Ohio law index
ORC Chapter 3119: Child support calculation and modification
Ohio's child support chapter: the guideline worksheet, income definitions, imputed income, deviations, and how a support order is reviewed or modified.
Plain-language summary, not the statute text. Laws change. Read the official text and confirm current law before relying on anything here.
Read the official text of ORC Chapter 3119
Our coverage citing ORC Chapter 3119
If you're a mother
Your rights and obligations, and how to protect your child's relationships with both parents and with extended family.
If you're a father
Ohio's default for unmarried parents, and the steps to establish your standing as a parent.
Who Decides Who Counts
Before any court weighs interests, it decides whose interests are on the ledger at all. Ohio's family law makes that membership decision in ways that tax parents without representation and govern children without consent, sometimes long past childhood.