Jersey Planning Guides
Free guides to understanding planning permission in Jersey — written by our architectural designers and planning specialists, working on the island since 1993.
4 October 2026Extensions
Replacing a Conservatory Roof in Jersey: Which Permissions You Need
Swapping a glass conservatory roof for a solid one in Jersey: why planning permission usually isn't needed, why bye-law permission is, and what changed.
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4 October 2026Alterations
uPVC Windows in Jersey: Do You Need Planning Permission?
On most Jersey houses you can fit uPVC windows without planning permission. The three cases where you can't, and the bye-law check to make with your installer.
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27 September 2026Specialist Planning
Building in a Jersey Conservation Area
Conservation area status changes what needs permission and how it is judged. What is controlled, what the planners look for, and how to get approval.
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27 September 2026Extensions
Do You Need Planning Permission for an Extension in Jersey?
Almost certainly yes. What Jersey requires for a house extension, what the planners assess, and the constraints that decide how big you can go.
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27 September 2026Planning Reports
Flood Risk Assessments for Jersey Planning Applications
When a flood risk assessment is required for a Jersey planning application, what it contains, and how flood risk affects what you can build.
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27 September 2026Garage Conversions
Garage Conversion in Jersey: Planning and Bye-Law Guide
Converting a garage in Jersey — when planning permission is needed, the bye-law standards that apply, and the parking issue that catches people out.
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27 September 2026Planning Basics
How Long Does Planning Permission Take in Jersey?
Realistic timescales for householder, new build and listed building applications in Jersey — and the things that actually cause delay.
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27 September 2026Planning Basics
The Jersey Island Plan Explained
The document your planning application is judged against — what the Island Plan is, how zoning works, and how to read it for your own site.
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27 September 2026Specialist Planning
Listed Buildings in Jersey: What You Can and Cannot Do
What listing actually covers in Jersey, when you need consent, and why unauthorised work to a listed building is a serious matter.
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27 September 2026Loft Conversions
Loft Conversion in Jersey: The Approvals, in the Right Order
Head height, planning, bye-laws, structure: the order to take a Jersey loft conversion through its approvals, and what goes wrong when it is done backwards.
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27 September 2026New Builds
New Build Planning Permission in Jersey: A Step-by-Step Guide
Building a new house in Jersey — site selection, zoning, the application stages, and the reports a new dwelling application needs.
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27 September 2026Planning Basics
Permitted Development Rights in Jersey
Jersey's permitted development rules are narrower than England's. What you can build without a full planning application, and the traps that catch people out.
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27 September 2026Alterations
Replacement Windows and Planning Permission in Jersey
When replacement windows need permission in Jersey, across standard, conservation-area and listed properties — and how to get them approved.
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27 September 2026Structural Engineering
Do I Need a Structural Engineer for My Jersey Extension?
When a Jersey project needs structural engineering, what the engineer actually produces, and why having it in-house shortens the job.
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1 September 2026Bye-Law Drawings
Bye-Law Drawings in Jersey: What They Are and Why They Matter
The difference between planning drawings and bye-law drawings — and why most people don't realise they need both before their builder can start.
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25 August 2026Planning Basics
The Complete Guide to Planning Permission in Jersey
Everything Jersey homeowners need to know about planning permission — from what needs it to how long it takes. Written by our Jersey planning team.
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