Every owner of a dog or cat four (4) months of age or older shall each year cause said dog or cat to be inoculated against rabies by a licensed veterinarian. However, if the vaccine used is one recognized by the state of Illinois, department of agriculture for three (3) year period of immunity and the animal to be inoculated is a dog or cat over twelve (12) months of age at the time of inoculation, the interval between inoculations may be extended to three (3) years. At such time as new rabies vaccines are recognized or revisions in recommendations are made by the state of Illinois, department of agriculture, the administrator may issue a directive authorizing their implementation. (Ord. 2007-O-84 § 2)