Marden House and Marden House Cottage East Harting Street East Harting West Sussex GU31 5LY

1. 6 Jul 2026

   Received by South Downs National Park

2. 12 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 14 Sep 2026

   Added to PlanIndex

4. 20 Oct 2026

   Status changed to Application Determined

   Previously Application in Progress.

South Downs National Park has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• Marden House East Harting Street East Harting West Sussex GU31 5LY

  SDNP/26/03665/HOUS Submitted 23 Sep 2026 50 yards away

  91% historically approved · decision due ~8 Dec

  Single-storey extension on east elevation and alterations to outbuilding for use as gym/storage/plant room/WC, including re-roofing and replacement of windows, doors and rooflights.

  Awaiting decision Extension Loft or dormer +1
  Small domestic

• The Old Barn East Harting Street East Harting West Sussex GU31 5LZ

  SDNP/26/03957/LDP Submitted 13 Oct 2026 250 yards away

  85% historically approved · decision due ~15 Dec

  Proposed lawful development - window removal and infill. Removal of outer glazed screen to rear entrance portico.

  Awaiting decision Lawful development Extension Windows or glazing

• 1 Slate Cottages East Harting Street East Harting West Sussex GU31 5LZ

  SDNP/26/03464/FUL Submitted 7 Sep 2026 250 yards away

  79% historically approved · decision due ~8 Dec

  Demolition of existing greenhouse and the erection of a detached garage.

  Awaiting decision Full applications Demolition

• Old Park Eastfield Lane East Harting West Sussex GU31 5NE

  SDNP/26/03287/TPO Submitted 21 Aug 2026 0.3 miles away

  100% historically approved · decision due ~16 Oct

  Crown reduce by 1m (all round) on 1 no. Indian Bean Tree (T1), crown reduce by 1.5m (all round) and crown lift by up to 2.5m (above ground level) on 1 no. Sycamore tree (T2), remove 3 no. lowest branches on north-west sector on 2 no. Ash trees (T3 and T4) and reduce height by 1m on 1 no. Mulberry tree (T5). All within Area, A1 subject to HT/64/00555/TPO.

  Decided Trees

• 7 St Richards Cottages East Harting Street East Harting West Sussex GU31 5NB

  SDNP/26/02557/DCOND Submitted 30 Jun 2026 0.3 miles away

  91% historically approved · decision due ~25 Aug

  Discharge of condition 6 to planning permission SDNP/24/03345/FUL.

  Decided

• SDNP/26/04100/FUL Awaiting decision

  Sussex Police Authority Transmitting Station Truleigh Hill Shoreham West Sussex BN43 5FB

  Replacement of the existing secure compound fencing and gates with new higher security fencing and gate systems.

  Received 23 Oct, published by the council 2 Nov 2026 Full applications
• SDNP/26/04211/FUL Awaiting decision

  Millbrook Underhill Lane Clayton West Sussex BN6 9PJ

  New build property with a chalet style bungalow attached to the existing exchange building, with associated hard and soft landscaping works.

  Received 22 Oct, published by the council 2 Nov 2026 Full applications
• 25/02541/FUL Granted

  The Steddle Stones Broad Road Hambrook Chidham Chichester West Sussex PO18 8RF

  Demolition of existing dwelling, widening of existing access, and erection of 6 no. dwellings.

  Received 22 Oct, published by the council 10 Aug 2026 Full applications
• SDNP/26/04040/FUL Awaiting decision

  Worthing Golf Club Links Road Offington Worthing West Sussex BN14 9QZ

  Extensions to club car park (retrospective)

  Received 19 Oct, published by the council 2 Nov 2026 Full applications
• SDNP/26/04021/FUL Awaiting decision

  Former Bakery Rear Of 23 Chapel Street Petersfield Hampshire GU32 3DY

  Replacement roof

  Received 16 Oct, published by the council 2 Nov 2026 Full applications