HB 2312 Marijuana; legalization of simple possession; penalties. Introduced by: Charniele L. Herring | all patrons … notes | add to my profiles SUMMARY AS INTRODUCED: Marijuana; legalization of simple possession; penalties. Eliminates criminal penalties for possession of marijuana for persons who are 21 years of age or older. The bill also modifies several other criminal penalties related to marijuana and provides for an automatic expungement process for those convicted of certain marijuana-related crimes. The bill establishes a regulatory scheme for the regulation of marijuana cultivation facilit