Practical guidance on Permitted Development and householder projects in England — what the rules allow, what they limit, and what it means for your drawings.
Start with the PD guideOur detailed guidance pages, organised by the kind of project you are planning.
Permitted Development rulesThe limits that apply to each type of householder project.View articles 
ExtensionsSingle storey rear, side and two storey rear extensions.View articles 
Lofts and roofsLoft conversions, dormers and roof alterations.View articles 
Garden buildingsOutbuildings, garden rooms and garages.View articles 
Around the housePorches, conservatories, windows and doors.View articles 
Boundaries and outsideFences, walls, gates, patios and driveways.View articles From our Permitted Development and planning article library.
Front garden paving is PD if permeable or under 5m². Here’s the full rule explained — why it exists, what materials qualify, and how to comply.
Permeable paving in the front garden is permitted development — no planning needed. Here’s what counts as permeable, the options available, and drainage rules.
Front garden driveways over 5m² need planning permission unless they use permeable surfacing. Here are the exact rules, what counts as permeable, and what to do.
A lean-to conservatory follows the same PD rules as rear extensions. Here are the size limits, building regulations exemption criteria, and costs.
The PD size limits for conservatories are 4m projection for detached houses, 3m for others. Here’s every rule explained with practical examples.
An orangery follows the same planning rules as a rear extension — usually permitted development. Here are the size limits, costs, and difference from a conservatory.
PERMITTED HOMEOWNER GUIDES
Our illustrated, practical guides help you understand the rules, explore design options and budget with confidence — before you commit to building work.
Explore all guides
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
View guide
Rules, design options, costs and next steps.
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Maximize your property’s footprint with precision and ease. Permitted provides complete design for Permitted Development Rights. Our packages are designed around the Permitted Development limits, so many projects can proceed without a full planning application.
PERMITTED is operated by Yorkshire Property Design Services Limited, registered in England and Wales under company number 12698267.
Registered office: Ground Floor, Techno Centre, Station Road, Horsforth, Leeds, LS18 5BJ
Business contact address: Wira House, Ground Floor, Suite 5, Ring Road, West Park, Leeds, LS16 6EB
