Restriction on nominees
18.  No member or subscriber of a registered organisation may nominate as the person to receive the benefits provided under the rules of the organisation a person other than the wife, children (including adopted children), grandchildren, mother, father, sons-in-law, daughters-in-law, brothers or sisters of the whole blood, brothers or sisters of the half-blood, children of such brothers and sisters of the whole or half-blood, uncles or aunts of the whole blood, uncles or aunts of the half-blood or children of those uncles or aunts of the whole or half-blood of that member or subscriber:
Provided that a member or subscriber may nominate any other person in writing signed by himself in the presence of and attested by a Justice of the Peace or a Magistrate or the Registrar.