This video includes description of the Oath ceremony and types of ceremonies, forms one should receive and fill in to take the Oath. You will also find out what to do if you cannot appear at the ceremony and what the Oath requires. The United States Oath of Allegiance, is an Oath that must be taken by all immigrants who wish to become United States citizens. Taking the Oath is the final step of the process of becoming a U.S. Citizen. Every naturalization candidate is required to recite the Oath of Allegiance to become a U.S. Citizen. The naturalization ceremony is a solemn and meaningful event. Please, dress proper attire to respect this event. Ones you become a U.S. Citizen you can apply for a U.S. Passport, vote in federal elections and update your Social Security Record.