There are state and local regulations covering dog ownership including dog licenses, vaccinations, leash laws, pooper-scooper laws and more. Local governments are in charge of most kinds of basic animal regulations, but laws covering these issues vary significantly from town to town. Other laws cover landlords and dogs, traveling with your dog on public transportation, barking dogs, animal control and dog owner liability. There are also special laws for dangerous dogs.
Here on LawServer you’ll find relevant state laws about dogs.