(a) If there is any unit owner other than a declarant, each unit that has been created, together with its interest in the common elements, constitutes for all purposes a separate parcel of real estate.

(b) If there is any unit owner other than a declarant, each unit must be separately taxed and assessed, and no separate tax or assessment may be rendered against any common elements for which a declarant has reserved no development rights.

(c) If there is no unit owner other than a declarant, the real estate comprising the condominium may be taxed and assessed in any manner provided by law.