6Meaning of “child” in sections 4 and 5.N.I.
(1)For the purposes of sections 4 and 5—
(a)“child” includes stepchild, illegitimate child, adopted person and a person of whom,F1... the insured,F1..., is the lawful guardian;
(b)an illegitimate child shall be treated as the legitimate child of his mother and natural father; and
(c)an adopted person shall be treated as the child of the person or persons by whom he was adopted and not as the child of any other person.
(2)In this section “adopted” includes:—
(a)adopted in pursuance of an adoption order made under the Adoption of Children Act (Northern Ireland) 1950 [1950 c.6] F2 or any previous enactment relating to children or any corresponding enactment in force at the time of the adoption in any other part of the United Kingdom, or in the Channel Islands or the Isle of Man;
(b)adopted under the law for the time being in force in any other country where—
(i)under that law the adoption operates to effect substantially the same change in status, relative to one another, of the parties to the adoption as any adoption duly made pursuant to any such an order as is referred to in paragraph ( a) would effect;
(ii)the parties to the adoption were then resident in that country.
(3)For the purposes of any proceedings under section 4F1... an adoption authorised by any such an order as is referred to in subsection (2)( a) may be proved by the production of any document which is receivable as evidence of the order in the country where the order is made.