Arrearage

Past due, unpaid child support owed by the non-custodial parent. If the parent has arrearages, s/he is said to be "in arrears."

Source: Office of Child Support Enforcement.


Unpaid child support for past periods owed by a parent who is obligated to pay.

Source: Office of Child Support Enforcement


Child support that is overdue or unpaid. A parent that has arrearages is "in arrears."

Source: California Courts.