NCC 2022 Volume Three - Plumbing Code of Australia Breadcrumb NCC National Construction Code 2022 NCC 2022 Volume Three - Plumbing Code of Australia Schedule 9 Tasmania A1 Part A1 Interpreting the NCC Part A1 Interpreting the NCC TAS A1G4 Interpretation2019: A1.0 Insert TAS subclause A1G4(7) in clause A1G4 as follows: (7) The Director of Building Control may issue written advice to deal with arising issues such as interpretation of codes, standards and regulations.