The rates or charges shall be billed to the owners of the premises. Upon application by the tenant of any premises who is not the owner filed with the City Recorder, accompanied by appropriate security or indemnity in an amount and of a kind approved by the City Recorder, the bills may be rendered to the tenant. However, the rendering of a bill to a tenant who is not the owner of the premises shall not affect nor impair the lien of the amount of any delinquent bill upon the real property served by the combined waterworks and sewerage system, nor shall the rendition affect or impair the right of the City to enforce the lien as provided by this article. (1965 Code §22-8)