Delta-9 THC (Fully Compliant)

How are these legal?

Under Section 10013 of the 2018 Farm Bill, “hemp” is defined as “the plant Cannabis sativa L. and any part of that plant, including the seeds thereof and all derivatives, extracts, cannabinoids, isomers, acids, salts, and salts of isomers, whether growing or not, with a delta-9 tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis.”