Usually you won t require planning permission as long as your glass extension.
Glass roof extension planning permission.
This is because the addition of a solid roof turns what was a temporary extension into a permanent structure.
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.
When there is a change of use planning permission is required.
No more than half the area of land around the original house would be covered by additions or other buildings.
Your glass extension must comply with the full set of rules below to be considered a permitted development and not require planning permission.
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.
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.
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.
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Is no more than four metres tall or one storey high.