CDSA III Controlled Drugs and Substances Act CDSA I CDSA III (CDSA II CDSA IV CDSA IV (CDSA II CDSA III CDSA I (CDSA II (CDSA II CDSA IV (CDSA II CDSA IV CDSA I CDSA I CDSA I CDSA IV CDSA IV CDSA I CDSA IV CDSA IV CDSA III CDSA I CDSA IV CDSA I CDSA IV CDSA IV (CDSA II CDSA III CDSA IV CDSA III CDSA IV (CDSA II CDSA III CDSA IV CDSA I (CDSA II CDSA III CDSA IV (CDSA II CDSA IV CDSA I CDSA IV CDSA IV CDSA III CDSA III (CDSA II CDSA IV CDSA IV Controlled Drugs and Substances Act (S.C. 1996, c. 19)