Cats in District of Columbia, United States: rules and travel
Dogs over 4 months need a yearly DC licence and rabies vaccination. Dogs may not run at large.
DC is a single jurisdiction; these rules apply citywide.
The national rules for United States apply here too. National rules
Keeping rules
Cats over 4 months must be vaccinated against rabies under rules issued by the Mayor (DC Code 8-1803).[1]
Laws change: this is general information, not legal advice. The authority linked on each line has the final word.