Planning application
37 Kings Stone Avenue Steyning West Sussex BN44 3FJ
Works: Extension Loft or dormer Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Conversion of loft into habitable living space with hip-to-gable roof extension, rear dormer and front rooflights. Erection of a single story rear extension with raised rear platform. Erection of side extension and detached side shed. Installation of solar PV panels, air source heat pump and associated external alterations including re-rendering, and replacement windows and doors.
As published by the council, reference DC/26/0845
Application record
- Reference
- DC/26/0845
- Type
- Householder
- Status
- Registered
- Received
- 22 May 2026
- Validated
- 22 May 2026
- Ward
- Steyning and Ashurst
- Parish
- Steyning PC
- Decision by
- Delegated Decision
- Postcode
- BN44 3FJ
Timeline
Dates from the published record
-
22 May 2026
Received by Horsham
-
12 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 17 July 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.
Who's behind it
Company information only, from the register and Companies House
Agent on file, a design practice registered in East Sussex
3 applications on PlanIndex · across 3 councils
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
7 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.
Trade members open them from here.
Open the documentsWhat happens while it is decided
This application is with Horsham for determination, against a statutory target of eight weeks. Over the last year Horsham decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
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29 Kings Stone Avenue Steyning West Sussex BN44 3FJ
Demolition of existing side garage and erection of a two storey side and rear extension. Installation of three rooflights to front elevation.
Refused Householder Extension Loft or dormer +1 29 docsDomestic -
29 Kings Stone Avenue Steyning West Sussex BN44 3FJ
Variation of Condition 1 of previously approved application DC/25/1017 (Erection of side and rear extensions, including roof extensions with rear dormer and front, side and rear rooflights) to raise the height of the rear flat roof, small adjustment to the stairs and associated windows, reduction in the rear bifold doors, and change in orientation/type of the rear rooflight.
Granted Amendments Extension Loft or dormer +1 38 docs -
Laurus Kings Barn Lane Steyning West Sussex BN44 3YR
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45 Kings Barn Lane Steyning West Sussex BN44 3YR
Demolition of existing conservatory and erection of a single storey rear extension.
Granted Householder Extension Demolition 14 docsSmall domestic -
6 Castle Way Steyning West Sussex BN44 3FG
Erection of a first floor side extension.
Granted Householder Extension 18 docsDomestic -
2 Castle Way Steyning West Sussex BN44 3FG
Erection of a single storey rear extension.
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Other householder applications
In Horsham
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DC/26/1113 Granted
Whiteoaks Monkmead Lane West Chiltington West Sussex RH20 2NH
Demolition of existing conservatory and erection of a two storey extension to northern elevation, conversion of garage into habitable living space, replacement of all windows, installation of new roof covering, installation of new rendering, extension and repositioning of the existing driveway with the erection of a new gated entrance.
-
DC/26/1091 Granted
3 The Old Sussex Stud, The Hayloft Cowfold Road West Grinstead West Sussex RH13 8JP
Installation of freestanding solid fuel appliance to interior ground floor and erection of external insulated twin-wall flue to roof (Householder).
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DC/26/1085 Granted
Harlequin House Hurston Lane Storrington West Sussex RH20 4HH
Erection of single storey rear extension and first floor side extension. Installation of tile hanging to existing first floor front elevation.
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DC/26/1029 Granted
Fern Lodge Stane Street Codmore Hill West Sussex RH20 1BL
Erection of a single storey side extension to dwelling. Erection of a raised roof with dormer, installation of new windows, doors, garage door, and solar PV panels to outbuilding, with reconfiguration of internal layout.
-
DC/26/1078 Granted
2 Fairlight Cottages Natts Lane Billingshurst West Sussex RH14 9EY
Conversion of existing garage into habitable area including the replacement of the garage door with a window and installation of bi-fold doors and rooflights to the side elevation.