26/02681/LDC Granted

  THORN COTTAGE, DOWNE ROAD, KESTON, BR2 6AD

  Single storey front, rear and side extensions with elevational alterations. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

  Received 3 Jul, published by the council 25 Jul 2026 Lawful development
• 26/03104/LDC Granted

  9 TYLNEY ROAD, BROMLEY, BR1 2RJ

  Single storey rear extension and loft conversion comprising rear dormer with Juliet balcony and rooflights to front. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

  Received 3 Aug, published by the council 11 Aug 2026 Lawful development
• 26/03110/LDC Granted

  39 BRAMERTON ROAD, BECKENHAM, BR3 3NZ

  Loft conversion with front rooflights and rear dormer LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

  Received 3 Aug, published by the council 11 Aug 2026 Lawful development
• 26/03036/LDC Granted

  23 AVENUE ROAD, BECKENHAM, LONDON, SE20 7RT

  Loft conversion with rear dormer with Juliet balcony and front rooflights LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

  Received 28 Jul, published by the council 2 Aug 2026 Lawful development
• 26/03827/LDC Awaiting decision

  24 STANHOPE GROVE, BECKENHAM, BR3 3JA

  Loft conversion, rear dormer with Juliet balcony. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

  Received 30 Sep, published by the council 6 Oct 2026 Lawful development