The following are considered Class 2B structures:
hotels, flats, apartments and other residential buildings between 4 and 15 storeys;
educational buildings between 2 and 15 storeys;
retail premises between 3 and 15 storeys;
hospitals of 3 storeys or less;
offices between 5 and 15 storeys;
all buildings to which members of the public are admitted which have floor spacing’s between 2,000 and 5,000 square metres;
car parking of 5 storeys or less.