Movement could cause cracks to occur in the walls and possibly the eventual collapse of the roof.
Raising garage roof planning permission.
Costs of planning and permits for a raising a roof the new structure must be built properly to retain stability.
Personally id do it at risk bring the height up and put on a sloped flat roof shed roof without planning permission but id be careful to stick to building regulations and keep the height of the.
Is within one metre away from any boundary or constructed of non combustible materials for example brick block concrete panel tiled roof.
The garage is used for domestic purposes only.
This will include adding full height studs to the wall and or sheathing the exterior with plywood or osb that bridges the existing wall and the new wall.
The removal or alteration to any roof elements could affect how the roof works and cause movement to occur.
When performing work on any roof care should be taken to ensure the roof will continue to perform effectively and without any movement.
Oliver beamish converting an attached building like an integral garage into living space also falls under pd as you are not increasing the overall footprint of the building.
Any alteration to project no more than 150 millimetres from the existing roof plane.
The guidelines for planning permission state that any alteration raising from the existing roof plane by more than 150 millimetres requires permission.
You do not normally need to apply for planning permission to re roof your house or to insert roof lights or skylights as the permitted development rules allow for roof alterations subject to the following limits and conditions.
The ground area covered by the garage car port and any other buildings within the boundary of the property excluding the original house is not more than half the total area of the property.
Is more than 30 square metres in floor area.
You will need building regulations approval if the garage meets the following conditions.
Despite this many homeowners decide to go for it without getting permission.