Citizenship by Naturalisation

Become an Irish Citizen by applying to the Minister for Justice and Equality for a certificate of naturalisation


The information on this page is for guidance only. Read the Irish Nationality and Citizenship Acts for a complete description of citizenship by naturalisation.

You may be eligible to apply for Irish citizenship by naturalisation if you are living in the State or if you are living on the island of Ireland and married to an Irish citizen. You may also be eligible to apply for Irish citizenship if you are of Irish descent or have Irish associations* or have been resident abroad in the Irish public service or have been declared to be a refugee or stateless as defined by law.

If your application is approved you will be invited to attend a Citizenship Ceremony where you will receive a Certificate of Naturalisation and make a declaration of fidelity to the nation and loyalty to the State.



Criteria for applying as an adult

  • Are of full age (aged 18 or over, or if aged under 18 you are married)
  • Meet the relevant conditions for residence
  • Intend to reside in the State or if you are spouse/civil partner of an Irish citizen intend to reside on the island of Ireland
  • Are of good character
  • Will attend a citizenship ceremony and make the declaration of fidelity

Application Form


After you become an Irish citizen, you can apply for a passport via the Department of Foreign Affairs and Trade.

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