PART 2Control of Building Work
Meaning of material change of use5
For the purposes of paragraph 8(1)(e) of Schedule 1 to the Act and for the purposes of these Regulations, there is a material change of use where there is a change in the purposes for which or the circumstances in which a building is used, so that after that change—
a
the building is used as a dwelling, where previously it was not;
b
the building contains a flat, where previously it did not;
c
the building is used as an hotel or a boarding house, where previously it was not;
d
the building is used as an institution, where previously it was not;
e
the building is used as a public building, where previously it was not;
f
the building is not a building described in classes 1 to 6 in Schedule 2, where previously it was;
g
the building, which contains at least one dwelling, contains a greater or lesser number of dwellings than it did previously;
h
the building contains a room for residential purposes, where previously it did not;
i
the building, which contains at least one room for residential purposes, contains a greater or lesser number of such rooms than it did previously; or
j
the building is used as a shop, where previously it was not.