A person may be registered -
(a) as full owner of freehold land, that is to say, as tenant in fee simple;
(b) in the case of settled freehold land, as limited owner thereof, that is to say, as tenant in tail or tenant for life or as having under the Settled Land Acts the powers of a tenant for life;
(c) as full owner of a leasehold interest, that is to say, as the person in whom the leasehold interest is vested in possession; or
(d) in the case of a settled leasehold interest, as limited owner of the interest, that is to say, as tenant for life or as having under the Settled Land Acts the powers of a tenant for life.