It is unlawful to give a fish intoxicating liquor.

The Law Explained

A peculiar Louisville ordinance makes it explicitly illegal to serve alcoholic beverages to a fish. While the exact historical prompt for this rule is lost to time, it is believed to have been aimed at stopping bizarre tavern bets or cruel entertainment where patrons would pour moonshine into fish tanks. Rest assured, your pet goldfish must remain entirely sober within the city limits.