Planning application
53 Brook Road Horsham West Sussex RH12 5FS
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of a single storey detached residential annexe.
As published by the council, reference DC/25/1966
Application record
- Reference
- DC/25/1966
- Type
- Householder
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 28 Nov 2025
- Validated
- 8 Dec 2025
- Decided
- 20 Feb 2026
- Ward
- Holbrook East
- Parish
- North Horsham PC
- Decision by
- Delegated Decision
- Postcode
- RH12 5FS
Timeline
Dates from the published record
-
28 Nov 2025
Received by Horsham
-
8 Dec 2025
Validated
Checked as complete and ready for consideration.
-
20 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
Asher Planning Ltd Agent, a planning consultancy registered in Lewes
Active · incorporated 2012 · Lewes
35 applications on PlanIndex · across 18 councils · 69% 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
13 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 20 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 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 0.3 miles
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51 Brook Road Horsham West Sussex RH12 5FS
98% historically approved · decision due ~19 Aug
Erection of a part single storey, part two storey front extension and installation of a side window.
Decided Householder Extension Windows or glazing 3 docsSmall domestic -
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3 Mallow Close Horsham West Sussex RH12 5GA
Demolition of the existing conservatory. Erection of a single storey rear extension, installation of x3 rooflights, French doors and changes to the fenestration.
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DC/26/1279 Granted
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DC/26/1264 Granted
25 Springfield Park North Parade Horsham West Sussex RH12 2BF
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DC/26/1260 Granted
34 Staples Barn Henfield West Sussex BN5 9PN
Erection of front porch and alterations to front elevation, replacement of existing brickwork and tile hanging and replacement of existing flat roof with pitched roof.