You must have a valid passport to enter Ireland. U.S. citizens can enter visa-free for tourism or business stays of up to 90 days. There is no minimum passport validity requirement for U.S. citizens entering Ireland.
People Also Ask
An Ireland multiple-entry tourist visa allows you to enter and leave Ireland as many times as you want, as long as your Irish visa is still valid.
American expats and digital nomads wanting to work in Ireland must apply for a work visa, what they call an employment permit. There are nine types of employment permits, and you can apply for the type suitable for your needs online, as well as make payments and submit documents online.