Cats at Large

Chapter 4.03.004 of the Code of Ordinances: Cats Running at Large
It shall be unlawful for any owner, keeper, or harborer of any cat to let such cat run at large, unless a valid rabies tag is attached to its collar or harness.

A Cat Running at Large is defined as:
Any cat which does not display a rabies or license tag on collar or harness or which is unconfined during estrus, or both.