Planning application
13 Richmond Road Horsham West Sussex RH12 2EG
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Part rear conversion of existing garage. Foul drain to be connected to the existing private drain. Installation of a window to the side elevation (Lawful Development Certificate - Proposed).
As published by the council, reference DC/25/1757
Application record
- Reference
- DC/25/1757
- Type
- Certificate Proposed Lawful Use/Dev
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 30 Oct 2025
- Validated
- 19 Dec 2025
- Decided
- 10 Feb 2026
- Ward
- Holbrook West
- Parish
- Denne NC
- Decision by
- Delegated Decision
- Postcode
- RH12 2EG
Site history
Applications at this address on the Horsham register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
DC/25/1755 Granted
13 Richmond Road Horsham West Sussex RH12 2EG
Non Material Amendment to previously approved application DC/25/0551 (Erection of a single storey front extension) Change of size of one of the roof lanterns, removal of existing square roof-light over the entry hall and alterations to the style of the new front door.
Timeline
Dates from the published record
-
30 Oct 2025
Received by Horsham
-
19 Dec 2025
Validated
Checked as complete and ready for consideration.
-
10 Feb 2026
Decision issued: Application Permitted
-
12 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Carmichael Building Design Ltd. Agent, a design practice registered in Horsham
Active · incorporated 2013 · Horsham
8 applications on PlanIndex
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
9 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.
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Open the documentsWhat this grant of permission means
Horsham granted permission on 10 February 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.
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
-
13 Richmond Road Horsham West Sussex RH12 2EG
Non Material Amendment to previously approved application DC/25/0551 (Erection of a single storey front extension) Change of size of one of the roof lanterns, removal of existing square roof-light over the entry hall and alterations to the style of the new front door.
Granted Amendments Extension Loft or dormer 7 docsSmall domestic -
Amberley House Gordon Road Horsham West Sussex RH12 2EF
Surgery to 1 x Holly, 1 x Willow, 1 x Silver Birch and 1 x Cherry. Fell 2 x Conifer. (Works to Trees in a Conservation Area).
Granted Heritage and listed buildings Trees 4 docs -
Amberley House Gordon Road Horsham West Sussex RH12 2EF
Non Material Amendment to previously approved application DC/24/1049 (Erection of a single storey infill extension to rear of garage, replacement of windows and external doors. Installation of solar panels to rear roof slope, air source heat pump, EV charging point and replacement driveway) Fenestration amendments and gym size amendments.
Refused Amendments Extension Windows or glazing 6 docsSmall domestic -
10A Wimblehurst Road Horsham West Sussex RH12 2ED
99% historically approved · decision due ~4 Nov
Surgery to 1x Western Red Cedar/Conifer (Trees in a Conservation Area).
Awaiting decision Heritage and listed buildings Trees 1 doc -
Aukland House 17 Richmond Road Horsham West Sussex RH12 2EG
Erection of a single storey detached outbuilding (Lawful Development Certificate - Proposed).
Withdrawn Lawful development 6 docsSmall domestic -
Other lawful development applications
In Horsham
-
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)