Sec. 1. (a) This chapter applies in a judicial circuit in which a majority of the judges of the circuit and superior courts determine that:
(1) the social conditions of the county; and
(2) the number of domestic relations cases in the courts;
make the procedures described in IC 31-12-1 necessary for the full and proper consideration of domestic relations cases.
(b) The judges shall make the determination described in subsection (a) annually in January.