4.—(1) The Minister may, by notification in the Gazette, appoint an officer to carry out the provisions of this Act, to be called the Commissioner of Estate Duties and such number of Deputy Commissioners of Estate Duties as he thinks fit.
(2) A Deputy Commissioner of Estate Duties shall have all the powers conferred by this Act on the Commissioner.
(3) The Commissioner shall be responsible for the recovery of all estate duty, interest and penalties payable under the provisions of this Act and shall pay all amounts collected in respect thereof into the Consolidated Fund.