94 Oakhill Road Horsham West Sussex RH13 5LQ

1. 6 Nov 2025

   Received by Horsham

2. 12 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 7 Jan 2026

   Decision issued: Application Permitted

4. 12 Aug 2026

   Added to PlanIndex

Horsham granted permission on 7 January 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.

• 28 Highlands Avenue Horsham West Sussex RH13 5LN

  DC/26/0133 Submitted 28 Jan 2026 150 yards away

  94% historically approved · decision due ~18 May

  Installation of a side dormer (Lawful Development Certificate - Proposed).

  Decided Lawful development Loft or dormer 8 docs

• 18 Bethune Road Horsham West Sussex RH13 5JP

  DC/26/0152 Submitted 22 Jan 2026 200 yards away

  Prior Approval for the erection of a single storey rear larger home extension, which would project 4.0m from the rear elevation, comprising a maximum height of 3.65m and an eaves height of 2.75m.

  Granted Prior approval Extension 8 docs
  Small domestic

• 18 Bethune Road Horsham West Sussex RH13 5JP

  DC/25/2039 Submitted 8 Dec 2025 200 yards away

  Erection of a two storey rear extension.

  Withdrawn Householder Extension 10 docs
  Domestic

• 18 Bethune Road Horsham West Sussex RH13 5JP

  DC/26/0426 Submitted 3 Mar 2026 200 yards away

  94% historically approved · decision due ~12 May

  Erection of a single storey rear extension (Lawful Development Certificate - Proposed).

  Decided Lawful development Extension 6 docs
  Small domestic

• 29 Highlands Avenue Horsham West Sussex RH13 5LW

  DC/23/0295 Submitted 17 Feb 2023 200 yards away

  Erection of a single storey rear extension.

  Granted Householder Extension 12 docs
  Small domestic

• 29 Highlands Avenue Horsham West Sussex RH13 5LW

  DC/26/0394 Submitted 27 Feb 2026 200 yards away

  98% historically approved · decision due ~1 May

  Erection of a first floor rear and side extension, and conversion of catslide roof into habitable living space.

  Decided Householder Extension 13 docs
  Domestic

• DC/26/1319 Granted

  Little Meadow Kerves Lane Horsham West Sussex RH13 6ES

  Erection of outbuilding for use as a garage/gym and workshop. (Lawful Development Certificate - Proposed).

  Received 5 Aug, published by the council 23 Aug 2026 Lawful development
• DC/26/1310 Granted

  143 Rushams Road Horsham West Sussex RH12 2NY

  Loft conversion with hip to gable roof extension and rear dormer. Replacement of rear doors with bi-fold doors. (Lawful Development Certificate - Proposed).

  Received 3 Aug, published by the council 23 Aug 2026 Lawful development
• DC/26/1172 Granted

  30 Laines Road Steyning West Sussex BN44 3LL

  Conversion of garage into habitable living space, with the installation of 2no. windows to the front elevation, 1no. french doors to the rear elevation, and 2no. rooflights (Lawful Development Certificate - Proposed).

  Received 21 Jul, published by the council 16 Aug 2026 Lawful development
• DC/26/1544 Awaiting decision

  17 Thornden Cowfold West Sussex RH13 8AG

  Siting of single storey mobile home for ancillary use to the main dwelling (Lawful Development Certificate - Proposed).

  Received 28 Sep, published by the council 12 Oct 2026 Lawful development
• DC/26/1524 Awaiting decision

  Rowan Two Mile Ash Horsham West Sussex RH13 0LA

  Application to confirm the continuous use of the land Garden at Rowan purposes for a period in excess of ten years (Lawful Development Certificate - Existing)

  Received 23 Sep, published by the council 12 Oct 2026 Lawful development