This division applies if—
(a) a parent (a
"relevant person" ) of a child under 16 years is not able to make an acknowledgement of sex application or a combined application for the child because the other parent (the
"stated party" ) of the child does not consent to, or have the capacity to consent to, the application being made; or
(b) a person (also a
"relevant person" ) who is 1 of a group of 2 or more persons mentioned in column 2 of the table in schedule 1 , part 2 with parental responsibility for a child under 16 years is not able to make an acknowledgement of sex application or a combined application for the child because 1 or more of the other persons (each also a
"stated party" ) in the group does not consent to, or have the capacity to consent to, the application being made.