answer: Within individual countries, examples of legislation pertaining to, and establishing guidelines for, the implementation and collection of child maintenance include the 1975 Family Law Act ( Australia ), the Child Support Act (United Kingdom) and the Maintenance and Affiliation Act (Fiji) Child support in the United States , 45 C.F.R. 302.56 requires each state to establish and publish a Guideline that is presumptively (but rebuttably) correct, and Review the Guideline, at a minimum, every four (4) years.