4B.4.—(1) Any document signifying the consent of a person to, or otherwise containing the opinion of a person on the making of, the Convention adoption order shall be in a form which complies with the internal law relating to adoption of the Convention country of which the child is a national : provided that where the court is not satisfied that a person consents with full understanding of what is involved, it may call for further evidence.
(2) A document referred to in paragraph (1) shall, if sufficiently witnessed, be admissible as evidence of the consent or opinion contained therein without further proof of the signature of the person by whom it is executed.
(3) A document referred to in paragraph (1) shall, if executed before the date of the applicant’s application, be attached to that application.