insert
(4) In this section:
"relevant interest", in a lease of a unit, means—
(a) a mortgage of the lease of the unit; and
(b) if the unit is in a units plan that subdivides a parcel of land under a declared land sublease—
(i) the Crown lease; or
(ii) if the Crown lessee has mortgaged the land under the Crown lease—the Crown lessee's mortgage.