RE:RE:RE:RE:RE:Liberal's excise tax on cannabis products (retail, not The gov would probably respond will something like this:
https://www.canada.ca/en/health-canada/services/drugs-medication/cannabis/laws-regulations/cannabis-act-legislative-review.html
The industry could argue they knew the act would not be perfect, and it was not reasonable to think the illicit market would disappear instantly. They have decades of experience and knowledge about catching illicit sellers and producers. Know what works and not, and did not use the additional tax money to address the problem.