diversion certificate "diversion certificate" means a certificate issued by the competent authority of a country through which a dangerous drug passes in transit, authorizing the diversion of such drug to a country other than that specified as the country of ultimate destination in the export authorization, and containing all the particulars required to be included in an export authorization, together with the name of the country from which the consignment was originally exported; ACT 234 - DANGEROUS DRUGS ACT 1952 (Revised 1980) 18. Interpretation.