General guidelines for a treehouse construction
•The structure must be less than 4 metres high to the top of a ridged roof if it is to be beyond 2 metres from a boundary. If it has a flat roof the maximum height should be 3 metres.
•The structure must be less than 2.5 metres high if within 2 metres from the boundary
•The playhouse should be 5 metres away from the dwelling.
•The playhouse must not be sited between the dwelling and the main highway.
•The playhouse does not have a floor area in excess of 30 square metres.
•If the playhouse has a floor area of more than 20 square metres, it should be 1 metre from the boundary.
•Platforms above 30 cm need planning permission.