Cats in Hawaii, United States: rules and travel
Hawaii is rabies free, so pets arriving from outside the state need vaccination, a passing rabies antibody test and paperwork to avoid quarantine. The 5 Day or Less program can cut quarantine to 5 days or less.
Dog licensing and leash rules are set by each county.
The national rules for United States apply here too. National rules
Laws change: this is general information, not legal advice. The authority linked on each line has the final word.