Utah Code § 81-13-206: Determination of rights in an adoption proceeding for a minor child.

(1)

(a) Any interested person may petition a court with jurisdiction over an adoption proceeding of a minor child for a determination of the rights and interests of any person who may claim an interest in the minor child under this part.

(b) The petition described in Subsection (1) may be filed at any time before the finalization of the adoption, including before:

(i) the minor child's birth;

(ii) a petition for adoption is filed; or

(iii) a petition to terminate parental rights is filed.

(2) If a petition for adoption or a petition to terminate parental rights has been filed in a court with jurisdiction under Title 78A, Judiciary and Judicial Administration, the petitioner or any interested person may, without filing a separate petition, move the court for a determination of the rights and interests of any person who may claim an interest in the minor child under this chapter.