1. Short title This Act may be cited as the Hemp Farming Act of 2018 . 2. Hemp production The Agricultural Marketing Act of 1946 ( 7 U.S.C. 1621 et seq.) is amended by adding at the end the following: G Hemp Production 297A. Definitions In this subtitle: (1) Hemp The term hemp means 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. (2) Indian tribe The term Indian tribe has the meaning given the term in section 4 of the Indian Self-Determination and Education Assistance Act ( 25 U.S.C. 5304 ). (3) Secretary The term Secretary means the Secretary of Agriculture. (4) State The term State means— (A) a State; (B) the District of Columbia; (C) the Commonwealth of Puerto Rico