(1) A port authority is to have a common seal.

(2) A document is duly executed by a port authority if ¾

(a) the common seal of the port authority is affixed to it in the presence of 2 directors or of a director and the CEO; or

(b) it is signed on behalf of the port authority by a person or persons referred to in subsection (4).

(3) The common seal of a port authority is not to be affixed to a document except in accordance with this section.

(4) A port authority may, by writing under its common seal, authorise a director, the CEO, a member of staff or other agent of the port authority to execute documents on its behalf.

(5) An authorisation under subsection (4) ¾

(a) may be given ¾

(i) either generally or in respect of a specified matter or specified matters; and

(ii) so as to authorise 2 or more persons to execute documents jointly;

and

(b) may be presumed by a person dealing with the port authority to continue ¾

(i) during any period for which it is conferred; or

(ii) if subparagraph (i) does not apply, until notice of termination of the authority is given to the person so dealing.

(6) A document purporting to be executed in accordance with this section is to be taken to be duly executed until the contrary is shown.