(1) The amendments in this part are adopted as amendments to the IRC to be applicable statewide.
(2) The statewide amendments to the following which may be applied to detached one- and two-family dwellings and multiple single-family dwellings shall be applicable to the corresponding provisions of the IRC:
(a) IBC under Part 1, Statewide Amendments to IBC;
(b) IPC under Part 3, Statewide Amendments to IPC;
(c) IMC under Part 4, Statewide Amendments to IMC;
(d) IFGC under Part 5, Statewide Amendments to IFGC;
(e) NEC under Part 6, Statewide Amendments to NEC; and
(f) IECC under Part 7, Statewide Amendments to IECC.