Chapter 1.20 CITY LOGO AND SEAL This chapter is included in your selections. Sections: 1.20.010 Policy. 1.20.020 Historic logo. 1.20.025 Adoption of logo. 1.20.030 Adoption of seal. 1.20.040 Use for official purposes. 1.20.050 Restrictions on use. 1.20.060 Violation.