Planning Guides

Free guides on permitted development rules and planning permission requirements for UK homeowners. Written by a qualified architectural designer with over a decade of experience.

Permitted Development
What is an Article 4 direction and does it affect your property Permitted development in a conservation area What is a lawful development certificate and do you need one What is prior approval for a larger home extension What counts toward the 50% curtilage coverage rule Does a previous extension reduce your permitted development rights
Extensions
Do you need planning permission for an extension Do you need planning permission for a conservatory Side extension permitted development rules Two storey rear extension - the 7 metre boundary rule Eaves height for extensions within 2 metres of a boundary Can you build a balcony or raised decking without planning permission Do you need planning permission for a porch
Loft Conversions
Do you need planning permission for a loft conversion Can you build a front dormer under permitted development
Outbuildings & Garden
Do you need planning permission for a shed or outbuilding Do you need planning permission for a garden room Outbuilding height limit within 2 metres of a boundary Do you need planning permission for a fence, wall or gate
Planning Process
How much does planning permission cost in 2026 Retrospective planning permission - what happens if you build without it What happens if you build without planning permission
Property Types
Leasehold flats - what you need to know Listed buildings - what you need to know
Local Planning
Planning permission in Birmingham Planning permission in Brighton Planning permission in Bristol Planning permission in Bromley Planning permission in Croydon Planning permission in Ealing Planning permission in Greenwich Planning permission in Hackney Planning permission in Hounslow Planning permission in Leeds Planning permission in Lewisham Planning permission in Liverpool Planning permission in Manchester Planning permission in Newcastle Planning permission in Nottingham Planning permission in Sheffield Planning permission in Southwark Planning permission in Tower Hamlets Planning permission in Wandsworth
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