Get an instant assessment based on UK Permitted Development rights (GPDO 2015) and your property constraints in Southwark.
Check Your Specific Property — FreeBuilding a detached structure like a garden room or studio
Important: These are the standard GPDO 2015 rules for England. Your specific property may have additional restrictions due to conservation area status, listing, Article 4 directions, or local planning designations. Always verify with your local planning authority before starting work.
Permitted Development (PD) rights allow you to carry out certain works without obtaining planning permission, as long as you comply with the General Permitted Development Order (GPDO) 2015. If your project falls outside these rules, you need to apply for planning permission.
Contact your local planning authority (your borough council). They can provide advice on your specific project and help you prepare a planning application.
An Article 4 Direction restricts certain Permitted Development rights in specific areas. If your property is subject to an Article 4, you may need planning permission for works that would normally be allowed.
Yes, listed buildings have additional restrictions. Almost all alterations to listed buildings require Listed Building Consent, even if they would normally be Permitted Development.
Conservation areas have additional restrictions on Permitted Development rights. Some works that would normally be allowed may require planning permission if your property is in a conservation area.
Any detached structure used for purposes incidental to the main house, such as a garden room, studio, gym, or storage shed. It must not be used as a separate dwelling.
No more than 50% of the garden area (measured from the rear wall of the original house) can be covered by buildings, paving, and structures.
An outbuilding cannot be used as a separate dwelling or permanent guest accommodation. Occasional holiday use by friends and family may be acceptable.
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