6.—(1) If at any time any doubt arises, in relation to any particular State land, as to whether it is vested in a State authority or as to the State authority in whom it is vested, the Minister may, by warrant under his official seal, vest, as on and from a specified date (which may be earlier than the date of the warrant or the operative date) that State land in a specified State authority, and thereupon that State land shall vest in, and, if the said specified date is earlier than the date of the warrant or the operative date, be deemed to have been vested in, the said specified State authority on the said specified date.

(2) No stamp duty shall be payable on any warrant under subsection (1) of this section.