9 CAR § 5-1001
(a) The Office of Child Support Enforcement will continue collection after the emancipation of a child until:
(b)
(2) The office will not take enforcement action to collect support arrears for which an affirmative defense of statute of limitations exists with the exception of those actions permitted by federal law:
(c)
(1) All enforcement techniques apply to collection of the past due amount of support, including:
(d)
(2) If the child is age twenty-three (23) or older, the office can accept the case if: