A payment into Court or to the Authority of the amount of a limit determined under this section shall be made in Singapore dollars, and —
(a) for the purpose of converting such an amount from special drawing rights into Singapore dollars, one special drawing right shall be treated as equal to such a sum in Singapore dollars as the International Monetary Fund has fixed as being the equivalent of one special drawing right for —
(i) the day on which the determination is made; or
(ii) if no sum has been so fixed for that day, the last day before that day for which a sum has been so fixed;
(b) a certificate given by or on behalf of the Minister for Finance stating —
(i) that a particular sum in Singapore dollars has been so fixed for the day on which the determination was made; or
(ii) that no sum has been so fixed for that day and that a particular sum in Singapore dollars has been so fixed for a day which is the last day for which a sum has been so fixed before the day on which the determination was made,shall be conclusive evidence of those matters for the purposes of this Part; and
(c) a document purporting to be such a certificate shall, in any proceedings, be received in evidence and, unless the contrary is proved, be deemed to be such a certificate.