Holders of the roofing licence class install roofs, or roof materials for any category of building. There are seven areas of practice where the holder to works in one or more of the following areas - concrete roof tiles (R1), metal roof and wall cladding (R2), metal roof tiles (R3), roof membrane (R4), liquid roof membrane (R5), torch on roof membrane (R6), and roof shingles and slates (R7).