§ 234-a. Service of notice in relation to constitutionality of local
law, ordinance, rule or regulation of a county. Whenever the
constitutionality of any local law, ordinance, rule or regulation of a
county is brought into issue upon a trial or hearing of any civil cause
of action or proceeding in any court, and the county is not a party to
such action or proceeding, notice shall be served upon the county in
accordance with section one thousand twelve of the civil practice law
and rules.