This is because the addition of a solid roof turns what was a temporary extension into a permanent structure.
Glass roof extension planning permission.
Is no more than four metres tall or one storey high.
No more than half the area of land around the original house would be covered by additions or other buildings.
Get 10 great ideas for glass extensions.
If you are removing a glass roof to make way for a solid roof this will cause what is known as a change of use.
When there is a change of use planning permission is required.
Any extension of the home be it conservatory glazed lean to orangery or full brick and tile can be evaluated by its size and location.
The buildings either side of the link are in brick and weatherboarding so the glazed extension adds contemporary detail to the farm like buildings.
Planning permission for glass extensions is like with conservatories a complicated matter but there are a few basic rules to follow that might help you understand if it will be required for your project or not.
No extension forward of the principal elevation or side elevation fronting a highway.
I only say if suitable because w hen you re applying for planning permission for an extension with a new glazed door or window you may need to specify the material the frame will be made of and in conservation areas you may not be allowed to use upvc or aluminium if this isn t used anywhere else.
Provided your property has permitted development rights pdr then you can extend your home up to 3000mm from the existing rear wall for a terraced or semi detached house and 4000mm for a detached property.