Section 5-31-21 - Establishment of paternity(a) When a referral is received from the department of human services, another state, or the applicant, a determination is made whether paternity for a child is at issue.(b) Paternity is at issue when natural parents are not married to each other at the time of the birth of the child.(c) Paternity can be established by the following methods:(1) By the voluntary establishment of paternity pursuant to section 584-3.5, Hawaii Revised Statutes;(2) By a court ordered judgment of paternity; or(3) By a decree of divorce naming the child as a child of the marriage. [Eff and comp MAR 30 2014] (Auth: HRS §§ 584-3.5, 584-8.5, 584-15) (Imp: HRS §§ 584-3.5, 584-8.5, 584-15; 45 C.F.R. §§302.70, 303.5 )