RSA 170-B:27 Readoption.

I. Any adoptee may be readopted in accordance with the provisions of this chapter. All provisions relating to the birth parent or parents shall apply to the adoptive parent or parents except that in no case of readoption shall a birth parent be made a party to the proceedings, nor shall the surrender of parental rights by a birth parent be necessary. For purposes of service of process, necessary parties and surrender, the adoptive parent or parents shall be substituted for the birth parent.
II. The court may validate and issue an adoption decree for an adoption finalized in another jurisdiction, provided that evidence satisfactory to the court is produced to demonstrate the validity of such adoption. For the purposes of this paragraph, satisfactory evidence includes documentat