Last edited 07 Mar 2018

Material change of use

According to the Building 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:

The building is used as a dwelling, where previously it was not;
The building contains a flat, where previously it did not;
The building is used as an hotel or a boarding house, where previously it was not;
The building is used as an institution, where previously it was not;
The building is used as a public building, where previously it was not;
The building is not a building described in classes 1 to 6 in Schedule 2, where previously it was;
The building, which contains at least one dwelling, contains a greater or lesser number of dwellings than it did previously;
The building contains a room for residential purposes, where previously it did not;
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
The building is used as a shop, where previously it was not.

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