Upon payment of the license fee provided above, the licensing outlet shall deliver to the owner or custodian of such cat or dog a license and a metallic tag for each animal licensed. All licenses shall be dated and numbered, and shall bear the name of the City, the name and address of the owner and custodian of the cat or dog license, and a description of the cat or dog, including its color and sex. The metallic tag shall bear a serial number corresponding with the number of the license. It shall be the duty of every owner or custodian of a cat or dog to keep a substantial collar on the animal and to keep firmly attached thereto the metallic tag for the current licensing year. There shall be a fee of $2.00 for replacement of any lost license tag. The owner or custodian of such cat or dog shall provide the City upon request with proof that the cat or dog is currently licensed as provided by this chapter.