—(1) Any patient who has made a directive may, in the presence of at least one witness, revoke the directive —
in any other way in which the patient can communicate.
(2) As far as may be practicable, the revocation shall be registered with the Registrar.
(3) Where a revocation is made in accordance with subsection (1), the patient (if practicable) and each witness shall notify the Registrar in writing of the revocation with full particulars of the name, address and telephone number of the patient and of the witness and the time, date and place where the revocation was made.
(4) It shall be the duty of any other person who has witnessed a revocation, whether made in writing, orally or in any other way in which the patient can communicate, to inform the Registrar of that fact.
(5) Upon receipt of the notice of revocation (if there is more than one notice, the first notice), the Registrar shall issue to that person an acknowledgment in the prescribed form and shall mark the directive as a revoked directive in the register.