(1) Subject to the provisions of this section and sections 58A, 60 and 63, a person who has attained the age of 18 years (in this Act referred to as "donor") may appoint another person who has also attained that age (in this Act referred to as "attorney") on whom he or she confers either or both of the following:

(a) general authority to act on the donor's behalf in relation to all or a specified part of the donor's personal welfare or property and affairs, or both;

(b) authority to do specified things on the donor's behalf in relation to the donor's personal welfare or property and affairs, or both;

which may, in either case, be conferred subject to conditions and restrictions.

(2) The authority referred to in subsection (1) shall be known as an enduring power of attorney and shall be conferred in writing in an instrument which is in compliance with this Part, regulations made under section 79 and specifications made by the Director under section 79A.