(1) The Authority may have an official seal.
(2) The affixing of the official seal of the Authority must be in the presence of, witnessed and signed by the Chief Executive Officer, the Chairperson or Deputy Chairperson of the Board.
(3) All documents, other than those required by law to be under seal, which are executed by, and all decisions of the Authority must be signed by —
(a) the Chairperson or a member of the Board authorized in writing by the Chairperson to act on behalf of the Chairperson; and
(b) the Chief Executive Officer.