(a) In this section, “rehabilitation” means the alteration, remodeling, enlargement, or repair of an existing structure.
(b) A municipality that adopts a building code, other than the International Residential Code adopted under § 214.212, shall adopt one of the following:
(1) prescriptive provisions for rehabilitation as part of the municipality’s building code; or
(2) the rehabilitation code that accompanies the building code adopted by the municipality.

Terms Used In Texas Local Government Code 214.215


(c) The rehabilitation code or prescriptive provisions do not apply to the rehabilitation of a structure to which the International Residential Code applies or to the construction of a new structure.
(d) A municipality may:
(1) adopt the rehabilitation code or prescriptive provisions for rehabilitation recommended by the Texas Board of Architectural Examiners; or
(2) amend its rehabilitation code or prescriptive provisions for rehabilitation.
(e) A municipality shall enforce the prescriptive provisions for rehabilitation or the rehabilitation code in a manner consistent with the enforcement of the municipality’s building code.