Planning application
Hammes Barn Washington Road Steyning West Sussex BN44 3DA
Part of this application was approved and part refused. The decision notice on the council portal sets out which is which.
Proposal
Application to confirm the continuous use of the building for business and commercial activities (Lawful Development Certificate Existing)
As published by the council, reference DC/25/1745
Application record
- Reference
- DC/25/1745
- Type
- Certificate Existing Lawful Use/Dev
- Status
- Decided
- Decision
- Part approved, part refused As published: Split Decision
- Received
- 28 Oct 2025
- Validated
- 10 Nov 2025
- Decided
- 5 Jan 2026
- Ward
- Steyning and Ashurst
- Parish
- Steyning PC
- Decision by
- Delegated Decision
- Postcode
- BN44 3DA
Site history
Applications at this address on the Horsham register
This site has had 2 applications since 2025.
-
DC/26/0695 Decided
Hammes Barn Washington Road Steyning West Sussex BN44 3DA
Change of Use of an existing building from commercial use (Use Class E) to a single residential dwelling (Use Class C3) at the Cow Shed Studio.
Timeline
Dates from the published record
-
28 Oct 2025
Received by Horsham
-
10 Nov 2025
Validated
Checked as complete and ready for consideration.
-
5 Jan 2026
Decision issued: Split Decision
-
12 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Rathbone Miller Ltd Agent, registered in Brighton
Active · incorporated 1999 · Brighton
21 applications on PlanIndex · across 5 councils · 86% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
10 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsAfter the decision
Horsham 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.
About lawful development applications
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.
Nearby applications
Within 0.3 miles
-
Hammes Barn Washington Road Steyning West Sussex BN44 3DA
81% historically approved · decision due ~23 Jun
Change of Use of an existing building from commercial use (Use Class E) to a single residential dwelling (Use Class C3) at the Cow Shed Studio.
Decided Full applications 7 docsSmall domestic -
Cowshed Studio Hammes Barn Washington Road Steyning West Sussex BN44 3DA
Prior Notification for the Change Of Use from commercial (Use Class E) to residential (Use Class C3) to form 1no. dwelling.
Refused Prior approval 11 docsDomestic
Other lawful development applications
In Horsham
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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).
-
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).
-
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).
-
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).
-
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)