New South Wales Consolidated Acts(1973 Act, s 20)
The leasehold estate of a body corporate in common property shall be held by
the body corporate as agent:
(a) where the same person or persons is or are the lessee or lessees of the lots the subject of the leasehold strata scheme concerned-for that lessee or those lessees, or
(b) where different persons are lessees of each of two or more of the lots the subject of the leasehold strata scheme concerned-for those lessees as tenants in common in shares proportional to the unit entitlements of their respective lots.