Supreme Court of Iowa October 19, 2007, 05-1068 (Waterloo Education Ass'n v. Iowa Public Employment Relations)

APPEL, Justice.

In this case, we must decide whether an overload pay proposal submitted by the Waterloo Education Association (Association) to the Waterloo Community School District (District) is a mandatory or permissive subject of collective bargaining under section 20.9 of the Iowa Public Employment Relations Act (PERA).