A complete copy of the C.D.S.A. listing all of the illegal, illicit and controlled drugs can be found at this link.
It is illegal in Canada to possess, produce or traffic in Marihuana.
a. A person is in possession of something when it is in their personal possession of knowingly:
ii. has it in a place, whether or not that place belongs to or is occupied by them, for the use or
a. to sell, administer, give, transfer, transport, send or deliver the substance
b. to sell an authorization to obtain the substance, or
c. to offer to do anything mentioned in a) or b) above, otherwise than under the authority of the regulations.
A person also commits an offence of trafficking in a substance included in Schedule I, II, III, or IV or in any substance represented or held out to be by that person a substance.
"Possession of the Purpose" means that the person must be in "possession" as set out in the definition above and for the purpose of "trafficking" as set out in the definition above.