(A)   For the purpose of this section, the following definition shall apply unless the context clearly indicates or requires a different meaning.
      CANNABIS. Marijuana, hashish and other substances which are identified as including any parts of the plant Cannabis Sativa, whether growing or not, the seeds thereof, the resin extracted from any part of the plants; and any compound, manufacture, salt, derivative, mixture or preparation of the plant, its seeds, resin, including tetrahydrocannabinol (THC), and all other cannabinol derivatives, including its naturally occurring or synthetically produced ingredients, whether produced directly or indirectly by extraction, or independently by means of chemical synthesis or by a combination of extraction and chemical synthesis; but shall not include the mature stalks of the plant, fiber produced from the stalks, oil or cake made from the seeds of the plant, any other compound, manufacture, salt, derivative, mixture or preparation of the mature stalks, except the resin extracted therefrom, fiber, oil or cake, or the sterilized seed of the plant which is incapable of germination.
   (B)   It shall be unlawful for any person knowingly to possess 30 grams or less of any substance containing cannabis.
   (C)   The provisions of this section shall not apply to:
      (1)   Any person who has been authorized by the Department of Mental Health and Developmental Disabilities with the approval of the Department of Law Enforcement to possess and deliver substances containing cannabis; or
      (2)   Persons registered under federal law to conduct research with cannabis.
(2000 Code, § 136.22) (Ord. 1242, passed 1-7-1985) Penalty, see § 136.99