All passengers are required to fill out an E-Ticket or paper form when entering or exiting the Dominican Republic. Electronic ticket for entry and exit to the Dominican Republic.Now you can record your entry and exit data digitally. Passport with a minimum validity of six (6) months. It is no longer required to fill it out 72 hours prior to the trip. It can be filled out as soon as you have your flight information, even months in advance. My first trip out of the country is coming up in January - to Punta Cana. Besides a valid passport, what else do I need to have ready to go at the airport? Below are the most frequently asked questions about travel to the Dominican Republic, to help ease your journey just a little more. With legal residence in the Dominican Republic traveling in the company of both parents.