42 Adastra Avenue Hassocks West Sussex BN6 8DL

1. 22 Feb 2023

   Received by Mid Sussex

2. 28 Feb 2023

   Validated

   Checked as complete and ready for consideration.

3. 24 Apr 2023

   Decision issued: Permission

4. 31 Aug 2026

   Added to PlanIndex

Mid Sussex granted permission on 24 April 2023, 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.

• 41 The Quadrant Hassocks West Sussex BN6 8BS

  DM/25/2583 Submitted 13 Oct 2025 50 yards away

  T1 - Oak - Reduce crown by 2m and no further than previous pruning points, due to excessive shading.

  Granted Trees 6 docs

• 6 Adastra Avenue Hassocks West Sussex BN6 8DL

  DM/26/1936 Submitted 4 Aug 2026 50 yards away

  94% historically approved · decision due ~2 Dec

  Demolition of existing garage. Proposed first floor and two storey extensions to bungalow to create chalet style dwelling.(Please note amended description).

  Awaiting decision Extension Demolition
  Domestic

• 118 Grand Avenue Hassocks West Sussex BN6 8DG

  DM/21/2393 Submitted 22 Jun 2021 100 yards away

  Erection of single storey rear extension extending beyond the rear wall of the original house by 5.4 meters, to a maximum height of 3 metres and the height of the eaves of 2.4 metres.

  Granted Prior approval Extension 7 docs
  Small domestic

• 11 Adastra Avenue Hassocks West Sussex BN6 8DP

  DM/26/2412 Submitted 29 Sep 2026 150 yards away

  94% historically approved · decision due ~27 Nov

  Proposed rear extension and loft conversion

  Awaiting decision Extension Loft or dormer

• 75 Ockley Lane Hassocks West Sussex BN6 8NT

  DM/21/2395 Submitted 21 Jun 2021 150 yards away

  Replacement part two storey and part single storey rear extension, replacement part two storey part single side extension. Garage conversion and replacement porch.

  Granted Householder Extension 18 docs
  Small domestic

• 9 Fir Tree Way Hassocks West Sussex BN6 8BT

  DM/23/0131 Submitted 17 Jan 2023 150 yards away

  Proposed single storey side extension.

  Granted Householder Extension 19 docs
  Small domestic

• ,DM/26/1028 Withdrawn

  6 Tate Crescent Burgess Hill West Sussex RH15 8TE

  Proposed partial conversion of attached garage to habitable accommodation. Fenestration alterations.

  Received 24 Apr, published by the council 31 Jul 2026 Lawful development
• DM/26/1052 Granted

  5 Hickmans Lane Lindfield Haywards Heath West Sussex RH16 2BQ

  New porch, rear box dormer loft conversion, and internal alterations.

  Received 27 Apr, published by the council 31 Jul 2026 Lawful development
• DM/26/0917 Refused

  20 Royal George Road Burgess Hill West Sussex RH15 9SD

  Proposed garden building

  Received 10 Apr, published by the council 31 Jul 2026 Lawful development
• DM/26/1019 Granted

  97 Leylands Road Burgess Hill West Sussex RH15 8AA

  Proposed loft conversion and rear extension

  Received 23 Apr, published by the council 31 Jul 2026 Lawful development
• DM/26/1038 Granted

  41 College Lane Hurstpierpoint Hassocks West Sussex BN6 9AD

  Demolition of 2no existing first-floor rear (north) elevation dormers, to be replaced with a new, full width dormer. A new 3m2 porch will be added at ground floor on the east elevation.

  Received 27 Apr, published by the council 12 Aug 2026 Lawful development