Restormel Borough Council -v- Secretary of State for the Environment and Rabey [1982] JPL 785

A hotel placed a caravan within its grounds to house its waitresses. The council served an enforcement notice. Held: There had been no material change of use. The use of the caravan was incidental to the main use of the land. The test was to be applied by looking at the alleged change in the context of the entire planning unit.