11361.2.
(a) The Department of the California Highway Patrol shall be the lead agency for the enforcement of offenses involving the transportation of cannabis across local jurisdictions and offenses involving interstate commerce, including, but not limited to, violations of Sections 11360 and 11361 of this code and Section 23152 of the Vehicle Code.(b) The Department of the California Highway Patrol may collaborate with local law enforcement agencies and relevant state agencies in carrying out this section.