A parent or guardian of a child who consents to the child being placed for adoption by an adoption agency under section 19 may, at the same or any subsequent time, consent to the making of a future adoption order.
Consent under this section—
where the parent or guardian has consented to the child being placed for adoption with prospective adopters identified in the consent, may be consent to adoption by them, or
may be consent to adoption by any prospective adopters who may be chosen by the agency.
A person may withdraw any consent given under this section.
A person who gives consent under this section may, at the same or any subsequent time, by notice given to the adoption agency—
state that he does not wish to be informed of any application for an adoption order, or
withdraw such a statement.
A notice under subsection (4) has effect from the time when it is received by the adoption agency but has no effect if the person concerned has withdrawn his consent.
This section is subject to section 52 (parental etc. consent).