Malthouse Cottage Farm Malthouse Lane Ashington West Sussex RH20 3BU

1. 7 Aug 2026

   Received by Horsham

2. 23 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Horsham took a median of 56 days over the applications it decided in the last year.

• Application: DC/21/0313 (Decided)

This application is with Horsham for determination, against a statutory target of eight weeks. Over the last year Horsham decided lawful development applications in a median of 63 days. More in our guide to how long planning decisions take.

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.

• Malthouse Farm Malthouse Lane Ashington West Sussex RH20 3BU

  DC/26/0117 Submitted 26 Jan 2026 100 yards away

  98% historically approved · decision due ~13 Apr

  Conversion of existing garage into a one bedroom annexe.

  Decided Householder 19 docs
  Domestic

• Moonfleet Mill Lane Ashington West Sussex RH20 3BX

  DISC/26/0138 Submitted 29 Apr 2026 0.3 miles away

  97% historically approved · decision due ~24 Jun

  Application for Approval of Details Reserved by Condition 3 to approved application DC/26/0310

  Decided Conditions

• Moonfleet Mill Lane Ashington West Sussex RH20 3BX

  DC/26/0310 Submitted 20 Feb 2026 0.3 miles away

  Erection of an additional storey to one wing of the existing bungalow, and conversion of a flat roof into a pitched roof on the other wing of the existing bungalow. Erection of a detached garage.

  Granted Householder 20 docs
  Domestic

• The White House Mill Lane Ashington Pulborough West Sussex RH20 3BX

  DC/21/1013 Submitted 3 May 2021 0.3 miles away

  Erection of a single storey front extension and alterations to fenestration.

  Granted Householder Extension Windows or glazing 9 docs
  Small 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