No later than January 1, 2018, the Secretary of Business, Consumer Services, and Housing or his or her designee shall initiate work with the Legislature, the Department of Consumer Affairs, the Department of Food and Agriculture, the State Department of Public Health, and any other related departments to ensure that there is a safe and viable way to collect cash payments for taxes and fees related to the regulation of cannabis activity throughout the state.
Ca. Bus. and Prof'l. Code § 26180.5