Русско-англо-русский юридический словарь

Civil Law. A body of rules that delineate private rights and remedies, and govern disputes between individuals in such areas as contracts, property, and family law; distinct from criminal or public law. (TheFreeDictionary)

Family law (also called matrimonial law) is an area of the law that deals with family matters and domestic relations [...] (Wikipedia)

A family court is a court convened to decide matters and make orders in relation to family law, such as custody of children. (Wikipedia)

In family law and public policy, child support (or child maintenance) is an ongoing, periodic payment made by a parent for the financial benefit of a child (or parent, caregiver, guardian, or state) following the end of a marriage or other relationship. (Wikipedia)