21 (3) Nothing contained in, or done under the authority of, a law is inconsistent with this section to the extent that the law makes provision for the acquisition of property by way of— (a) taxation; (b) sequestration of bankrupt estates; (c) confiscation of the proceeds of crime; (d) penalty for breach of the law; (e) satisfaction of a mortgage, charge or lien; or (f) execution of a judgment of a court or tribunal. Rights of ownership and protection of iTaukei, Rotuman and Banaban lands 28.—(1) The ownership of all iTaukei land shall remain with the customary owners of that land and iTaukei land shall not be permanently alienated, whether by sale, grant, transfer or exchange, except to the State in accordance with section 27. (2) Any iTaukei land acquired by the State for a public purpose after the commencement of this Constitution under section 27 or under any written law shall revert to the customary owners if the land is no longer required by the State. (3) The ownership of all Rotuman land shall remain with the customary owners of that land and Rotuman land shall not be permanently alienated, whether by sale, grant, transfer or exchange, except to the State in accordance with section 27. (4) Any Rotuman land acquired by the State for a public purpose after the commencement of this Constitution under section 27 or under any written law shall revert to the customary owners if the land is no longer required by the State. (5) The ownership of all Banaban land shall remain with the customary owners of that land and Banaban land shall not be permanently alienated, whether by sale, grant, transfer or exchange, except to the State in accordance with section 27. (6) Any Banaban land acquired by the State for a public purpose after the commencement of this Constitution under section 27 or under any written law shall revert to the customary owners if the land is no longer required by the State. Protection of ownership and interests in land 29.—(1) All ownership of land, and all rights and interests in land leases and land tenancies that existed immediately before the commencement of this Constitution shall continue to exist under this Constitution. (2) No law shall be made to diminish or adversely affect the rights and interests in land leases and land tenancies, whether existing immediately before the commencement of this Constitution or made or issued after the commencement of this Constitution.