Enforcement of this chapter may be by any police officer or other law enforcement officer, fire department, and building department personnel, jurisdictional health department personnel, and those public employees charged with the responsibility of operating and maintaining all public places within the provisions of this chapter. All such enforcement officers are hereby empowered to issue citations to and/or arrest without warrant, persons violating the provisions of this chapter. Said enforcement officers may serve and execute all warrants, citations, and other process issued by the courts. In addition, mailing by registered mail of such warrant, citation or other process to the last known place of residence of the offender shall be deemed as personal service upon the person charged. Nothing herein shall be construed to prohibit citizens' complaints or arrests as may be otherwise permitted under applicable state regulations, state statute, ordinance, or court rule. (Ord. 1228, 1974)