Whether you can enter Ireland without a visa depends entirely on your nationality and the purpose of your visit. Citizens of the EU/EEA, UK, USA, Canada, Australia, and New Zealand (among others) can enter Ireland for tourism or business for up to 90 days without a visa. In 2026, Ireland continues to operate a separate immigration system from the Schengen Area, meaning a Schengen visa will not grant you entry to Ireland. However, for "visa-national" countries like India, China, or many African nations, a pre-clearance visa is strictly required before travel. It is also important to note the British-Irish Visa Scheme (BIVS), which allows some travelers from China and India to visit both the UK and Ireland on a single visa, provided they enter the country that issued the visa first. Even if you are visa-exempt, you must still present a valid passport and may be asked for proof of sufficient funds and a return ticket at the border. For long-term stays, such as study or work, nearly all non-EU nationals require a specific "D" category visa and subsequent registration with immigration authorities.