Chapter 9.20 FIREARMS This chapter is included in your selections. Sections: Article I. Possession on Liquor-Dispensing Premises9.20.010 Firearm possession prohibited.9.20.020 Weapon possession prohibited.9.20.030 Exemptions from CMC 9.20.010 and 9.20.020.9.20.040 Violation – Penalty. Article II. Exemption from Prohibition9.20.050 Exemption to prohibition of carrying uncased firearms.