Planning application
18 The Heights Worthing West Sussex BN14 0AL
Works: Extension Roofing 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
Single storey extension, replacement roof and conversion of detached garage to provide annexe accommodation for visiting friends and family
As published by the council, reference AWDM/0231/26
Application record
- Reference
- AWDM/0231/26
- Type
- Householder Application
- Status
- Awaiting decision
- Received
- 23 Feb 2026
- Validated
- 10 Mar 2026
- Ward
- Offington
- Postcode
- BN14 0AL
Site history
Applications at this address on the Worthing register
This site has had 3 applications since 2024: 2 approved, 0 refused.
-
AWDM/1219/25 Granted
18 The Heights Worthing West Sussex BN14 0AL
Part single storey, part two-storey rear extension; front porch; single storey side extension; rear raised patio and alterations to fenestration
-
AWDM/1440/24 Granted
18 The Heights Worthing West Sussex BN14 0AL
Demolition of existing garage and construction of two-storey front (east) and side (north) extensions, construction of single storey rear (west) and side (south) extensions and associated alterations.
Timeline
Dates from the published record
-
23 Feb 2026
Received by Worthing
-
10 Mar 2026
Validated
Checked as complete and ready for consideration.
-
31 Jul 2026
Added to PlanIndex
-
7 Aug 2026
Status changed to Awaiting decision
Previously Registered.
-
Decision
Awaiting decision
Decision expected by 5 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Worthing took a median of 57 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Horizon Design Ltd Agent, a design practice registered in Worthing
Active · incorporated 2007 · Worthing
59 applications on PlanIndex · across 5 councils · 100% 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
11 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 Worthing for determination, against a statutory target of eight weeks. Over the last year Worthing 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
-
18 The Heights Worthing West Sussex BN14 0AL
Demolition of existing garage and construction of two-storey front (east) and side (north) extensions, construction of single storey rear (west) and side (south) extensions and associated alterations.
Granted Householder Extension Demolition 14 docsSmall domestic -
18 The Heights Worthing West Sussex BN14 0AL
Part single storey, part two-storey rear extension; front porch; single storey side extension; rear raised patio and alterations to fenestration
Granted Householder Extension Windows or glazing 6 docsSmall domestic -
18 The Heights Worthing West Sussex BN14 0AL
Demolition of existing garage and construction of two-storey front (east) and side (north) extensions, construction of single storey rear (west) and side (south) extensions and associated alterations.
Granted Householder Extension Demolition 14 docsSmall domestic -
18 The Heights Worthing West Sussex BN14 0AL
Part single storey, part two-storey rear extension; front porch; single storey side extension; rear raised patio and alterations to fenestration
Granted Householder Extension Windows or glazing 6 docsSmall domestic -
18 The Heights Worthing West Sussex BN14 0AL
89% historically approved · decision due ~5 May
Single storey extension, replacement roof and conversion of detached garage to provide annexe accommodation for visiting friends and family
Awaiting decision Extension RoofingSmall domestic -
17 Allendale Avenue Worthing West Sussex BN14 0AH
Retrospective application for the retention of a 1m diameter satellite dish at a maximum height of 1.2m above the flat roof of the existing extension and a 3m high vertical aluminium pole of 50mm diameter with a 1.2m high, 5mm diameter whip aerial above extending to 4.2m high on top of the flat roof extension, for the applicants amateur radio hobby.
Granted Householder Extension 9 docsDomestic
Other householder applications
In Worthing
-
AWDM/0221/26 Withdrawn
Meadway Old Salts Farm Road Lancing West Sussex BN15 8JD
Conversion of bungalow to a two storey house, including extensions to front and rear and addition of first floor and new pitched roof
-
AWDM/1082/25 Granted
26 Warwick Gardens Worthing West Sussex BN11 1PF
Replacement timber windows with white PVC windows.
-
AWDM/1155/25 Granted
16 Nutbourne Road Worthing West Sussex BN14 7HS
Change of use of domestic garage to dog grooming business (Sui Generis) with alterations to fenestration.
-
AWDM/1265/25 Refused
121 Shandon Road Worthing West Sussex BN14 9EA
First floor side extension; loft conversion with hip to gable roof extensions, rear dormer and front roof lights
-
AWDM/1043/25 Granted
1 Longlands Glade Worthing West Sussex BN14 9NR
First floor side extension over existing garage with privacy screen; first floor front extension; single storey side and rear extensions; conversion of garage to habitable space; existing fenestration alterations; and existing rear terrace raised. Reason for reconsultation: Revised plans submitted showing reduction in scale to the rear and new first floor extension to the front and removal of garage.