From the 1937 Marijuana Tax Act to 2018 When the Cole Memo was Rescinded By admin | February 2, 2020 From the 1937 Marijuana Tax Act to 2018 When the Cole Memo was Rescinded In 1937 the Marijuana Tax Act classified as a schedule 1 drug, and once World War II began, hemp was produced by US famers in a “hemp for victory” campaign. Share this...FacebookTwitterPinterestLinkedinStumbleuponRedditTumblrEmail Posted in Industry