Will my overtime be included in child support calculations? Yes, overtime is include in that. It'll be a part of your income. There are factors to be considered, however; such as, is it recurrent overtime? Is it regular overtime? Posted in Child Support Law, Legal FAQ Videos and tagged Child Support. Carolyn S. Zisser Highly regarded in marital and family law, Carolyn S. Zisser is a well-respected lecturer and author on family law subjects for the American Bar Association, Florida Bar, Jacksonville Bar Association and private legal seminar companies.