Canadian Cannabis Investors Could Be Banned From US for Life, Immigration Experts Say Canadian Cannabis Investors Could Be Banned From US for Life, Immigration Experts Say Fortune Canadians who smoke legal weed—or invest in it—could face a lifetime ban at the US border Quartz Canada’s newly legal marijuana creates risk for investors at US border North Bay Business Journal Canadians who smoke marijuana legally, or work or invest in the industry, will be barred from the US: Customs and … Toronto Star Trudeau government suggests most Canadian marijuana users and employees won’t face problems at US border Toronto Star Full coverage