18 Blackthorns Lindfield Haywards Heath West Sussex RH16 2AY

This site has had 2 applications since 2022: 1 approved, 1 refused.

• DM/23/0729 Granted

  18 Blackthorns Lindfield Haywards Heath West Sussex RH16 2AY

  Proposed porch to the front of the property.

  Decided 12 May 2023 Lawful development

1. 16 Dec 2022

   Received by Mid Sussex

2. 18 Jan 2023

   Validated

   Checked as complete and ready for consideration.

3. 15 Mar 2023

   Decision issued: Refusal

4. 31 Jul 2026

   Added to PlanIndex

Mid Sussex 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.

• 18 Blackthorns Lindfield Haywards Heath West Sussex RH16 2AY

  DM/23/0729 Submitted 16 Mar 2023 4m away

  Proposed porch to the front of the property.

  Granted Lawful development Extension 8 docs
  Small domestic

• 28 Blackthorns Lindfield Haywards Heath West Sussex RH16 2AY

  DM/25/2903 Submitted 11 Nov 2025 64m away

  99% historically approved · decision due ~6 Jan

  Oak Tree - Fell to ground level.

  Awaiting decision Trees 11 docs

• 23 Blackthorns Lindfield Haywards Heath West Sussex RH16 2AX

  DM/26/0364 Submitted 12 Feb 2026 82m away

  Single-storey extension to the principal elevation, proposed cladding and replacement anthracite windows to principal elevation and new windows and doors to side elevations.

  Granted Householder Extension Windows or glazing 21 docs
  Small domestic

• 34 Blackthorns Lindfield Haywards Heath West Sussex RH16 2AY

  DM/23/0249 Submitted 27 Jan 2023 94m away

  Demolish existing garage. Erect a ground and first floor side extension and a new front porch. Replace all existing windows. Attach new solar panels to rear.

  Granted Householder Extension Demolition +1 12 docs
  Small domestic

• Lindfield Academy School Lane Lindfield Haywards Heath West Sussex RH16 2DX

  DM/25/2310 Submitted 11 Sep 2025 108m away

  T126 Sycamore- Re-pollard to old pruning points. T131 Sycamore- Fell. T206- Black Poplar- Pollard at 8m

  Granted Trees 9 docs

• Blackthorns County Primary School 3 Blackthorns Close Lindfield Haywards Heath West Sussex RH16 2UA

  DM/25/2900 Submitted 11 Nov 2025 109m away

  The continued siting and use of a temporary classroom unit

  Granted Full applications 13 docs

• DM/26/1282 Granted

  21 Bartlett Close Burgess Hill West Sussex RH15 0AT

  Proposed single storey rear / side extension

  22 May 2026 Lawful development
• DM/26/1239 Granted

  6 St Christophers Road Hurstpierpoint Hassocks West Sussex BN6 9UX

  Loft conversion with matching roof tile clad box dormer to rear

  18 May 2026 Lawful development
• DM/26/1142 Granted

  26 Fairfield Crescent Hurstpierpoint Hassocks West Sussex BN6 9SF

  Loft conversion via hip to gable and rear dormer.

  6 May 2026 Lawful development
• DM/26/1299 Granted

  4 Beech Hurst Close Haywards Heath West Sussex RH16 4AE

  Proposed single storey rear extension, internal remodelling and a replacement front porch.

  26 May 2026 Lawful development
• DM/26/1267 Granted

  38 Foxglove Close Burgess Hill West Sussex RH15 8UY

  A single storey rear extension and single storey side extension

  21 May 2026 Lawful development