—(1) No assurance or caveat shall be provisonally registered under this Act unless it is presented for registration by —
a person who has executed or claims under it;
the legal personal representative of that person;
the agent of that person or representative duly authorised by power of attorney, executed and authenticated in the manner hereinafter mentioned; or
the solicitor of that person or representative.
(2) No instrument shall be provisionally registered on behalf of a corporation or company, unless it is presented for registration —
in the case of a corporation sole, by the corporation and in the case of a company or other corporation aggregate, by a director or secretary of the company or other corporation;
by the agent of the corporation or company duly authorised thereunto by a power of attorney; or
by the solicitor of the corporation or company.