This subchapter applies to a dwelling the initial construction of which was commenced on or after December 1, 1978, except as follows:
(1) Section 101.645 applies to a dwelling the initial construction of which was commenced before, on or after May 23, 1978.
(1m) Section 101.647 applies to a dwelling the initial construction of which was commenced before, on, or after February 1, 2011.
(2) Section 101.653 applies to a dwelling the initial construction of which was commenced on or after May 16, 1992.
(3) Sections 101.65 (1m) and (1r) and 101.654 apply to an application for a building permit filed on or after April 1, 1995, to perform work on a dwelling the initial construction of which was commenced before, on or after December 1, 1978.