Article 17 Forms and ceremonies used in administering oaths
For the purposes of this Order, the forms and ceremonies used in administering an oath are immaterial if—
(a)
the court or person before whom the oath is taken has power to administer an oath for the purpose of verifying the statement in question; and
(b)
the oath has been administered in a form and with ceremonies which the person taking the oath has accepted without objection or has declared to be binding on him.