Planning application
3 Walnut Farm Science Park Lockgate Road Sidlesham West Sussex PO20 7QQ
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Proposed single storey extension to commercial building.
As published by the council, reference 26/00352/PLD
Application record
- Reference
- 26/00352/PLD
- Type
- Proposed Lawful Development
- Status
- Permit
- Decision
- PERMIT
- Received
- 13 Feb 2026
- Validated
- 13 Feb 2026
- Decided
- 1 Apr 2026
- Ward
- Sidlesham With Selsey North
- Parish
- Sidlesham
- Decision by
- Delegated Decision
- Postcode
- PO20 7QQ
Timeline
Dates from the published record
-
13 Feb 2026
Received by Chichester
-
1 Apr 2026
Decision issued: PERMIT
-
12 Aug 2026
Added to PlanIndex
Documents
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 this grant of permission means
Chichester granted permission on 1 April 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 500 metres
-
3 Walnut Farm Science Park Lockgate Road Sidlesham West Sussex PO20 7QQ
Proposed single storey extension to commercial building.
Granted Lawful development Extension 11 docsSmall domestic -
Walnut Farm Science Park Lockgate Road Sidlesham West Sussex
81% historically approved · decision due ~10 Jul
Demolition of existing lean-to building and construction of replacement building within Class E(g) use (office, research, and development and light industry)
Awaiting decision Full applications Demolition 8 docs -
Units 1 And 2 Walnut Farm Science Park Lockgate Road Sidlesham West Sussex PO20 7QQ
Storage and preparation of cars.
Granted Full applications 18 docs -
Units 1 And 2 Walnut Farm Science Park Lockgate Road Sidlesham West Sussex PO20 7QQ
Storage and preparation of cars.
Granted Full applications 18 docs -
Willowdene Nursery Fletchers Lane Sidlesham Chichester West Sussex PO20 7QG
89% historically approved · decision due ~13 Mar
Prior Approval of Proposed Change of Use of an existing agricultural building to 1 no' dwellinghouse (Use Class C3), and for associated operational development, under Part 3, Class Q(c) of The Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) which was amended by Statutory Instrument 2024 No. 579 which came into effect on 21st May 2024.
Awaiting decision Prior approval 7 docsDomestic -
Willowdene Nursery Fletchers Lane Sidlesham Chichester West Sussex PO20 7QG
90% historically approved · decision due ~13 Mar
Prior Approval of Proposed Change of Use of an existing agricultural building to 1 no' dwellinghouse (Use Class C3), and for associated operational development, under Part 3, Class Q(c) of The Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) which was amended by Statutory Instrument 2024 No. 579 which came into effect on 21st May 2024.
Awaiting decision Prior approval 7 docsDomestic
Other lawful development applications
In Chichester
-
26/00805/ELD Granted
Honeys East Bracklesham Drive Bracklesham Bay Chichester West Sussex PO20 8JW
Existing lawful development certificate to confirm that a lawful commencement of development for 2 no. bungalows has occurred following the grant of planning consent, reserved matters approval and discharge of pre commencement conditions and the carrying out of works comprising the construction of foundation footings in accordance with the approved plans.
-
26/01069/PLD Granted
Baker Barracks Emsworth Road Thorney Island Emsworth West Sussex PO10 8DH
Siting of a storage container, erection of a cleaning area structure and associated hardstanding.
-
26/00781/PLD Granted
Rolls Royce Motor Cars The Drive Westhampnett Chichester West Sussex PO18 0SH
Installation of 2 no. external flue ducts and stacks at building 90.
-
26/00659/ELD Refused
Kellys Nursery Bell Lane Birdham Chichester West Sussex PO20 7HY
Existing lawful development certificate for the continued use of land as a domestic garden forming part of the residential use of the site, consistent for a period in excess of 10 years.
-
26/01058/PLD Awaiting decision
118 Camelsdale Road Camelsdale Haslemere West Sussex GU27 3RJ
Proposed lawful development - single storey rear extension. Additional 1 no. window to east elevation.