RULES FOR ENTERING AND EXITING THE COUNTRY
You will need to pay an Entry Fee of $10.00 USD to receive your Tourist Card, your airline usually includes this in the price of your ticket. If you leave within 30 days there are no Exit Fees. More than 30 days in the Dominican Republic and you will need to check what the Exit Fees are online, as the prices change. Check with Ministerio De Interior Y Policia, Direccion General De Migracion.
You must have a valid PASSPORT with 2 blank pages.
Learn where the embassy of your country is, before you come and jot down the phone number in case of emergency.
Learn what emergency numbers are in the Dominican Republic and the area you are staying in and keep those in your phone or handy.