N.C. Gen. Stat. § 48-2-404: Notice of proceedings by court to alleged father.

If, at any time in the proceeding, it appears to the court that there is an alleged father of a minor adoptee as described in G.S. 48-2-401(c)(3) who has not been given notice, the court shall require notice of the proceeding to be given to him pursuant to G.S. 48-2-402. (1995, c. 457, s. 2.)