Sec. 10.15  Tax lien on property.
   On July first the taxes thus assessed shall become a debt due to the city from the persons to whom they are assessed, and the amounts assessed on any interest in real property shall become a lien upon such real property for such amounts and for all interest and charges thereon, and all personal taxes shall become a debt of, and first lien on[,] all personal property of, such persons so assessed. Such lien shall take precedence over all other claims, encumbrances, and liens to the extent provided by law and shall continue until such taxes, interest, and charges are paid.