(1) If a person is to make a statutory declaration or unattested declaration, the form of the declaration must be the words "I solemnly and sincerely declare ..." followed by the content of the declaration.
(2) A statutory declaration must be made:
(a) in writing under section 19 ; or
(b) as a recording under section 20 .
(3) An unattested declaration must be made in writing under section 21 .