(a) A reference in a statute to a statute or to a regulation issued by a public body or public officer includes the statute or regulation with all amendments and supplements thereto and any new statute or regulation substituted for such statute or regulation, as in force at the time of application of the provision of the statute in which such reference is made, unless the specific language or the context of the reference in the provision clearly includes only the statute or regulation as in force on the effective date of the statute in which such reference is made.

(b) The provisions of subsection (a) of this section shall apply to every statute finally enacted on or after July 1, 1971.