[Gay State Conservative]

The State Department recommends that the traveler should use their US passport to leave and enter the US.

Federal law *requires* that a US citizen enters and leaves the US using their US passport regardless of whatever other passports he/she might hold.

[kabar]

Most U.S. citizens, including dual nationals, must use a U.S. passport to enter and leave the United States. Dual nationals may also be required by the foreign country to use its passport to enter and leave that country.