Wisconsin Notice of Motion and Motion to Change: Legal Custody, Physical Placement, Child Support, Maintenance or Arrears Payment is a legal document used to initiate a request for a change in the legal arrangements for child support, maintenance, or arrears payments. This document is used when the custodial parent wishes to modify the child support, maintenance or arrears payments established by a court order. This document is also used when the custodial parent wishes to modify the legal custody, physical placement, or other arrangement for the care of a child. There are two types of Wisconsin Notice of Motion and Motion to Change: Legal Custody, Physical Placement, Child Support, Maintenance or Arrears Payment. The first is a motion to modify, and the second is a motion to enforce. The motion to modify is used to change an existing court order, while the motion to enforce is used to uphold an existing court order. Both types of documents must be served on the other party in the court action.