Do you need to have a flag on your boat?

Question

Do you need to have a flag on your boat?

Answer 1

Inland waters, no.

International waters, it is customary to flag for your home country and flag for the waters you will enter.

Answer 2

Only, in a foreign port. Check with the U.S. State dept. Ooops, I forgot! during cocktail hour it is customary to fly a cocktail burgee if you want guests.

Answer 3

no

Answer 4

It is customary but not required.

Answer 5

When travelling to another country, technically you should fly the "Quarantine" until you clear customs ... but it is often overlooked.