in relation to a unit or a section or an undivided share in the common property forming part of such unit, means, subject to subsection (5), the person in whose name the unit is registered at a deeds registry in terms of the Sectional Titles Act or in whom ownership is vested by statute, including the trustee in an insolvent estate, the liquidator of a company or close corporation which is an owner, the executor of an owner who has died, or the representative of an owner, who is a minor or of unsound mind, recognised by law, and ‘‘owned’’ and ‘‘ownership’’ have a corresponding meaning;