(2) When consent is given under this section, there shall be filed in the adoption proceeding:
(a) A certified copy of the court order, or the written authorization from the parent, parents or other person, or both a court order and such written authorization, as the case may be, that enables consent to be given in loco parentis under the law of such other jurisdiction; and
(b) Written formal consent by the agency or other organization, or the officer or executive thereof, to the proposed adoption, showing that sufficient and satisfactory investigation of the adopting parties has been made and recommending that the adoption be granted. [Formerly 109.318]