(1) An affidavit that is irregular in form (including an affidavit that does not comply with the approved form for the affidavit)—
(a) may be filed and served; and
(b) may be used in a proceeding only with the Magistrates Court's leave.
(2) If an affidavit to which the Oaths and Affirmations Act 1984 , section 19 (Affidavit by person unable to understand English) or section 20 (Affidavit by illiterate or blind person) applies does not contain the certificate mentioned in the section, the affidavit may be used in a proceeding under the Act only if the Magistrates Court is satisfied that—
(a) the affidavit was read out or translated to the person who made the affidavit; and
(b) the person appeared to understand the affidavit; and
(c) the person agreed to the affidavit.