Delta-8 THC is the new pattern. That act specifies hemp as: All derivatives, essences, cannabinoids, isomers, acids, salts, and salts of isomers, whether expanding or not, with a delta-9 tetrahydrocannabinol concentration of not greater than 0.3 percent." This language makes delta-8 lawful, since it does not contain any delta-9 THC.