65.— Without prejudice to the generality of section 64, the Authority is the competent authority for the purpose of certifying—

(a) under Article 23 (which relates to the recognition of an adoption certified by the competent authority of the state of adoption), adoptions effected in the State in accordance with the Hague Convention, and

(b) under Article 27 (which relates to conversion of adoptions in the state of origin into adoptions terminating pre-existing legal parent-child relationships), the conversion of adoptions recognised in the State.