§ 14-2-608 — Challenge after expiration of period for rescission

(a) After the period for rescission under W.S. 14-2-607
has expired, a signatory of an acknowledgment of paternity or
denial of paternity may commence a proceeding to challenge the
acknowledgment or denial only:
(i) On the basis of fraud, duress or material mistake
of fact; and
(ii) Within two (2) years after the acknowledgment or
denial is filed with the state office of vital records.
(b) A party challenging an acknowledgment of paternity or
denial of paternity has the burden of proof.