§ 14-20-18 — (308) Challenge after expiration of period for rescission

1. After the period for rescission under section 14-20-17 has expired, a signatory of an
acknowledgment of paternity or denial of paternity may commence a proceeding to
challenge the acknowledgment or denial only:
a. On the basis of fraud, duress, or material mistake of fact; and
b. Within two years after the acknowledgment or denial is filed with the department
of health and human services.
2. A party challenging an acknowledgment of paternity or denial of paternity has the
burden of proof.